7,8-Dihydro-7,8-dihydroxybenzo(a)pyrene 9,10-oxide: 7,8,8a,9a-Tetrahydrobenzo(10,11)chryseno (3,4-b)oxirene-7,8-diol. A benzopyrene derivative with carcinogenic and mutagenic activity. [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]
| ID Source | ID |
|---|---|
| PubMed CID | 41322 |
| CHEMBL ID | 1743211 |
| CHEBI ID | 30614 |
| SCHEMBL ID | 6299813 |
| MeSH ID | M0023264 |
| Synonym |
|---|
| benzo(a)pyrene, 7,8-dihydro-7,8-dihydroxy-9,10-epoxy-, trans- |
| 7,8-dihydro-7,8-dihydroxybenzo(a)pyrene 9,10-oxide |
| bp 7,8-diol-9,10-epoxide 2 |
| 7,8,8a,9a-tetrahydrobenzo[10,11]chryseno[3,4-b]oxirene-7,8-diol |
| 55097-80-8 |
| benzo(a)pyrene diolepoxide i |
| benzo[a]pyrene diol epoxide i |
| CHEBI:30614 , |
| 7,8,8a,9a-tetrahydrobenzo[1,12]tetrapheno[10,11-b]oxirene-7,8-diol |
| 7,8-dihydro-7,8-dihydroxybenzo[a]pyrene 9,10-oxide |
| bpde |
| benzo(a)pyrene diol epoxide |
| benzo[a]pyrene-7,8-dihydrodiol-9,10-oxide |
| bdpe |
| 7,8-dihydroxy-9,10-epoxy-7,8,9,10-tetrahydrobenzo(a)pyrene |
| benzo(a)pyrene diol epoxide 1 |
| anti-bapde |
| benzo(a)pyrene-7,8-diol 9,10-epoxide |
| benzo(10,11)chryseno(3,4-b)oxirene-7,8-diol, 7,8,8a,9a-tetrahydro- |
| anti bapde |
| 7,8-bap-9,10-diol epoxide |
| benzo(a)pyrene 7,8-dihydrodiol 9,10-epoxide |
| (+- )-anti-benzo[a]pyrene-7,8-diol-9,10-epoxide |
| benzo(a)pyrene diolepoxide |
| benzo[a]pyrene diol epoxide (bpde) |
| CHEMBL1743211 |
| (+/-)-trans-benzo(a)pyrene-7,8-dihydrodiol-9,10-epoxide |
| 7,8,9,10-tetrahydrobenzo(a)pyrene-7,8-diol 9,10-epoxide |
| 5z16y5vg9y , |
| 7,8,9,10-tetrahydro-7,8-dihydroxybenzo(a)pyrene 9,10-epoxide |
| unii-5z16y5vg9y |
| SCHEMBL6299813 |
| 7,8,8a,9a-tetrahydrobenzo[10,11]chryseno[3,4-b]oxirene-7,8-diol # |
| 1,2-epoxy-3,4-dihydroxycyclohexano[a]pyrene, (3s,4s-) |
| DQEPMTIXHXSFOR-UHFFFAOYSA-N |
| DTXSID9036779 |
| benzo(a)pyrene diolepoxide 1 |
| 7,8,8a,9a-tetrahydrobenzo[1,12]tetrapheno-[10,11-b]oxirene-7,8-diol |
| 7,8-dihydroxy-9,10-epoxy-7,8,9,10-tetrahydrobenzo[a]pyrene |
| Q26840771 |
| 4-oxahexacyclo[11.6.2.0^{2,8.0^{3,5.0^{10,20.0^{17,21]henicosa-1(20),2(8),9,11,13(21),14,16,18-octaene-6,7-diol |
| 4-oxahexacyclo[11.6.2.02,8.03,5.010,20.017,21]henicosa-1(20),2(8),9,11,13(21),14,16,18-octaene-6,7-diol |
| A913799 |
| Excerpt | Reference | Relevance |
|---|---|---|
| "7-fold increase in LD50 for BPDE in vitro when compared to control-transfected clone G3." | ( Overexpression of human glutathione S-transferase pi protects NIH 3T3 cells against (+/-)anti BPDE cytotoxicity but not tumor formation. Boucher, DM; Iannaccone, PM, 1995) | 0.29 |
| " BPDE was about 1000-fold more toxic and mutagenic than N-OH-AABP in TK6 cells on a molar basis." | ( Phenotypic anchoring of global gene expression profiles induced by N-hydroxy-4-acetylaminobiphenyl and benzo[a]pyrene diol epoxide reveals correlations between expression profiles and mechanism of toxicity. Fan, W; Jing, L; Luo, W; Ricicki, E; Vouros, P; Xie, H; Zarbl, H; Zhao, LP, 2005) | 0.33 |
| " (±)-anti-BPDE and B[a]P-7,8-trans-dihydrodiol, an intermediate in (±)-anti-BPDE metabolism, are toxic to A549 cells at concentrations with an IC(50) of ∼2 μM." | ( Aldo-keto reductases protect lung adenocarcinoma cells from the acute toxicity of B[a]P-7,8-trans-dihydrodiol. Abedin, Z; Field, J; Sen, S, 2012) | 0.38 |
| Excerpt | Reference | Relevance |
|---|---|---|
| " Therefore, the ability of arsenic to increase the bioavailability of other carcinogens may contribute to arsenic co-carcinogenicity." | ( Elevation of cellular BPDE uptake by human cells: a possible factor contributing to co-carcinogenicity by arsenite. Le, XC; Lee, J; Shen, S; Sun, X; Wang, H; Weinfeld, M, 2006) | 0.33 |
| Role | Description |
|---|---|
| intercalator | A role played by a chemical agent which exhibits the capability of occupying space between DNA base pairs due to particular properties in size, shape and charge. Intercalation of chemical compounds in DNA helix can result in replication errors (shift, mutation) or DNA damages. |
| [role information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res] | |
| Class | Description |
|---|---|
| epoxide | Any cyclic ether in which the oxygen atom forms part of a 3-membered ring. |
| [compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res] | |
| Timeframe | Studies, This Drug (%) | All Drugs % |
|---|---|---|
| pre-1990 | 292 (25.75) | 18.7374 |
| 1990's | 343 (30.25) | 18.2507 |
| 2000's | 328 (28.92) | 29.6817 |
| 2010's | 133 (11.73) | 24.3611 |
| 2020's | 38 (3.35) | 2.80 |
| [information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||
According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be weak demand-to-supply ratio for research on this compound.
| This Compound (7.36) All Compounds (24.57) |
| Publication Type | This drug (%) | All Drugs (%) |
|---|---|---|
| Trials | 6 (0.50%) | 5.53% |
| Reviews | 20 (1.67%) | 6.00% |
| Case Studies | 0 (0.00%) | 4.05% |
| Observational | 0 (0.00%) | 0.25% |
| Other | 1,175 (97.84%) | 84.16% |
| [information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||
| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|---|---|---|---|---|
| dinitrochlorobenzene Dinitrochlorobenzene: A skin irritant that may cause dermatitis of both primary and allergic types. Contact sensitization with DNCB has been used as a measure of cellular immunity. DNCB is also used as a reagent for the detection and determination of pyridine compounds.. 1-chloro-2,4-dinitrobenzene : A C-nitro compound that is chlorobenzene carrying a nitro substituent at each of the 2- and 4-positions. | 2.68 | 3 | 0 | C-nitro compound; monochlorobenzenes | allergen; epitope; sensitiser |
| ethylene glycol Ethylene Glycol: A colorless, odorless, viscous dihydroxy alcohol. It has a sweet taste, but is poisonous if ingested. Ethylene glycol is the most important glycol commercially available and is manufactured on a large scale in the United States. It is used as an antifreeze and coolant, in hydraulic fluids, and in the manufacture of low-freezing dynamites and resins.. ethanediol : Any diol that is ethane or substituted ethane carrying two hydroxy groups.. ethylene glycol : A 1,2-glycol compound produced via reaction of ethylene oxide with water. | 1.96 | 1 | 0 | ethanediol; glycol | metabolite; mouse metabolite; solvent; toxin |
| acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 2 | 1 | 0 | ketone body; methyl ketone; propanones; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent |
| adenine [no description available] | 3.5 | 8 | 0 | 6-aminopurines; purine nucleobase | Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| quinacrine Quinacrine: An acridine derivative formerly widely used as an antimalarial but superseded by chloroquine in recent years. It has also been used as an anthelmintic and in the treatment of giardiasis and malignant effusions. It is used in cell biological experiments as an inhibitor of phospholipase A2.. quinacrine : A member of the class of acridines that is acridine substituted by a chloro group at position 6, a methoxy group at position 2 and a [5-(diethylamino)pentan-2-yl]nitrilo group at position 9. | 1.96 | 1 | 0 | acridines; aromatic ether; organochlorine compound; tertiary amino compound | antimalarial; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor |
| bromide Bromides: Salts of hydrobromic acid, HBr, with the bromine atom in the 1- oxidation state. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed) | 1.99 | 1 | 0 | halide anion; monoatomic bromine | |
| catechol [no description available] | 2.38 | 2 | 0 | catechols | allelochemical; genotoxin; plant metabolite |
| chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.69 | 3 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
| hydrochloric acid Hydrochloric Acid: A strong corrosive acid that is commonly used as a laboratory reagent. It is formed by dissolving hydrogen chloride in water. GASTRIC ACID is the hydrochloric acid component of GASTRIC JUICE.. hydrogen chloride : A mononuclear parent hydride consisting of covalently bonded hydrogen and chlorine atoms. | 2.02 | 1 | 0 | chlorine molecular entity; gas molecular entity; hydrogen halide; mononuclear parent hydride | mouse metabolite |
| phosphonoacetic acid Phosphonoacetic Acid: A simple organophosphorus compound that inhibits DNA polymerase, especially in viruses and is used as an antiviral agent.. phosphonoacetic acid : A member of the class of phosphonic acids that is phosphonic acid in which the hydrogen attached to the phosphorous is replaced by a carboxymethyl group. | 2.05 | 1 | 0 | monocarboxylic acid; phosphonic acids | antiviral agent; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor |
| cytosine [no description available] | 3.89 | 12 | 0 | aminopyrimidine; pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| dimethyl sulfoxide Dimethyl Sulfoxide: A highly polar organic liquid, that is used widely as a chemical solvent. Because of its ability to penetrate biological membranes, it is used as a vehicle for topical application of pharmaceuticals. It is also used to protect tissue during CRYOPRESERVATION. Dimethyl sulfoxide shows a range of pharmacological activity including analgesia and anti-inflammation.. dimethyl sulfoxide : A 2-carbon sulfoxide in which the sulfur atom has two methyl substituents. | 2.67 | 3 | 0 | sulfoxide; volatile organic compound | alkylating agent; antidote; Escherichia coli metabolite; geroprotector; MRI contrast agent; non-narcotic analgesic; polar aprotic solvent; radical scavenger |
| formaldehyde paraform: polymerized formaldehyde; RN given refers to parent cpd; used in root canal therapy | 2.1 | 1 | 0 | aldehyde; one-carbon compound | allergen; carcinogenic agent; disinfectant; EC 3.5.1.4 (amidase) inhibitor; environmental contaminant; Escherichia coli metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| glycine [no description available] | 2.39 | 2 | 0 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
| glycerol Moon: The natural satellite of the planet Earth. It includes the lunar cycles or phases, the lunar month, lunar landscapes, geography, and soil. | 1.96 | 1 | 0 | alditol; triol | algal metabolite; detergent; Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; solvent |
| hydrogen Hydrogen: The first chemical element in the periodic table with atomic symbol H, and atomic number 1. Protium (atomic weight 1) is by far the most common hydrogen isotope. Hydrogen also exists as the stable isotope DEUTERIUM (atomic weight 2) and the radioactive isotope TRITIUM (atomic weight 3). Hydrogen forms into a diatomic molecule at room temperature and appears as a highly flammable colorless and odorless gas.. dihydrogen : An elemental molecule consisting of two hydrogens joined by a single bond. | 2.02 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
| methanol Methanol: A colorless, flammable liquid used in the manufacture of FORMALDEHYDE and ACETIC ACID, in chemical synthesis, antifreeze, and as a solvent. Ingestion of methanol is toxic and may cause blindness.. primary alcohol : A primary alcohol is a compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has either three hydrogen atoms attached to it or only one other carbon atom and two hydrogen atoms attached to it.. methanol : The primary alcohol that is the simplest aliphatic alcohol, comprising a methyl and an alcohol group. | 2.92 | 1 | 0 | alkyl alcohol; one-carbon compound; primary alcohol; volatile organic compound | amphiprotic solvent; Escherichia coli metabolite; fuel; human metabolite; mouse metabolite; Mycoplasma genitalium metabolite |
| inositol Inositol: An isomer of glucose that has traditionally been considered to be a B vitamin although it has an uncertain status as a vitamin and a deficiency syndrome has not been identified in man. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1379) Inositol phospholipids are important in signal transduction.. inositol : Any cyclohexane-1,2,3,4,5,6-hexol.. 1D-chiro-inositol : Belonging to the inositol family of compounds, D-chiro-inositol (DCI) is an isomer of glucose. It is an important secondary messenger in insulin signal transduction.. muco-inositol : An inositol that is cyclohexane-1,2,3,4,5,6-hexol having a (1R,2R,3r,4R,5S,6r)-configuration. | 2 | 1 | 0 | cyclitol; hexol | |
| nickel Nickel: A trace element with the atomic symbol Ni, atomic number 28, and atomic weight 58.69. It is a cofactor of the enzyme UREASE.. nickel ion : A nickel atom having a net electric charge.. nickel atom : Chemical element (nickel group element atom) with atomic number 28. | 3.27 | 6 | 0 | metal allergen; nickel group element atom | epitope; micronutrient |
| nitrites Nitrites: Salts of nitrous acid or compounds containing the group NO2-. The inorganic nitrites of the type MNO2 (where M=metal) are all insoluble, except the alkali nitrites. The organic nitrites may be isomeric, but not identical with the corresponding nitro compounds. (Grant & Hackh's Chemical Dictionary, 5th ed) | 3.06 | 1 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | human metabolite |
| hydroxide ion [no description available] | 2 | 1 | 0 | oxygen hydride | mouse metabolite |
| pentachlorophenol PENTA: structure given in first source | 2.08 | 1 | 0 | aromatic fungicide; chlorophenol; organochlorine pesticide; pentachlorobenzenes | human xenobiotic metabolite |
| phenol [no description available] | 2.02 | 1 | 0 | phenols | antiseptic drug; disinfectant; human xenobiotic metabolite; mouse metabolite |
| purine 1H-purine : The 1H-tautomer of purine.. 3H-purine : The 3H-tautomer of purine.. 9H-purine : The 9H-tautomer of purine.. 7H-purine : The 7H-tautomer of purine. | 2.01 | 1 | 0 | purine | |
| sulfites Sulfites: Inorganic salts of sulfurous acid.. sulfites : Any sulfurous acid derivative that is a salt or an ester of sulfurous acid.. organosulfonate oxoanion : An organic anion obtained by deprotonation of the sufonate group(s) of any organosulfonic acid.. sulfite : A sulfur oxoanion that is the conjugate base of hydrogen sulfite (H2SO3). | 3.07 | 5 | 0 | divalent inorganic anion; sulfur oxide; sulfur oxoanion | |
| sulfur dioxide Sulfur Dioxide: A highly toxic, colorless, nonflammable gas. It is used as a pharmaceutical aid and antioxidant. It is also an environmental air pollutant. | 1.97 | 1 | 0 | sulfur oxide | Escherichia coli metabolite; food bleaching agent; refrigerant |
| thymine [no description available] | 4.34 | 6 | 0 | pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite |
| uric acid Uric Acid: An oxidation product, via XANTHINE OXIDASE, of oxypurines such as XANTHINE and HYPOXANTHINE. It is the final oxidation product of purine catabolism in humans and primates, whereas in most other mammals URATE OXIDASE further oxidizes it to ALLANTOIN.. uric acid : An oxopurine that is the final oxidation product of purine metabolism.. 6-hydroxy-1H-purine-2,8(7H,9H)-dione : A tautomer of uric acid having oxo groups at C-2 and C-8 and a hydroxy group at C-6.. 7,9-dihydro-1H-purine-2,6,8(3H)-trione : An oxopurine in which the purine ring is substituted by oxo groups at positions 2, 6, and 8. | 1.99 | 1 | 0 | uric acid | Escherichia coli metabolite; human metabolite; mouse metabolite |
| xanthine 7H-xanthine : An oxopurine in which the purine ring is substituted by oxo groups at positions 2 and 6 and N-7 is protonated.. 9H-xanthine : An oxopurine in which the purine ring is substituted by oxo groups at positions 2 and 6 and N-9 is protonated. | 1.96 | 1 | 0 | xanthine | Saccharomyces cerevisiae metabolite |
| 2,4,5-trichlorophenoxyacetic acid 2,4,5-Trichlorophenoxyacetic Acid: An herbicide with strong irritant properties. Use of this compound on rice fields, orchards, sugarcane, rangeland, and other noncrop sites was terminated by the EPA in 1985. (From Merck Index, 11th ed). (2,4,5-trichlorophenoxy)acetic acid : A chlorophenoxyacetic acid that is phenoxyacetic acid in which the ring hydrogens at postions 2, 4 and 5 are substituted by chlorines. | 1.99 | 1 | 0 | chlorophenoxyacetic acid; trichlorobenzene | defoliant; phenoxy herbicide; synthetic auxin |
| mercaptoethanol Mercaptoethanol: A water-soluble thiol derived from hydrogen sulfide and ethanol. It is used as a reducing agent for disulfide bonds and to protect sulfhydryl groups from oxidation. | 1.97 | 1 | 0 | alkanethiol; primary alcohol | geroprotector |
| 3-aminobenzamide [no description available] | 2.67 | 3 | 0 | benzamides; substituted aniline | EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor |
| 3-methylcholanthrene Methylcholanthrene: A carcinogen that is often used in experimental cancer studies.. 3-methylcholanthrene : A pentacyclic ortho- and peri-fused polycyclic arene consisting of a dihydrocyclopenta[ij]tetraphene ring system with a methyl substituent at the 3-position. | 4.41 | 22 | 0 | ortho- and peri-fused polycyclic arene | aryl hydrocarbon receptor agonist; carcinogenic agent |
| aspirin Aspirin: The prototypical analgesic used in the treatment of mild to moderate pain. It has anti-inflammatory and antipyretic properties and acts as an inhibitor of cyclooxygenase which results in the inhibition of the biosynthesis of prostaglandins. Aspirin also inhibits platelet aggregation and is used in the prevention of arterial and venous thrombosis. (From Martindale, The Extra Pharmacopoeia, 30th ed, p5). acetylsalicylate : A benzoate that is the conjugate base of acetylsalicylic acid, arising from deprotonation of the carboxy group.. acetylsalicylic acid : A member of the class of benzoic acids that is salicylic acid in which the hydrogen that is attached to the phenolic hydroxy group has been replaced by an acetoxy group. A non-steroidal anti-inflammatory drug with cyclooxygenase inhibitor activity. | 2.6 | 1 | 0 | benzoic acids; phenyl acetates; salicylates | anticoagulant; antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; EC 1.1.1.188 (prostaglandin-F synthase) inhibitor; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug; plant activator; platelet aggregation inhibitor; prostaglandin antagonist; teratogenic agent |
| benzamide benzamide : An aromatic amide that consists of benzene bearing a single carboxamido substituent. The parent of the class of benzamides. | 2.37 | 2 | 0 | benzamides | |
| benzo(a)pyrene Benzo(a)pyrene: A potent mutagen and carcinogen. It is a public health concern because of its possible effects on industrial workers, as an environmental pollutant, an as a component of tobacco smoke.. benzo[a]pyrene : An ortho- and peri-fused polycyclic arene consisting of five fused benzene rings. | 9.42 | 256 | 0 | ortho- and peri-fused polycyclic arene | carcinogenic agent; mouse metabolite |
| benzyl isothiocyanate benzyl isothiocyanate: inhibits carcinogen-induced neoplasia; structure in Negwer, 5th ed, #715; also promotes urinary bladder carcinoma | 2 | 1 | 0 | benzenes; isothiocyanate | antibacterial drug |
| berberine [no description available] | 1.96 | 1 | 0 | alkaloid antibiotic; berberine alkaloid; botanical anti-fungal agent; organic heteropentacyclic compound | antilipemic drug; antineoplastic agent; antioxidant; EC 1.1.1.141 [15-hydroxyprostaglandin dehydrogenase (NAD(+))] inhibitor; EC 1.1.1.21 (aldehyde reductase) inhibitor; EC 1.13.11.52 (indoleamine 2,3-dioxygenase) inhibitor; EC 1.21.3.3 (reticuline oxidase) inhibitor; EC 2.1.1.116 [3'-hydroxy-N-methyl-(S)-coclaurine 4'-O-methyltransferase] inhibitor; EC 2.1.1.122 [(S)-tetrahydroprotoberberine N-methyltransferase] inhibitor; EC 2.7.11.10 (IkappaB kinase) inhibitor; EC 3.1.1.4 (phospholipase A2) inhibitor; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; EC 3.1.3.48 (protein-tyrosine-phosphatase) inhibitor; EC 3.4.14.5 (dipeptidyl-peptidase IV) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; geroprotector; hypoglycemic agent; metabolite; potassium channel blocker |
| beta-naphthoflavone beta-Naphthoflavone: A polyaromatic hydrocarbon inducer of P4501A1 and P4501A2 cytochromes. (Proc Soc Exp Biol Med 1994 Dec:207(3):302-308). beta-naphthoflavone : An extended flavonoid resulting from the formal fusion of a benzene ring with the f side of flavone. | 2.91 | 4 | 0 | extended flavonoid; naphtho-gamma-pyrone; organic heterotricyclic compound | aryl hydrocarbon receptor agonist |
| cacodylic acid dimethylarsinic acid : The organoarsenic compound that is arsenic acid substituted on the central arsenic atom with two methyl groups. | 2.05 | 1 | 0 | organoarsenic compound | xenobiotic metabolite |
| caffeine [no description available] | 2.68 | 3 | 0 | purine alkaloid; trimethylxanthine | adenosine A2A receptor antagonist; adenosine receptor antagonist; adjuvant; central nervous system stimulant; diuretic; EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor; environmental contaminant; food additive; fungal metabolite; geroprotector; human blood serum metabolite; mouse metabolite; mutagen; plant metabolite; psychotropic drug; ryanodine receptor agonist; xenobiotic |
| carmustine Carmustine: A cell-cycle phase nonspecific alkylating antineoplastic agent. It is used in the treatment of brain tumors and various other malignant neoplasms. (From Martindale, The Extra Pharmacopoeia, 30th ed, p462) This substance may reasonably be anticipated to be a carcinogen according to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985). (From Merck Index, 11th ed). carmustine : A member of the class of N-nitrosoureas that is 1,3-bis(2-chloroethyl)urea in which one of the nitrogens is substituted by a nitroso group. | 2.02 | 1 | 0 | N-nitrosoureas; organochlorine compound | alkylating agent; antineoplastic agent |
| ellipticine ellipticine : A organic heterotetracyclic compound that is pyrido[4,3-b]carbazole carrying two methyl substituents at positions 5 and 11. | 2.03 | 1 | 0 | indole alkaloid; organic heterotetracyclic compound; organonitrogen heterocyclic compound; polycyclic heteroarene | antineoplastic agent; plant metabolite |
| ethacrynic acid Ethacrynic Acid: A compound that inhibits symport of sodium, potassium, and chloride primarily in the ascending limb of Henle, but also in the proximal and distal tubules. This pharmacological action results in excretion of these ions, increased urinary output, and reduction in extracellular fluid. This compound has been classified as a loop or high ceiling diuretic.. etacrynic acid : An aromatic ether that is phenoxyacetic acid in which the phenyl ring is substituted by chlorines at positions 2 and 3, and by a 2-methylidenebutanoyl group at position 4. It is a loop diuretic used to treat high blood pressure resulting from diseases such as congestive heart failure, liver failure, and kidney failure. It is also a glutathione S-transferase (EC 2.5.1.18) inhibitor. | 2 | 1 | 0 | aromatic ether; aromatic ketone; dichlorobenzene; monocarboxylic acid | EC 2.5.1.18 (glutathione transferase) inhibitor; ion transport inhibitor; loop diuretic |
| ethoxyquin Ethoxyquin: Antioxidant; also a post-harvest dip to prevent scald on apples and pears.. ethoxyquin : A quinoline that is 1,2-dihydroquinoline bearing three methyl substituents at position 2, 2 and 4 as well as an ethoxy substituent at position 6. | 2 | 1 | 0 | aromatic ether; quinolines | antifungal agrochemical; food antioxidant; genotoxin; geroprotector; herbicide; Hsp90 inhibitor; neuroprotective agent; UDP-glucuronosyltransferase activator |
| flucytosine Flucytosine: A fluorinated cytosine analog that is used as an antifungal agent.. flucytosine : An organofluorine compound that is cytosine that is substituted at position 5 by a fluorine. A prodrug for the antifungal 5-fluorouracil, it is used for the treatment of systemic fungal infections. | 2.05 | 1 | 0 | aminopyrimidine; nucleoside analogue; organofluorine compound; pyrimidine antifungal drug; pyrimidone | prodrug |
| ethidium Ethidium: A trypanocidal agent and possible antiviral agent that is widely used in experimental cell biology and biochemistry. Ethidium has several experimentally useful properties including binding to nucleic acids, noncompetitive inhibition of nicotinic acetylcholine receptors, and fluorescence among others. It is most commonly used as the bromide.. ethidium : The fluorescent compound widely used in experimental cell biology and biochemistry to reveal double-stranded DNA and RNA. | 2.88 | 4 | 0 | phenanthridines | fluorochrome; intercalator |
| hydroxyurea [no description available] | 1.97 | 1 | 0 | one-carbon compound; ureas | antimetabolite; antimitotic; antineoplastic agent; DNA synthesis inhibitor; EC 1.17.4.1 (ribonucleoside-diphosphate reductase) inhibitor; genotoxin; immunomodulator; radical scavenger; teratogenic agent |
| indole-3-carbinol indole-3-carbinol: occurs in edible cruciferous vegetables. indole-3-methanol : An indolyl alcohol carrying a hydroxymethyl group at position 3. It is a constituent of the cruciferous vegetables and had anticancer activity. | 2.03 | 1 | 0 | indolyl alcohol | antineoplastic agent; plant metabolite |
| methoxsalen Methoxsalen: A naturally occurring furocoumarin compound found in several species of plants, including Psoralea corylifolia. It is a photoactive substance that forms DNA ADDUCTS in the presence of ultraviolet A irradiation.. methoxsalen : A member of the class of psoralens that is 7H-furo[3,2-g]chromen-7-one in which the 9 position is substituted by a methoxy group. It is a constituent of the fruits of Ammi majus. Like other psoralens, trioxsalen causes photosensitization of the skin. It is administered topically or orally in conjunction with UV-A for phototherapy treatment of vitiligo and severe psoriasis. | 2.38 | 2 | 0 | aromatic ether; psoralens | antineoplastic agent; cross-linking reagent; dermatologic drug; photosensitizing agent; plant metabolite |
| nocodazole [no description available] | 2.41 | 2 | 0 | aromatic ketone; benzimidazoles; carbamate ester; thiophenes | antimitotic; antineoplastic agent; microtubule-destabilising agent; tubulin modulator |
| methyl methanesulfonate [no description available] | 3.31 | 6 | 0 | methanesulfonate ester | alkylating agent; apoptosis inducer; carcinogenic agent; genotoxin; mutagen |
| molsidomine Molsidomine: A morpholinyl sydnone imine ethyl ester, having a nitrogen in place of the keto oxygen. It acts as NITRIC OXIDE DONORS and is a vasodilator that has been used in ANGINA PECTORIS.. molsidomine : A member of the class of oxadiazoles that is 1,2,3-oxadiazole substituted by morpholin-4-yl and (ethoxycarbonyl)azanidyl groups at positions 3 and 5, respectively. It is used as a vasodilator drug for the treatment of myocardial ischemic syndrome and congestive heart failure. | 2.02 | 1 | 0 | ethyl ester; morpholines; oxadiazole; zwitterion | antioxidant; apoptosis inhibitor; cardioprotective agent; nitric oxide donor; vasodilator agent |
| netropsin Netropsin: A basic polypeptide isolated from Streptomyces netropsis. It is cytotoxic and its strong, specific binding to A-T areas of DNA is useful to genetics research. | 2 | 1 | 0 | ||
| quinone benzoquinone : The simplest members of the class of benzoquinones, consisting of cyclohexadiene which is substituted by two oxo groups.. 1,4-benzoquinone : The simplest member of the class of 1,4-benzoquinones, obtained by the formal oxidation of hydroquinone to the corresponding diketone. It is a metabolite of benzene.. quinone : Compounds having a fully conjugated cyclic dione structure, such as that of benzoquinones, derived from aromatic compounds by conversion of an even number of -CH= groups into -C(=O)- groups with any necessary rearrangement of double bonds (polycyclic and heterocyclic analogues are included). | 1.99 | 1 | 0 | 1,4-benzoquinones | cofactor; human xenobiotic metabolite; mouse metabolite |
| pd 98059 2-(2-amino-3-methoxyphenyl)-4H-1-benzopyran-4-one: inhibits MAP kinase kinase (MEK) activity, p42 MAPK and p44 MAPK; structure in first source. 2-(2-amino-3-methoxyphenyl)chromen-4-one : A member of the class of monomethoxyflavones that is 3'-methoxyflavone bearing an additional amino substituent at position 2'. | 2.41 | 2 | 0 | aromatic amine; monomethoxyflavone | EC 2.7.11.24 (mitogen-activated protein kinase) inhibitor; geroprotector |
| phenobarbital Phenobarbital: A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.. phenobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups. | 2.88 | 4 | 0 | barbiturates | anticonvulsant; drug allergen; excitatory amino acid antagonist; sedative |
| potassium chloride Potassium Chloride: A white crystal or crystalline powder used in BUFFERS; FERTILIZERS; and EXPLOSIVES. It can be used to replenish ELECTROLYTES and restore WATER-ELECTROLYTE BALANCE in treating HYPOKALEMIA.. potassium chloride : A metal chloride salt with a K(+) counterion. | 2.4 | 2 | 0 | inorganic chloride; inorganic potassium salt; potassium salt | fertilizer |
| 1,2,5,8-tetrahydroxy anthraquinone 1,2,5,8-tetrahydroxy anthraquinone: structure in first source. quinalizarin : A tetrahydroxyanthraquinone having the four hydroxy groups at the 1-, 2-, 5- and 8-positions. | 1.96 | 1 | 0 | tetrahydroxyanthraquinone | EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor |
| safrole Safrole: A member of the BENZODIOXOLES that is a constituent of several VOLATILE OILS, notably SASSAFRAS oil. It is a precursor in the synthesis of the insecticide PIPERONYL BUTOXIDE and the drug N-methyl-3,4-methylenedioxyamphetamine (MDMA).. safrole : A member of the class of benzodioxoles that is 1,3-benzodioxole which is substituted by an allyl group at position 5. It is found in several plants, including black pepper, cinnamon and nutmeg, and is present in several essential oils, notably that of sassafras. It has insecticidal properties and has been used as a topical antiseptic. Although not thought to pose a significant carcinogenic risk to humans, findings of weak carcinogenicity in rats have resulted in the banning of its (previously widespread) use in perfumes and soaps, and as a food additive. | 1.96 | 1 | 0 | benzodioxoles | flavouring agent; insecticide; metabolite; plant metabolite |
| sb 202190 4-(4-fluorophenyl)-2-(4-hydroxyphenyl)-5-(4-pyridyl)imidazole: structure given in first source; inhibits p38 MAP kinase | 2.41 | 2 | 0 | imidazoles; organofluorine compound; phenols; pyridines | apoptosis inducer; EC 2.7.11.24 (mitogen-activated protein kinase) inhibitor |
| linsidomine linsidomine: RN given refers to parent cpd; structure | 2.02 | 1 | 0 | morpholines | |
| sodium iodide Sodium Iodide: A compound forming white, odorless deliquescent crystals and used as iodine supplement, expectorant or in its radioactive (I-131) form as an diagnostic aid, particularly for thyroid function tests.. sodium iodide : A metal iodide salt with a Na(+) counterion. | 1.99 | 1 | 0 | inorganic sodium salt; iodide salt | |
| sulforaphane sulforaphane: from Cardaria draba L.. sulforaphane : An isothiocyanate having a 4-(methylsulfinyl)butyl group attached to the nitrogen. | 2.46 | 2 | 0 | isothiocyanate; sulfoxide | antineoplastic agent; antioxidant; EC 3.5.1.98 (histone deacetylase) inhibitor; plant metabolite |
| urethane [no description available] | 2.41 | 2 | 0 | carbamate ester | fungal metabolite; mutagen |
| mitomycin Mitomycin: An antineoplastic antibiotic produced by Streptomyces caespitosus. It is one of the bi- or tri-functional ALKYLATING AGENTS causing cross-linking of DNA and inhibition of DNA synthesis.. mitomycin : A family of aziridine-containing natural products isolated from Streptomyces caespitosus or Streptomyces lavendulae. | 3.38 | 7 | 0 | mitomycin | alkylating agent; antineoplastic agent |
| thymidine [no description available] | 2.36 | 2 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite |
| spironolactone Spironolactone: A potassium sparing diuretic that acts by antagonism of aldosterone in the distal renal tubules. It is used mainly in the treatment of refractory edema in patients with congestive heart failure, nephrotic syndrome, or hepatic cirrhosis. Its effects on the endocrine system are utilized in the treatments of hirsutism and acne but they can lead to adverse effects. (From Martindale, The Extra Pharmacopoeia, 30th ed, p827). spironolactone : A steroid lactone that is 17alpha-pregn-4-ene-21,17-carbolactone substituted by an oxo group at position 3 and an alpha-acetylsulfanyl group at position 7. | 3.14 | 1 | 0 | 3-oxo-Delta(4) steroid; oxaspiro compound; steroid lactone; thioester | aldosterone antagonist; antihypertensive agent; diuretic; environmental contaminant; xenobiotic |
| n-hydroxy-2-aminofluorene N-hydroxy-2-aminofluorene: structure | 2.01 | 1 | 0 | ||
| 2-acetylaminofluorene 2-Acetylaminofluorene: A hepatic carcinogen whose mechanism of activation involves N-hydroxylation to the aryl hydroxamic acid followed by enzymatic sulfonation to sulfoxyfluorenylacetamide. It is used to study the carcinogenicity and mutagenicity of aromatic amines. | 3.22 | 6 | 0 | 2-acetamidofluorenes | antimitotic; carcinogenic agent; epitope; mutagen |
| diethylnitrosamine Diethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties.. N-nitrosodiethylamine : A nitrosamine that is N-ethylethanamine substituted by a nitroso group at the N-atom. | 2.03 | 1 | 0 | nitrosamine | carcinogenic agent; hepatotoxic agent; mutagen |
| carbon tetrachloride Carbon Tetrachloride: A solvent for oils, fats, lacquers, varnishes, rubber waxes, and resins, and a starting material in the manufacturing of organic compounds. Poisoning by inhalation, ingestion or skin absorption is possible and may be fatal. (Merck Index, 11th ed). tetrachloromethane : A chlorocarbon that is methane in which all the hydrogens have been replaced by chloro groups. | 1.98 | 1 | 0 | chlorocarbon; chloromethanes | hepatotoxic agent; refrigerant |
| alanine Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 2.7 | 3 | 0 | alanine zwitterion; alanine; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; fundamental metabolite |
| serine Serine: A non-essential amino acid occurring in natural form as the L-isomer. It is synthesized from GLYCINE or THREONINE. It is involved in the biosynthesis of PURINES; PYRIMIDINES; and other amino acids.. serine : An alpha-amino acid that is alanine substituted at position 3 by a hydroxy group. | 2.04 | 1 | 0 | L-alpha-amino acid; proteinogenic amino acid; serine family amino acid; serine zwitterion; serine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| benz(a)anthracene benz(a)anthracene: 4 fused rings of which one is angular in contrast to the linear NAPHTHACENES. tetraphene : An angular ortho-fused polycyclic arene consisting of four fused benzene rings. | 2.88 | 4 | 0 | ortho-fused polycyclic arene; tetraphenes | |
| 4-nitroquinoline-1-oxide 4-nitroquinoline N-oxide : A quinoline N-oxide carrying a nitro substituent at position 4. | 4.72 | 9 | 0 | C-nitro compound; quinoline N-oxide | carcinogenic agent |
| aspartic acid Aspartic Acid: One of the non-essential amino acids commonly occurring in the L-form. It is found in animals and plants, especially in sugar cane and sugar beets. It may be a neurotransmitter.. aspartic acid : An alpha-amino acid that consists of succinic acid bearing a single alpha-amino substituent. L-aspartic acid : The L-enantiomer of aspartic acid. | 2.05 | 1 | 0 | aspartate family amino acid; aspartic acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; mouse metabolite; neurotransmitter |
| lysine Lysine: An essential amino acid. It is often added to animal feed.. lysine : A diamino acid that is caproic (hexanoic) acid bearing two amino substituents at positions 2 and 6.. L-lysine : An L-alpha-amino acid; the L-isomer of lysine. | 1.97 | 1 | 0 | aspartate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; lysine; organic molecular entity; proteinogenic amino acid | algal metabolite; anticonvulsant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| 9,10-dimethyl-1,2-benzanthracene 9,10-Dimethyl-1,2-benzanthracene: Polycyclic aromatic hydrocarbon found in tobacco smoke that is a potent carcinogen.. 7,12-dimethyltetraphene : A tetraphene having methyl substituents at the 7- and 12-positions. It is a potent carcinogen and is present in tobacco smoke. | 3.22 | 6 | 0 | ortho-fused polycyclic arene; tetraphenes | carcinogenic agent |
| bromodeoxyuridine Bromodeoxyuridine: A nucleoside that substitutes for thymidine in DNA and thus acts as an antimetabolite. It causes breaks in chromosomes and has been proposed as an antiviral and antineoplastic agent. It has been given orphan drug status for use in the treatment of primary brain tumors. | 2 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | antimetabolite; antineoplastic agent |
| carbostyril Quinolones: A group of derivatives of naphthyridine carboxylic acid, quinoline carboxylic acid, or NALIDIXIC ACID.. quinolin-2(1H)-one : A quinolone that is 1,2-dihydroquinoline substituted by an oxo group at position 2. | 2.55 | 2 | 0 | monohydroxyquinoline; quinolone | bacterial xenobiotic metabolite |
| tyrosine Tyrosine: A non-essential amino acid. In animals it is synthesized from PHENYLALANINE. It is also the precursor of EPINEPHRINE; THYROID HORMONES; and melanin.. tyrosine : An alpha-amino acid that is phenylalanine bearing a hydroxy substituent at position 4 on the phenyl ring. | 2.04 | 1 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; proteinogenic amino acid; tyrosine | EC 1.3.1.43 (arogenate dehydrogenase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
| leucine Leucine: An essential branched-chain amino acid important for hemoglobin formation.. leucine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isobutyl group. | 2.42 | 2 | 0 | amino acid zwitterion; L-alpha-amino acid; leucine; proteinogenic amino acid; pyruvate family amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| ethyl methanesulfonate Ethyl Methanesulfonate: An antineoplastic agent with alkylating properties. It also acts as a mutagen by damaging DNA and is used experimentally for that effect.. ethyl methanesulfonate : A methanesulfonate ester resulting from the formal condensation of methanesulfonic acid with ethanol. | 3.09 | 5 | 0 | methanesulfonate ester | alkylating agent; antineoplastic agent; carcinogenic agent; genotoxin; mutagen; teratogenic agent |
| dimethylnitrosamine Dimethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties. It causes serious liver damage and is a hepatocarcinogen in rodents. | 2.37 | 2 | 0 | nitrosamine | geroprotector; mutagen |
| methionine Methionine: A sulfur-containing essential L-amino acid that is important in many body functions.. methionine : A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | 2.01 | 1 | 0 | aspartate family amino acid; L-alpha-amino acid; methionine zwitterion; methionine; proteinogenic amino acid | antidote to paracetamol poisoning; human metabolite; micronutrient; mouse metabolite; nutraceutical |
| phenylalanine Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE.. L-phenylalanine : The L-enantiomer of phenylalanine.. phenylalanine : An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. | 2.74 | 3 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; phenylalanine; proteinogenic amino acid | algal metabolite; EC 3.1.3.1 (alkaline phosphatase) inhibitor; Escherichia coli metabolite; human xenobiotic metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| cycloheximide Cycloheximide: Antibiotic substance isolated from streptomycin-producing strains of Streptomyces griseus. It acts by inhibiting elongation during protein synthesis.. cycloheximide : A dicarboximide that is 4-(2-hydroxyethyl)piperidine-2,6-dione in which one of the hydrogens attached to the carbon bearing the hydroxy group is replaced by a 3,5-dimethyl-2-oxocyclohexyl group. It is an antibiotic produced by the bacterium Streptomyces griseus. | 2.38 | 2 | 0 | antibiotic fungicide; cyclic ketone; dicarboximide; piperidine antibiotic; piperidones; secondary alcohol | anticoronaviral agent; bacterial metabolite; ferroptosis inhibitor; neuroprotective agent; protein synthesis inhibitor |
| egtazic acid Egtazic Acid: A chelating agent relatively more specific for calcium and less toxic than EDETIC ACID.. ethylene glycol bis(2-aminoethyl)tetraacetic acid : A diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively. | 2 | 1 | 0 | diether; tertiary amino compound; tetracarboxylic acid | chelator |
| chloroform Chloroform: A commonly used laboratory solvent. It was previously used as an anesthetic, but was banned from use in the U.S. due to its suspected carcinogenicity.. chloroform : A one-carbon compound that is methane in which three of the hydrogens are replaced by chlorines. | 2.02 | 1 | 0 | chloromethanes; one-carbon compound | carcinogenic agent; central nervous system drug; inhalation anaesthetic; non-polar solvent; refrigerant |
| fluocinolone acetonide Fluocinolone Acetonide: A glucocorticoid derivative used topically in the treatment of various skin disorders. It is usually employed as a cream, gel, lotion, or ointment. It has also been used topically in the treatment of inflammatory eye, ear, and nose disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p732). fluocinolone acetonide : A fluorinated steroid that is flunisolide in which the hydrogen at position 9 is replaced by fluorine. A corticosteroid with glucocorticoid activity, it is used (both as the anhydrous form and as the dihydrate) in creams, gels and ointments for the treatment of various skin disorders. | 1.98 | 1 | 0 | 11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; cyclic ketal; fluorinated steroid; glucocorticoid; organic heteropentacyclic compound; primary alpha-hydroxy ketone | anti-inflammatory drug; antipruritic drug |
| histidine Histidine: An essential amino acid that is required for the production of HISTAMINE.. L-histidine : The L-enantiomer of the amino acid histidine.. histidine : An alpha-amino acid that is propanoic acid bearing an amino substituent at position 2 and a 1H-imidazol-4-yl group at position 3. | 2.44 | 2 | 0 | amino acid zwitterion; histidine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| n-pentanol n-pentanol: RN given refers to parent cpd. pentan-1-ol : A short-chain primary fatty alcohol that is pentane in which a hydrogen of one of the methyl groups is substituted by a hydroxy group. It has been isolated from Melicope ptelefolia. | 2.02 | 1 | 0 | pentanol; short-chain primary fatty alcohol | human metabolite; plant metabolite |
| valine Valine: A branched-chain essential amino acid that has stimulant activity. It promotes muscle growth and tissue repair. It is a precursor in the penicillin biosynthetic pathway.. valine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isopropyl group.. L-valine : The L-enantiomer of valine. | 2.02 | 1 | 0 | L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid; valine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| tryptophan Tryptophan: An essential amino acid that is necessary for normal growth in infants and for NITROGEN balance in adults. It is a precursor of INDOLE ALKALOIDS in plants. It is a precursor of SEROTONIN (hence its use as an antidepressant and sleep aid). It can be a precursor to NIACIN, albeit inefficiently, in mammals.. tryptophan : An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. | 1.99 | 1 | 0 | erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; tryptophan zwitterion; tryptophan | antidepressant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| isoleucine Isoleucine: An essential branched-chain aliphatic amino acid found in many proteins. It is an isomer of LEUCINE. It is important in hemoglobin synthesis and regulation of blood sugar and energy levels.. isoleucine : A 2-amino-3-methylpentanoic acid having either (2R,3R)- or (2S,3S)-configuration.. L-isoleucine : The L-enantiomer of isoleucine. | 2.42 | 2 | 0 | aspartate family amino acid; isoleucine; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| arginine Arginine: An essential amino acid that is physiologically active in the L-form.. arginine : An alpha-amino acid that is glycine in which the alpha-is substituted by a 3-guanidinopropyl group. | 2.93 | 4 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
| methyl iodide methyl iodide: RN given refers to unlabeled cpd with MF of CH3-I. iodomethane : A member of the class of iodomethanes that is methane in which one of the hydrogens is replaced by iodine. | 1.99 | 1 | 0 | iodomethanes; methyl halides | fumigant insecticide |
| propane Propane: A three carbon alkane with the formula H3CCH2CH3. | 1.99 | 1 | 0 | alkane; gas molecular entity | food propellant |
| ethylene oxide Ethylene Oxide: A colorless and flammable gas at room temperature and pressure. Ethylene oxide is a bactericidal, fungicidal, and sporicidal disinfectant. It is effective against most micro-organisms, including viruses. It is used as a fumigant for foodstuffs and textiles and as an agent for the gaseous sterilization of heat-labile pharmaceutical and surgical materials. (From Reynolds, Martindale The Extra Pharmacopoeia, 30th ed, p794). oxirane : A saturated organic heteromonocyclic parent that is a three-membered heterocycle of two carbon atoms and one oxygen atom. | 1.97 | 1 | 0 | gas molecular entity; oxacycle; saturated organic heteromonocyclic parent | allergen; mouse metabolite; mutagen |
| trifluoroethanol Trifluoroethanol: A non-aqueous co-solvent that serves as tool to study protein folding. It is also used in various pharmaceutical, chemical and engineering applications. | 2.03 | 1 | 0 | fluoroalcohol | |
| tert-butylhydroperoxide tert-Butylhydroperoxide: A direct-acting oxidative stress-inducing agent used to examine the effects of oxidant stress on Ca(2+)-dependent signal transduction in vascular endothelial cells. It is also used as a catalyst in polymerization reactions and to introduce peroxy groups into organic molecules.. tert-butyl hydroperoxide : An alkyl hydroperoxide in which the alkyl group is tert-butyl. It is widely used in a variety of oxidation processes. | 2.01 | 1 | 0 | alkyl hydroperoxide | antibacterial agent; oxidising agent |
| phencyclidine Phencyclidine: A hallucinogen formerly used as a veterinary anesthetic, and briefly as a general anesthetic for humans. Phencyclidine is similar to KETAMINE in structure and in many of its effects. Like ketamine, it can produce a dissociative state. It exerts its pharmacological action through inhibition of NMDA receptors (RECEPTORS, N-METHYL-D-ASPARTATE). As a drug of abuse, it is known as PCP and Angel Dust.. phencyclidine : A member of the class of piperidines that is piperidine in which the nitrogen is substituted with a 1-phenylcyclohexyl group. Formerly used as an anaesthetic agent, it exhibits both hallucinogenic and neurotoxic effects. | 1.98 | 1 | 0 | benzenes; piperidines | anaesthetic; neurotoxin; NMDA receptor antagonist; psychotropic drug |
| dimethyl sulfate dimethyl sulfate: RN given refers to unlabeled cpd; structure. dimethyl sulfate : The dimethyl ester of sulfuric acid. | 2.03 | 1 | 0 | alkyl sulfate | alkylating agent; immunosuppressive agent |
| acrylamide [no description available] | 1.97 | 1 | 0 | acrylamides; N-acylammonia; primary carboxamide | alkylating agent; carcinogenic agent; Maillard reaction product; mutagen; neurotoxin |
| 2-naphthylamine 2-Naphthylamine: A naphthalene derivative with carcinogenic action.. 2-naphthylamine : A naphthylamine carrying the amino group at position 2. | 1.96 | 1 | 0 | naphthylamine | carcinogenic agent |
| proflavine Proflavine: Topical antiseptic used mainly in wound dressings.. 3,6-diaminoacridine : An aminoacridine that is acridine that is substituted by amino groups at positions 3 and 6. A slow-acting bacteriostat that is effective against many Gram-positive bacteria (but ineffective against spores), its salts were formerly used for treatment of burns and infected wounds. | 1.96 | 1 | 0 | aminoacridines | antibacterial agent; antiseptic drug; carcinogenic agent; chromophore; intercalator |
| 4-biphenylamine 4-biphenylamine: used in detection of sulfates, & as a carcinogen in cancer research; RN given refers to parent cpd; structure. biphenyl-4-amine : An aminobiphenyl that is biphenyl substituted by an amino group at position 4. | 2.67 | 3 | 0 | aminobiphenyl | carcinogenic agent |
| fenoprop fenoprop: RN given is for parent cpd; structure | 1.99 | 1 | 0 | monocarboxylic acid | phenoxy herbicide |
| styrene oxide styrene oxide: structure. styrene oxide : An epoxide that is oxirane in which one of the hydrogens has been replaced by a phenyl group. | 2.49 | 2 | 0 | epoxide | human xenobiotic metabolite |
| trehalose alpha,alpha-trehalose : A trehalose in which both glucose residues have alpha-configuration at the anomeric carbon. | 1.98 | 1 | 0 | trehalose | Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| 4-vinylpyridine 4-vinylpyridine: reagent for blocking cysteine function in proteins; RN given refers to parent cpd | 2 | 1 | 0 | ||
| acrolein [no description available] | 2.95 | 4 | 0 | enal | herbicide; human xenobiotic metabolite; toxin |
| pyrroles 1H-pyrrole : A tautomer of pyrrole that has the double bonds at positions 2 and 4.. pyrrole : A five-membered monocyclic heteroarene comprising one NH and four CH units which forms the parent compound of the pyrrole group of compounds. Its five-membered ring structure has three tautomers. A 'closed class'.. azole : Any monocyclic heteroarene consisting of a five-membered ring containing nitrogen. Azoles can also contain one or more other non-carbon atoms, such as nitrogen, sulfur or oxygen. | 1.98 | 1 | 0 | pyrrole; secondary amine | |
| thiophenes Thiophenes: A monocyclic heteroarene furan in which the oxygen atom is replaced by a sulfur.. thiophenes : Compounds containing at least one thiophene ring. | 3.41 | 1 | 1 | mancude organic heteromonocyclic parent; monocyclic heteroarene; thiophenes; volatile organic compound | non-polar solvent |
| dipropyl sulfide [no description available] | 1.99 | 1 | 0 | aliphatic sulfide | |
| octylamine octylamine: RN given refers to 1-octylamine. octan-1-amine : An 8-carbon primary aliphatic amine. | 1.96 | 1 | 0 | primary aliphatic amine | metabolite |
| diethylhexyl phthalate Diethylhexyl Phthalate: An ester of phthalic acid. It appears as a light-colored, odorless liquid and is used as a plasticizer for many resins and elastomers.. bis(2-ethylhexyl) phthalate : A phthalate ester that is the bis(2-ethylhexyl) ester of benzene-1,2-dicarboxylic acid. | 2.41 | 2 | 0 | diester; phthalate ester | androstane receptor agonist; apoptosis inhibitor; plasticiser |
| dibenzoylmethane dibenzoylmethane : A beta-diketone that is acetylacetone (acac) in which both methyl groups have been replaced by phenyl groups. It is a minor constituent of the root extract of licorice (Glycyrrhiza glabra) and exhibits antimutagenic and anticancer effects. | 2.03 | 1 | 0 | aromatic ketone; beta-diketone | antimutagen; antineoplastic agent; metabolite |
| ethyl acetate ethyl acetate : The acetate ester formed between acetic acid and ethanol. | 1.98 | 1 | 0 | acetate ester; ethyl ester; volatile organic compound | EC 3.4.19.3 (pyroglutamyl-peptidase I) inhibitor; metabolite; polar aprotic solvent; Saccharomyces cerevisiae metabolite |
| catechin Catechin: An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.. catechin : Members of the class of hydroxyflavan that have a flavan-3-ol skeleton and its substituted derivatives.. rac-catechin : A racemate comprising equimolar amounts of (+)- and (-)-catechin. (+)-catechin : The (+)-enantiomer of catechin and a polyphenolic antioxidant plant metabolite. | 2.73 | 3 | 0 | catechin | antioxidant; plant metabolite |
| dibenzo(a,l)pyrene dibenzo(a,l)pyrene: structure in first source | 2.7 | 3 | 0 | ortho- and peri-fused polycyclic arene | human metabolite; mutagen |
| fluoranthene fluoranthene: structure. fluoranthene : An ortho- and peri-fused polycyclic arene consisting of a naphthalene and benzene unit connected by a five-membered ring. | 2.38 | 2 | 0 | ortho- and peri-fused polycyclic arene | |
| chrysene chrysene: structure in Merck Index, 9th ed, #2252. chrysene : An ortho-fused polycyclic arene found commonly in the coal tar. | 1.98 | 1 | 0 | ortho-fused polycyclic arene | plant metabolite |
| quinazolines Quinazolines: A group of aromatic heterocyclic compounds that contain a bicyclic structure with two fused six-membered aromatic rings, a benzene ring and a pyrimidine ring.. quinazoline : A mancude organic heterobicyclic parent that is naphthalene in which the carbon atoms at positions 1 and 3 have been replaced by nitrogen atoms.. quinazolines : Any organic heterobicyclic compound based on a quinazoline skeleton and its substituted derivatives. | 2.06 | 1 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinazolines | |
| thiazoles [no description available] | 2.41 | 2 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
| pyrazines Pyrazines: A heterocyclic aromatic organic compound with the chemical formula C4H4N2.. pyrazine : A diazine that is benzene in which the carbon atoms at positions 1 and 4 have been replaced by nitrogen atoms. | 3.41 | 1 | 1 | diazine; pyrazines | Daphnia magna metabolite |
| allylisopropylacetamide Allylisopropylacetamide: An allylic compound that acts as a suicide inactivator of CYTOCHROME P450 by covalently binding to its heme moiety or surrounding protein. | 2.37 | 2 | 0 | ||
| hydrazine diamine : Any polyamine that contains two amino groups. | 2 | 1 | 0 | azane; hydrazines | EC 4.3.1.10 (serine-sulfate ammonia-lyase) inhibitor |
| azacitidine Azacitidine: A pyrimidine analogue that inhibits DNA methyltransferase, impairing DNA methylation. It is also an antimetabolite of cytidine, incorporated primarily into RNA. Azacytidine has been used as an antineoplastic agent.. 5-azacytidine : An N-glycosyl-1,3,5-triazine that is 4-amino-1,3,5-triazin-2(1H)-one substituted by a beta-D-ribofuranosyl residue via an N-glycosidic linkage. An antineoplastic agent, it is used in the treatment of myeloid leukaemia. | 2.38 | 2 | 0 | N-glycosyl-1,3,5-triazine; nucleoside analogue | antineoplastic agent |
| cyanogen bromide Cyanogen Bromide: Cyanogen bromide (CNBr). A compound used in molecular biology to digest some proteins and as a coupling reagent for phosphoroamidate or pyrophosphate internucleotide bonds in DNA duplexes. | 1.96 | 1 | 0 | ||
| malondialdehyde Malondialdehyde: The dialdehyde of malonic acid.. malonaldehyde : A dialdehyde that is propane substituted by two oxo groups at the terminal carbon atoms respectively. A biomarker of oxidative damage to lipids caused by smoking, it exists in vivo mainly in the enol form. | 2.03 | 1 | 0 | dialdehyde | biomarker |
| neutral red Neutral Red: A vital dye used as an indicator and biological stain. Various adverse effects have been observed in biological systems.. neutral red : A hydrochloride obtained by combining the free base of neutral red with one equivalent of hydrochloric acid. Neutral red acts as a pH indicator, changing from red to yellow between pH 6.8 and 8.0. | 2.02 | 1 | 0 | hydrochloride | acid-base indicator; dye; two-colour indicator |
| allyl sulfide allyl sulfide: essence of garlic; inhibits CYP2E1 | 2.4 | 2 | 0 | organic sulfide | |
| alpha-naphthoflavone alpha-naphthoflavone: inhibits P4501A1 and P4501A2; stimulates some activities of P4503A4. alpha-naphthoflavone : An extended flavonoid resulting from the formal fusion of a benzene ring with the h side of flavone. A synthetic compound, it is an inhibitor of aromatase (EC 1.14.14.14). | 3.49 | 8 | 0 | extended flavonoid; naphtho-gamma-pyrone; organic heterotricyclic compound | aryl hydrocarbon receptor agonist; aryl hydrocarbon receptor antagonist; EC 1.14.14.14 (aromatase) inhibitor |
| 2-anthramine 2-anthramine: structure | 1.96 | 1 | 0 | anthracenamine | |
| acetylcysteine N-acetyl-L-cysteine : An N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine. | 2.91 | 4 | 0 | acetylcysteine; L-cysteine derivative; N-acetyl-L-amino acid | antidote to paracetamol poisoning; antiinfective agent; antioxidant; antiviral drug; ferroptosis inhibitor; geroprotector; human metabolite; mucolytic; radical scavenger; vulnerary |
| 2'-deoxy-5'-adenosine monophosphate 2'-deoxy-5'-adenosine monophosphate: RN given refers to parent cpd. 2'-deoxyadenosine 5'-monophosphate : A purine 2'-deoxyribonucleoside 5'-monophosphate having adenine as the nucleobase. | 1.98 | 1 | 0 | 2'-deoxyadenosine 5'-phosphate; purine 2'-deoxyribonucleoside 5'-monophosphate | fundamental metabolite |
| methylnitrosourea Methylnitrosourea: A nitrosourea compound with alkylating, carcinogenic, and mutagenic properties.. N-methyl-N-nitrosourea : A member of the class of N-nitrosoureas that is urea in which one of the nitrogens is substituted by methyl and nitroso groups. | 3.37 | 7 | 0 | N-nitrosoureas | alkylating agent; carcinogenic agent; mutagen; teratogenic agent |
| ethylnitrosourea Ethylnitrosourea: A nitrosourea compound with alkylating, carcinogenic, and mutagenic properties.. N-ethyl-N-nitrosourea : A member of the class of N-nitrosoureas that is urea in which one of the nitrogens is substituted by ethyl and nitroso groups. | 2.91 | 4 | 0 | N-nitrosoureas | alkylating agent; carcinogenic agent; genotoxin; mutagen |
| hexafluoroisopropanol 1,1,1,3,3,3-hexafluoropropan-2-ol : An organofluorine compound formed by substitution of all the methyl protons in propan-2-ol by fluorine. It is a metabolite of inhalation anesthetic sevoflurane. | 2.03 | 1 | 0 | organofluorine compound; secondary alcohol | drug metabolite |
| 2'-deoxyadenosine 2'-deoxyformycin A: RN not in Chemline 9/85; RN and structure given in first source | 2.42 | 2 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| deoxycytidine monophosphate Deoxycytidine Monophosphate: Deoxycytidine (dihydrogen phosphate). A deoxycytosine nucleotide containing one phosphate group esterified to the deoxyribose moiety in the 2'-,3'- or 5- positions.. 2'-deoxycytosine 5'-monophosphate : A pyrimidine 2'-deoxyribonucleoside 5'-monophosphate having cytosine as the nucleobase. | 2.02 | 1 | 0 | 2'-deoxycytidine phosphate; pyrimidine 2'-deoxyribonucleoside 5'-monophosphate | Escherichia coli metabolite; mouse metabolite |
| durapatite Durapatite: The mineral component of bones and teeth; it has been used therapeutically as a prosthetic aid and in the prevention and treatment of osteoporosis.. hydroxylapatite : A phosphate mineral with the formula Ca5(PO4)3(OH). | 1.95 | 1 | 0 | ||
| d-alpha tocopherol Vitamin E: A generic descriptor for all TOCOPHEROLS and TOCOTRIENOLS that exhibit ALPHA-TOCOPHEROL activity. By virtue of the phenolic hydrogen on the 2H-1-benzopyran-6-ol nucleus, these compounds exhibit varying degree of antioxidant activity, depending on the site and number of methyl groups and the type of ISOPRENOIDS.. tocopherol : A collective name for a group of closely related lipids that contain a chroman-6-ol nucleus substituted at position 2 by a methyl group and by a saturated hydrocarbon chain consisting of three isoprenoid units. They are designated as alpha-, beta-, gamma-, and delta-tocopherol depending on the number and position of additional methyl substituents on the aromatic ring. Tocopherols occur in vegetable oils and vegetable oil products, almost exclusively with R,R,R configuration. Tocotrienols differ from tocopherols only in having three double bonds in the hydrocarbon chain.. vitamin E : Any member of a group of fat-soluble chromanols that exhibit biological activity against vitamin E deficiency. The vitamers in this class consists of a chroman-6-ol core which is substituted at position 2 by a methyl group and (also at position 2) either a saturated or a triply-unsaturated hydrocarbon chain consisting of three isoprenoid units. The major function of vitamin E is to act as a natural antioxidant by scavenging free radicals and molecular oxygen.. (R,R,R)-alpha-tocopherol : An alpha-tocopherol that has R,R,R configuration. The naturally occurring stereoisomer of alpha-tocopherol, it is found particularly in sunflower and olive oils. | 3.84 | 3 | 0 | alpha-tocopherol | algal metabolite; antiatherogenic agent; anticoagulant; antioxidant; antiviral agent; EC 2.7.11.13 (protein kinase C) inhibitor; immunomodulator; micronutrient; nutraceutical; plant metabolite |
| 1-aminopyrene [no description available] | 2.37 | 2 | 0 | ||
| 2'-deoxyadenosine triphosphate 2'-deoxyadenosine triphosphate: RN given refers to unlabeled parent cpd | 2.41 | 2 | 0 | 2'-deoxyadenosine 5'-phosphate; purine 2'-deoxyribonucleoside 5'-triphosphate | Escherichia coli metabolite; mouse metabolite |
| 2-tert-butylhydroquinone 2-tert-butylhydroquinone: an anticarcinogenic and chemopreventive agent. 2-tert-butylhydroquinone : A member of the class of hydroquinones in which one of the ring hydrogens of hydroquinone is replaced by a tert-butyl group. | 2.03 | 1 | 0 | hydroquinones | food antioxidant |
| diallyl trisulfide [no description available] | 1.99 | 1 | 0 | organic trisulfide | anti-inflammatory agent; antilipemic drug; antineoplastic agent; antioxidant; antiprotozoal drug; apoptosis inducer; estrogen receptor antagonist; insecticide; platelet aggregation inhibitor; vasodilator agent |
| phenethyl isothiocyanate phenethyl isothiocyanate: a dietary liver aldehyde dehydrogenase inhibitor; promotes urinary bladder carcinoma. phenethyl isothiocyanate : An isothiocyanate having a phenethyl group attached to the nitrogen. It is a naturally occurring compound found in some cruciferous vegetables (e.g. watercress) and is known to possess anticancer properties. | 2 | 1 | 0 | isothiocyanate | antineoplastic agent; EC 1.2.1.3 [aldehyde dehydrogenase (NAD(+))] inhibitor; metabolite |
| uridine diphosphate glucuronic acid Uridine Diphosphate Glucuronic Acid: A nucleoside diphosphate sugar which serves as a source of glucuronic acid for polysaccharide biosynthesis. It may also be epimerized to UDP iduronic acid, which donates iduronic acid to polysaccharides. In animals, UDP glucuronic acid is used for formation of many glucosiduronides with various aglycones.. UDP-alpha-D-glucuronic acid : A UDP-sugar having alpha-D-glucuronic acid as the sugar component. | 2.65 | 3 | 0 | UDP-D-glucuronic acid | Escherichia coli metabolite; human metabolite; mouse metabolite |
| thymine glycol thymine glycol: forms photodimers (thymine dimers) under UV; RN given refers to cpd without isomeric designation | 3.07 | 1 | 0 | hydroxypyrimidine | |
| benzo(a)pyrene-3,6-quinone [no description available] | 1.99 | 1 | 0 | ||
| dithiothreitol 1,4-dimercaptobutane-2,3-diol : A glycol that is butane-2,3-diol in which a hydrogen from each of the methyl groups is replaced by a thiol group.. 1,4-dithiothreitol : The threo-diastereomer of 1,4-dimercaptobutane-2,3-diol. | 2.01 | 1 | 0 | 1,4-dimercaptobutane-2,3-diol; butanediols; dithiol; glycol; thiol | chelator; human metabolite; reducing agent |
| quinacrine mustard Quinacrine Mustard: Nitrogen mustard analog of quinacrine used primarily as a stain in the studies of chromosomes and chromatin. Fluoresces by reaction with nucleic acids in chromosomes. | 2 | 1 | 0 | hydrochloride | intercalator |
| mono-(2-ethylhexyl)phthalate mono-(2-ethylhexyl)phthalate: RN given refers to parent cpd. mono(2-ethylhexyl) phthalate : The mono(2-ethylhexyl) ester of benzene-1,2-dicarboxylic acid. | 2.02 | 1 | 0 | phthalic acid monoester | |
| n-hydroxy-4-acetylaminobiphenyl N-hydroxy-4-acetylaminobiphenyl: structure. N-hydroxy-4-acetylaminobiphenyl : A hydroxamic acid that is biphenyl-4-amine bearing N-hydroxy and N-acetyl substituents. | 2.02 | 1 | 0 | hydroxamic acid | |
| 2-cyanoethylene oxide 2-cyanoethylene oxide: acrylonitrile metabolite; structure in first source | 1.97 | 1 | 0 | ||
| buthionine sulfoximine Buthionine Sulfoximine: A synthetic amino acid that depletes glutathione by irreversibly inhibiting gamma-glutamylcysteine synthetase. Inhibition of this enzyme is a critical step in glutathione biosynthesis. It has been shown to inhibit the proliferative response in human T-lymphocytes and inhibit macrophage activation. (J Biol Chem 1995;270(33):1945-7). 2-amino-4-(S-butylsulfonimidoyl)butanoic acid : A non-proteinogenic alpha-amino acid that is homocysteine in which the thiol group carries an oxo, imino and butyl groups.. S-butyl-DL-homocysteine (S,R)-sulfoximine : A sulfoximide that is the sulfoximine derivative of an analogue of DL-methionine in which the S-methyl group is replaced by S-butyl. | 2.05 | 1 | 0 | diastereoisomeric mixture; homocysteines; non-proteinogenic alpha-amino acid; sulfoximide | EC 6.3.2.2 (glutamate--cysteine ligase) inhibitor; ferroptosis inducer |
| 1-hydroxypyrene 1-hydroxypyrene: pyrene metabolite; RN given refers to parent cpd | 3.81 | 11 | 0 | pyrenes | |
| 1-nitropyrene [no description available] | 2.89 | 4 | 0 | nitroarene | carcinogenic agent |
| acetoxyacetylaminofluorene Acetoxyacetylaminofluorene: An alkylating agent that forms DNA ADDUCTS at the C-8 position in GUANINE, resulting in single strand breaks. It has demonstrated carcinogenic action.. N-acetoxy-2-acetamidofluorene : A 2-acetamidofluorene compound in which the parent 2-acetamidofluorene is substituted on nitrogen by an acetoxy group. | 3.69 | 10 | 0 | 2-acetamidofluorenes | carcinogenic agent; mutagen |
| manganese Manganese: A trace element with atomic symbol Mn, atomic number 25, and atomic weight 54.94. It is concentrated in cell mitochondria, mostly in the pituitary gland, liver, pancreas, kidney, and bone, influences the synthesis of mucopolysaccharides, stimulates hepatic synthesis of cholesterol and fatty acids, and is a cofactor in many enzymes, including arginase and alkaline phosphatase in the liver. (From AMA Drug Evaluations Annual 1992, p2035). manganese(4+) : A manganese cation that is monoatomic and has a formal charge of +4. | 1.97 | 1 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
| silver Silver: An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA. | 1.96 | 1 | 0 | copper group element atom; elemental silver | Escherichia coli metabolite |
| cadmium Cadmium: An element with atomic symbol Cd, atomic number 48, and atomic weight 112.41. It is a metal and ingestion will lead to CADMIUM POISONING.. elemental cadmium : An element in the zinc group of the periodic table with atomic number 48, atomic mass 112, M.P. 321degreeC, and B.P. 765degreeC). An odourless, tasteless, and highly poisonous soft, ductile, lustrous metal with electropositive properties. It has eight stable isotopes: (106)Cd, (108)Cd,(110)Cd, (111)Cd, (112)Cd, (113)Cd, (114)Cd and (116)Cd, with (112)Cd and (114)Cd being the most common. | 4.62 | 8 | 0 | cadmium molecular entity; zinc group element atom | |
| chromium Chromium: A trace element that plays a role in glucose metabolism. It has the atomic symbol Cr, atomic number 24, and atomic weight 52. According to the Fourth Annual Report on Carcinogens (NTP85-002,1985), chromium and some of its compounds have been listed as known carcinogens.. chromium ion : An chromium atom having a net electric charge.. chromium atom : A chromium group element atom that has atomic number 24. | 2.7 | 3 | 0 | chromium group element atom; metal allergen | micronutrient |
| gold Gold: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts. | 2.08 | 1 | 0 | copper group element atom; elemental gold | |
| nickel chloride nickel chloride: RN given refers to cpd with MF of Ni-Cl2. nickel dichloride : A compound of nickel and chloride in which the ratio of nickel (in the +2 oxidation state) to chloride is 1:2. | 2.42 | 2 | 0 | nickel coordination entity | calcium channel blocker; hapten |
| potassium dichromate Potassium Dichromate: Chromic acid (H2Cr2O7), dipotassium salt. A compound having bright orange-red crystals and used in dyeing, staining, tanning leather, as bleach, oxidizer, depolarizer for dry cells, etc. Medically it has been used externally as an astringent, antiseptic, and caustic. When taken internally, it is a corrosive poison.. potassium dichromate : A potassium salt that is the dipotassium salt of dichromic acid. | 2 | 1 | 0 | potassium salt | allergen; oxidising agent; sensitiser |
| nickel sulfate nickel sulfate: RN given refers to cpd with MF of Ni(2+)-H2SO4. nickel sulfate : A metal sulfate having nickel(2+) as the metal ion. | 2.04 | 1 | 0 | metal sulfate | allergen |
| cadmium sulfate cadmium sulfate: RN given refers to cpd with MF of Cd-H2SO4 | 1.98 | 1 | 0 | cadmium salt | |
| chrysotile Asbestos, Serpentine: A type of asbestos that occurs in nature as the dihydrate of magnesium silicate. It exists in two forms: antigorite, a plated variety, and chrysotile, a fibrous variety. The latter makes up 95% of all asbestos products. (From Merck Index, 11th ed, p.893) | 2.03 | 1 | 0 | ||
| 3-hydroxybenzo(a)pyrene 3-hydroxybenzo(a)pyrene: RN given refers to unlabeled parent cpd | 3.63 | 9 | 0 | ortho- and peri-fused polycyclic arene | |
| benzo(a)pyrene 7,8-dihydrodiol benzo(a)pyrene 7,8-dihydrodiol: RN given refers to cpd without isomeric designation | 4.84 | 34 | 0 | pyrenes | |
| tetradecanoylphorbol acetate Tetradecanoylphorbol Acetate: A phorbol ester found in CROTON OIL with very effective tumor promoting activity. It stimulates the synthesis of both DNA and RNA.. phorbol ester : Esters of phorbol, originally found in croton oil (from Croton tiglium, of the family Euphorbiaceae). A number of phorbol esters possess activity as tumour promoters and activate the mechanisms associated with cell growth. Some of these are used in experiments as activators of protein kinase C.. phorbol 13-acetate 12-myristate : A phorbol ester that is phorbol in which the hydroxy groups at the cyclopropane ring juction (position 13) and the adjacent carbon (position 12) have been converted into the corresponding acetate and myristate esters. It is a major active constituent of the seed oil of Croton tiglium. It has been used as a tumour promoting agent for skin carcinogenesis in rodents and is associated with increased cell proliferation of malignant cells. However its function is controversial since a decrease in cell proliferation has also been observed in several cancer cell types. | 3.69 | 10 | 0 | acetate ester; diester; phorbol ester; tertiary alpha-hydroxy ketone; tetradecanoate ester | antineoplastic agent; apoptosis inducer; carcinogenic agent; mitogen; plant metabolite; protein kinase C agonist; reactive oxygen species generator |
| nickel sulfide nickel sulfide: RN given refers to cpd with MF of Ni-S; see also nickel subsulfide: 12035-72-2 | 2.01 | 1 | 0 | ||
| 9-hydroxybenzo(a)pyrene 9-hydroxybenzo(a)pyrene: RN given refers to unlabeled parent cpd | 2.89 | 4 | 0 | ortho- and peri-fused polycyclic arene | |
| 7,8-dihydrobenzo(a)pyrene 7,8-dihydrobenzo(a)pyrene: structure given in first source | 2.37 | 2 | 0 | ||
| phenyl acetate phenyl acetate: The ester formed between phenol and acetic acid. Don't confuse with phenylacetic acid derivatives listed under PHENYLACETATES.. phenyl acetate : An acetate ester obtained by the formal condensation of phenol with acetic acid. | 1.98 | 1 | 0 | benzenes; phenyl acetates | |
| isopentyl alcohol isopentyl alcohol: RN given refers to unlabeled parent cpd. isoamylol : An primary alcohol that is butan-1-ol in which a hydrogen at position 3 has been replaced by a methyl group. | 2.02 | 1 | 0 | alkyl alcohol; primary alcohol; volatile organic compound | antifungal agent; Saccharomyces cerevisiae metabolite; xenobiotic metabolite |
| 1,4-dioxane 1,4-dioxane: dehydrating agent; polar solvent miscible both with water & most organic solvents. dioxane : Any member of the class of dioxanes that is a cyclohexane in which two carbon atoms are replaced by oxygen atoms.. 1,4-dioxane : A dioxane with oxygen atoms at positions 1 and 4. | 2.42 | 2 | 0 | dioxane; volatile organic compound | carcinogenic agent; metabolite; NMR chemical shift reference compound; non-polar solvent |
| pyrene pyrene: structure in Merck Index, 9th ed, #7746. pyrene : An ortho- and peri-fused polycyclic arene consisting of four fused benzene rings, resulting in a flat aromatic system. | 2.39 | 2 | 0 | ortho- and peri-fused polycyclic arene | fluorescent probe; persistent organic pollutant |
| 9,10-dihydro-9,10-dihydroxybenzo(a)pyrene 9,10-dihydro-9,10-dihydroxybenzo(a)pyrene: RN given refers to cpd without isomeric designation | 2.41 | 2 | 0 | ||
| cyclopenta(c,d)pyrene cyclopenta(c,d)pyrene: structure | 1.96 | 1 | 0 | pyrenes | |
| 4,5-dihydroxy-4,5-dihydrobenzo(a)pyrene 4,5-dihydroxy-4,5-dihydrobenzo(a)pyrene: RN given refers to cpd without isomeric designation | 1.96 | 1 | 0 | ||
| 3,4,3',4'-tetrachlorobiphenyl 3,4,3',4'-tetrachlorobiphenyl: RN given refers to parent cpd. 3,3',4,4'-tetrachlorobiphenyl : A tetrachlorobiphenyl that is biphenyl in which the hydrogens at position 3 and 4 on each phenyl group are replaced by chlorines. | 2.04 | 1 | 0 | dichlorobenzene; tetrachlorobiphenyl | |
| 6-hydroxybenzo(a)pyrene 6-hydroxybenzo(a)pyrene: RN given refers to parent cpd; structure in first source | 1.95 | 1 | 0 | ortho- and peri-fused polycyclic arene | |
| benzo(a)pyrene 7,8-oxide benzo(a)pyrene 7,8-oxide: RN given refers to cpd without isomeric designation; structure given in first source | 2.36 | 2 | 0 | pyrenes | |
| benzo(a)pyrene 4,5-epoxide benzo(a)pyrene 4,5-epoxide: RN given refers to cpd with unspecifiedisomeric designation | 3.47 | 8 | 0 | carbopolycyclic compound | |
| 1,6-dinitropyrene [no description available] | 2.66 | 3 | 0 | pyrenes | |
| chlorodiphenyl (54% chlorine) Chlorodiphenyl (54% Chlorine): A mixture of polychlorinated biphenyls that induces hepatic microsomal UDP-glucuronyl transferase activity towards thyroxine.. Aroclor 1254 : A mixture of polychlorobiphenyls of unspecified composition, containing 54% chlorine (X = Cl or H). | 1.98 | 1 | 0 | ||
| methyl(acetoxymethyl)nitrosamine methyl(acetoxymethyl)nitrosamine: RN given refers to parent cpd; structure in seventh source | 2.37 | 2 | 0 | ||
| 2-hydroxybenzo(a)pyrene 2-hydroxybenzo(a)pyrene: RN given refers to parent cpd; structure in first source | 2.37 | 2 | 0 | ortho- and peri-fused polycyclic arene | |
| 7,8,9,10-tetrahydroxytetrahydrobenzo(a)pyrene 7,8,9,10-tetrahydroxytetrahydrobenzo(a)pyrene: RN given refers to cpd without isomeric designation | 2.67 | 3 | 0 | ||
| 6-nitrobenzo(a)pyrene [no description available] | 1.97 | 1 | 0 | ortho- and peri-fused polycyclic arene | |
| bpde-ii BPDE-II: structure given in first source; a DNA adduct | 2.9 | 4 | 0 | ||
| 4-(n-methyl-n-nitrosamino)-1-(3-pyridyl)-1-butanone 4-(N-methyl-N-nitrosamino)-1-(3-pyridyl)-1-butanone: structure; from tobacco smoke | 2.03 | 1 | 0 | nitrosamine; pyridines | |
| oltipraz oltipraz : A 1,2-dithiole that is 3H-1,2-dithiole-3-thione substituted at positions 4 and 5 by methyl and pyrazin-2-yl groups respectively. | 3.41 | 1 | 1 | 1,2-dithiole; pyrazines | angiogenesis modulating agent; antimutagen; antineoplastic agent; antioxidant; EC 3.1.3.48 (protein-tyrosine-phosphatase) inhibitor; neurotoxin; protective agent; schistosomicide drug |
| 1-nitrobenzo(a)pyrene [no description available] | 1.99 | 1 | 0 | ||
| 3-nitrobenzo(a)pyrene [no description available] | 1.99 | 1 | 0 | ||
| 1,2-dihydroxy-epoxy-1,2,3,4-tetrahydro-5-methylchrysene 1,2-dihydroxy-epoxy-1,2,3,4-tetrahydro-5-methylchrysene: 5-methyl group increases its carcinogenic activity | 2.69 | 3 | 0 | ||
| adenosine quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 2.03 | 1 | 0 | adenosines; purines D-ribonucleoside | analgesic; anti-arrhythmia drug; fundamental metabolite; human metabolite; vasodilator agent |
| dimethylhydrazines Dimethylhydrazines: Hydrazines substituted with two methyl groups in any position. | 1.97 | 1 | 0 | ||
| 2-amino-3,4-dimethylimidazo(4,5-f)quinoline 2-amino-3,4-dimethylimidazo(4,5-f)quinoline: strong mutagens found in broiled food; structure given in first source | 2.01 | 1 | 0 | aminoquinoline | |
| acridine orange Acridine Orange: A cationic cytochemical stain specific for cell nuclei, especially DNA. It is used as a supravital stain and in fluorescence cytochemistry. It may cause mutations in microorganisms.. acridine orange : Fluorescent dye useful for cell cycle determination. It is cell-permeable, and interacts with DNA and RNA by intercalation or electrostatic attractions respectively.. acridine orange free base : A member of the class of aminoacridines that is acridine carrying two dimethylamino substituents at positions 3 and 6. The hydrochloride salt is the fluorescent dye 'acridine orange', used for cell cycle determination. | 1.96 | 1 | 0 | aminoacridines; aromatic amine; tertiary amino compound | fluorochrome; histological dye |
| trazodone hydrochloride Triticum: A plant genus of the family POACEAE that is the source of EDIBLE GRAIN. A hybrid with rye (SECALE CEREALE) is called TRITICALE. The seed is ground into FLOUR and used to make BREAD, and is the source of WHEAT GERM AGGLUTININS.. trazodone hydrochloride : A hydrochloride salt prepared from equimolar amounts of trazodone and hydrogen chloride. | 1.96 | 1 | 0 | hydrochloride | adrenergic antagonist; antidepressant; H1-receptor antagonist; sedative; serotonin uptake inhibitor |
| 3,4,5,3',4'-pentachlorobiphenyl 3,3',4,4',5-pentachlorobiphenyl : A pentachlorobiphenyl in which the chlorines are located at the 3, 4, 5, 3', and 4' positions. | 2.02 | 1 | 0 | pentachlorobiphenyl; trichlorobenzene | |
| glucose, (beta-d)-isomer beta-D-glucose : D-Glucopyranose with beta configuration at the anomeric centre.. (1->4)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->4) linkages.. (1->3)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->3) linkages. | 3.36 | 2 | 0 | D-glucopyranose | epitope; mouse metabolite |
| thiazolyl blue thiazolyl blue: RN & II refers to bromide. 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide : The bromide salt of 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium. | 2.04 | 1 | 0 | organic bromide salt | colorimetric reagent; dye |
| thymidine 5'-triphosphate thymidine 5'-triphosphate: RN given refers to parent cpd. dTTP : A thymidine phosphate having a triphosphate group at the 5'-position. | 2 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside 5'-triphosphate; thymidine phosphate | Escherichia coli metabolite; mouse metabolite |
| 5-methylcytosine 5-Methylcytosine: A methylated nucleotide base found in eukaryotic DNA. In ANIMALS, the DNA METHYLATION of CYTOSINE to form 5-methylcytosine is found primarily in the palindromic sequence CpG. In PLANTS, the methylated sequence is CpNpGp, where N can be any base.. 5-methylcytosine : A pyrimidine that is a derivative of cytosine, having a methyl group at the 5-position. | 2.95 | 4 | 0 | methylcytosine; pyrimidines | human metabolite |
| epigallocatechin gallate epigallocatechin gallate: a steroid 5alpha-reductase inhibitor and antimutagen in green tea (Camellia sinensis). (-)-epigallocatechin 3-gallate : A gallate ester obtained by the formal condensation of gallic acid with the (3R)-hydroxy group of (-)-epigallocatechin. | 2.45 | 2 | 0 | flavans; gallate ester; polyphenol | antineoplastic agent; antioxidant; apoptosis inducer; geroprotector; Hsp90 inhibitor; neuroprotective agent; plant metabolite |
| 2'-deoxycytidine 5'-triphosphate 2'-deoxycytidine 5'-triphosphate: RN given refers to unlabeled parent cpd | 2.72 | 3 | 0 | 2'-deoxycytidine phosphate; pyrimidine 2'-deoxyribonucleoside 5'-triphosphate | Escherichia coli metabolite; human metabolite; mouse metabolite |
| tris(2,2'-bipyridine)ruthenium(II) tris(2,2'-bipyridyl)ruthenium(II): a fluorescent dye; structure in first source | 2.02 | 1 | 0 | ruthenium coordination entity | fluorochrome |
| o-(6)-methylguanine O-(6)-methylguanine: structure. 6-O-methylguanine : A methylguanine in which the methyl group is positioned on the oxygen at position 6. Formed in DNA by alkylation of the oxygen atom of guanine, most often by N-nitroso compounds and sometimes due to methylation by other compounds such as endogenous S-adenosylmethionine, it base-pairs to thymine rather than cytidine, causing a G:C to A:T transition in DNA.. methylguanine : A 2-aminopurine that is guanine bearing a single methyl substituent. | 3.77 | 3 | 0 | methylguanine | mutagen |
| 3-chloroperbenzoic acid 3-chloroperbenzoic acid: oxidizing agent | 2 | 1 | 0 | monochlorobenzenes; peroxy acid | |
| masoprocol Masoprocol: A potent lipoxygenase inhibitor that interferes with arachidonic acid metabolism. The compound also inhibits formyltetrahydrofolate synthetase, carboxylesterase, and cyclooxygenase to a lesser extent. It also serves as an antioxidant in fats and oils.. masoprocol : The meso-form of nordihydroguaiaretic acid. An antioxidant found in the creosote bush, Larrea divaricata, it is a potent lipoxygenase inhibitor that interferes with arachidonic acid metabolism. It also inhibits (though to a lesser extent) formyltetrahydrofolate synthetase, carboxylesterase, and cyclooxygenase. | 1.98 | 1 | 0 | nordihydroguaiaretic acid | antineoplastic agent; hypoglycemic agent; lipoxygenase inhibitor; metabolite |
| 7-hydroxystaurosporine [no description available] | 2.01 | 1 | 0 | ||
| 2-(n-morpholino)ethanesulfonic acid 2-(N-morpholino)ethanesulfonic acid: RN given refers to parent cpd. 2-(N-morpholino)ethanesulfonic acid : A Good's buffer substance, pKa = 6.15 at 20 degreeC. | 2 | 1 | 0 | MES; organosulfonic acid; zwitterion | |
| bromates Bromates: Negative ions or salts derived from bromic acid, HBrO3. | 2.1 | 1 | 0 | bromine oxoanion; monovalent inorganic anion | |
| nicotine (S)-nicotine : A 3-(1-methylpyrrolidin-2-yl)pyridine in which the chiral centre has S-configuration. The naturally occurring and most active enantiomer of nicotine, isolated from Nicotiana tabacum. | 3.84 | 2 | 1 | 3-(1-methylpyrrolidin-2-yl)pyridine | anxiolytic drug; biomarker; immunomodulator; mitogen; neurotoxin; nicotinic acetylcholine receptor agonist; peripheral nervous system drug; phytogenic insecticide; plant metabolite; psychotropic drug; teratogenic agent; xenobiotic |
| glycidamide glycidamide: metabolite of acrylamide; structure given in first source | 2.03 | 1 | 0 | ||
| pyrimidine dimers Pyrimidine Dimers: Dimers found in DNA chains damaged by ULTRAVIOLET RAYS. They consist of two adjacent PYRIMIDINE NUCLEOTIDES, usually THYMINE nucleotides, in which the pyrimidine residues are covalently joined by a cyclobutane ring. These dimers block DNA REPLICATION. | 4.36 | 6 | 0 | ||
| 1-pyrenyloxirane 1-pyrenyloxirane: structure | 2.88 | 4 | 0 | ||
| aflatoxin b1-2,3-oxide [no description available] | 2.91 | 4 | 0 | aflatoxin | human metabolite |
| 1-nitrosopyrene 1-nitrosopyrene: structure given in first source | 2.67 | 3 | 0 | ||
| fotemustine fotemustine: structure given in first source. fotemustine : A racemate comprising equimolar amounts of (R)- and (S)-fotemustine. It is an alkylating agent used in the treatment of malignant melanoma.. diethyl (1-{[(2-chloroethyl)(nitroso)carbamoyl]amino}ethyl)phosphonate : A member of the class of N-nitrosoureas that is ethyl diethylphosphonate in the hydrogen at position 1 of the ethyl group attached to the phosphorus has been replaced by a [(2-chloroethyl)(nitroso)carbamoyl]amino group. | 2.4 | 2 | 0 | N-nitrosoureas; organic phosphonate; organochlorine compound | |
| benzo(a)pyrene-7,8-dione benzo(a)pyrene-7,8-dione: a metabolite of benzo(a)pyrene; structure given in first source. benzo[a]pyrene-7,8-dione : An o-quinone resulting from the formal oxidation of both of the hydroxy groups of benzo[a]pyrene-cis-7,8-dihydrodiol. Benzo[a]pyrene-7,8-dione is a metabolite of the widespread carcinogen benzo[a]pyrene. | 2.69 | 3 | 0 | orthoquinones; pyrenes | genotoxin; xenobiotic metabolite |
| propylisopropylacetamide propylisopropylacetamide: structure | 2.37 | 2 | 0 | ||
| vinyl carbamate epoxide vinyl carbamate epoxide: structure given in first source | 1.98 | 1 | 0 | ||
| 1,2-epoxy-3,4-dihydroxy-1,2,3,4-tetrahydrobenzo(c)phenanthrene 1,2-epoxy-3,4-dihydroxy-1,2,3,4-tetrahydrobenzo(c)phenanthrene: RN given refers to compound with no isomeric designation; do not confuse with the tetrahydrobenz(a)anthracene analog | 2.67 | 3 | 0 | ||
| deoxyglucose Deoxyglucose: 2-Deoxy-D-arabino-hexose. An antimetabolite of glucose with antiviral activity.. deoxyglucose : A deoxyhexose comprising glucose having at least one hydroxy group replaced by hydrogen. | 1.98 | 1 | 0 | ||
| chrysene,2-diol-3,4-epoxide-1 chrysene,2-diol-3,4-epoxide-1: denotes tumorigenic activity; RN given refers to cpd without isomeric designation; structure | 2.68 | 3 | 0 | ||
| trans-1,2-dihydro-1,2-naphthalenediol trans-1,2-dihydro-1,2-naphthalenediol: structure in first source. (1S,2S)-1,2-dihydronaphthalene-1,2-diol : The (1S,2S)-isomer of trans-1,2-dihydronaphthalene-1,2-diol. | 2.66 | 2 | 0 | trans-1,2-dihydronaphthalene-1,2-diol | |
| benzo(g)chrysene-11,12-dihydrodiol-13,14-epoxide benzo(g)chrysene-11,12-dihydrodiol-13,14-epoxide: structure given in first source; RN given refers to (7alpha,6beta,8abeta,9abeta)-isomer | 2.68 | 3 | 0 | ||
| benzo(a)pyrene-7,8,9,10-tetrol benzo(a)pyrene-7,8,9,10-tetrol: structure given in first source | 2.9 | 4 | 0 | ||
| dibenz(a,h)anthracene-3,4-diol 1,2-oxide dibenz(a,h)anthracene-3,4-diol 1,2-oxide: structure given in first source; RN refers to (1a alpha,2 beta,3 alpha,13c alpha)-isomer | 1.98 | 1 | 0 | ||
| 8,9-dihydro-8,9-dihydroxybenzanthracene 10,11-oxide 8,9-dihydro-8,9-dihydroxybenzanthracene 10,11-oxide: RN given refers to cpd without isomeric designation; structure given in first source | 1.95 | 1 | 0 | ||
| 1,2-dihydroxy-3,4-epoxy-1,2,3,4-tetrahydro-6-methylchrysene 1,2-dihydroxy-3,4-epoxy-1,2,3,4-tetrahydro-6-methylchrysene: structure given in first source; RN not in Chemline 1/87 | 1.98 | 1 | 0 | ||
| yh 439 YH 439: structure given in first source | 1.99 | 1 | 0 | aromatic amide; isopropyl ester; secondary carboxamide | |
| 3,4-dihydroxy-1,2-epoxy-1,2,3,4-tetrahydrobenz(a)anthracene 3,4-dihydroxy-1,2-epoxy-1,2,3,4-tetrahydrobenz(a)anthracene: intermediate in carcinogenic & mutagenic process; RN given refers to cpd without isomeric designation; structure in first source | 3.22 | 6 | 0 | ||
| 9,10-dihydroxy-7,8-epoxy-7,8,9,10-tetrahydro-3-methylcholanthrene 9,10-dihydroxy-7,8-epoxy-7,8,9,10-tetrahydro-3-methylcholanthrene: structure given in first source | 2.37 | 2 | 0 | ||
| hydroxyl radical Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 1.98 | 1 | 0 | oxygen hydride; oxygen radical; reactive oxygen species | |
| singlet oxygen Singlet Oxygen: An excited state of molecular oxygen generated photochemically or chemically. Singlet oxygen reacts with a variety of biological molecules such as NUCLEIC ACIDS; PROTEINS; and LIPIDS; causing oxidative damages. | 2.39 | 2 | 0 | chalcogen; monoatomic oxygen; nonmetal atom | macronutrient |
| 7,8-dihydroxy-9,10-epoxy-8-methyl-7,8,9,10-tetrahydrobenzo(a)pyrene 7,8-dihydroxy-9,10-epoxy-8-methyl-7,8,9,10-tetrahydrobenzo(a)pyrene: putative oxidized metabolite of 8-methylbenzo(a)pyrene; structure given in first source | 1.97 | 1 | 0 | ||
| methanearsonous acid methanearsonous acid: RN given refers to parent cpd. methylarsonous acid : A one-carbon compound that is arsonous acid in which the hydrogen attached to arsenic is replaced by a methyl group. | 2.45 | 2 | 0 | arsonous acids; one-carbon compound | carcinogenic agent; human xenobiotic metabolite; poison |
| erlotinib hydrochloride [no description available] | 2.06 | 1 | 0 | hydrochloride; terminal acetylenic compound | antineoplastic agent; protein kinase inhibitor |
| organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid. | 2.03 | 1 | 0 | divalent inorganic anion; phosphite ion | |
| nickel monoxide [no description available] | 2.01 | 1 | 0 | ||
| dimethylarsinous acid dimethylarsinous acid: a reactive organic intermediate of dimethylarsinic acid involved in toxicity | 2.05 | 1 | 0 | methylarsinous acid | |
| aflatoxin b1 Aflatoxin B1: A potent hepatotoxic and hepatocarcinogenic mycotoxin produced by the Aspergillus flavus group of fungi. It is also mutagenic, teratogenic, and causes immunosuppression in animals. It is found as a contaminant in peanuts, cottonseed meal, corn, and other grains. The mycotoxin requires epoxidation to aflatoxin B1 2,3-oxide for activation. Microsomal monooxygenases biotransform the toxin to the less toxic metabolites aflatoxin M1 and Q1.. aflatoxin B1 : An aflatoxin having a tetrahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene skeleton with oxygen functionality at positions 1, 4 and 11. | 5.48 | 12 | 0 | aflatoxin; aromatic ether; aromatic ketone | carcinogenic agent; human metabolite |
| potassium bromide potassium bromide : A metal bromide salt with a K(+) counterion. | 1.99 | 1 | 0 | potassium salt | |
| wortmannin [no description available] | 2 | 1 | 0 | acetate ester; cyclic ketone; delta-lactone; organic heteropentacyclic compound | anticoronaviral agent; antineoplastic agent; autophagy inhibitor; EC 2.7.1.137 (phosphatidylinositol 3-kinase) inhibitor; geroprotector; Penicillium metabolite; radiosensitizing agent |
| ouabain Ouabain: A cardioactive glycoside consisting of rhamnose and ouabagenin, obtained from the seeds of Strophanthus gratus and other plants of the Apocynaceae; used like DIGITALIS. It is commonly used in cell biological studies as an inhibitor of the NA(+)-K(+)-EXCHANGING ATPASE.. cardiac glycoside : Steroid lactones containing sugar residues that act on the contractile force of the cardiac muscles.. ouabain : A steroid hormone that is a multi-hydroxylated alpha-L-rhamnosyl cardenoloide. It binds to and inhibits the plasma membrane Na(+)/K(+)-ATPase (sodium pump). It has been isolated naturally from Strophanthus gratus. | 1.96 | 1 | 0 | 11alpha-hydroxy steroid; 14beta-hydroxy steroid; 5beta-hydroxy steroid; alpha-L-rhamnoside; cardenolide glycoside; steroid hormone | anti-arrhythmia drug; cardiotonic drug; EC 2.3.3.1 [citrate (Si)-synthase] inhibitor; EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor; EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor; ion transport inhibitor; plant metabolite |
| adenosine 5'-o-(3-thiotriphosphate) adenosine 5'-O-(3-thiotriphosphate): RN given refers to cpd with unspecified locant for thio group; see also records for 1-thio & 2-thio-isomers. adenosine 5'-[gamma-thio]triphosphate : A nucleoside triphosphate analogue that is ATP in which one of the oxygens attached to 3-phosphate group is replaced by sulfur. | 1.98 | 1 | 0 | nucleoside triphosphate analogue | |
| sodium arsenite sodium arsenite : An inoganic sodium salt with formula with formula NaAsO2. | 2.47 | 2 | 0 | arsenic molecular entity; inorganic sodium salt | antibacterial agent; antifungal agent; antineoplastic agent; carcinogenic agent; herbicide; insecticide; rodenticide |
| tretinoin Tretinoin: An important regulator of GENE EXPRESSION during growth and development, and in NEOPLASMS. Tretinoin, also known as retinoic acid and derived from maternal VITAMIN A, is essential for normal GROWTH; and EMBRYONIC DEVELOPMENT. An excess of tretinoin can be teratogenic. It is used in the treatment of PSORIASIS; ACNE VULGARIS; and several other SKIN DISEASES. It has also been approved for use in promyelocytic leukemia (LEUKEMIA, PROMYELOCYTIC, ACUTE).. retinoic acid : A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraenoic acid substituted at position 9 by a 2,6,6-trimethylcyclohex-1-en-1-yl group (geometry of the four exocyclic double bonds is not specified).. all-trans-retinoic acid : A retinoic acid in which all four exocyclic double bonds have E- (trans-) geometry. | 2 | 1 | 0 | retinoic acid; vitamin A | anti-inflammatory agent; antineoplastic agent; antioxidant; AP-1 antagonist; human metabolite; keratolytic drug; retinoic acid receptor agonist; retinoid X receptor agonist; signalling molecule |
| arachidonic acid icosa-5,8,11,14-tetraenoic acid : Any icosatetraenoic acid with the double bonds at positions 5, 8, 11 and 14.. arachidonate : A long-chain fatty acid anion resulting from the removal of a proton from the carboxy group of arachidonic acid. | 2.37 | 2 | 0 | icosa-5,8,11,14-tetraenoic acid; long-chain fatty acid; omega-6 fatty acid | Daphnia galeata metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; human metabolite; mouse metabolite |
| alpha-cyclodextrin alpha-cyclodextrin : A cycloamylose composed of six alpha-(1->4) linked D-glucopyranose units. | 1.98 | 1 | 0 | cyclodextrin | |
| resveratrol trans-resveratrol : A resveratrol in which the double bond has E configuration. | 2.03 | 1 | 0 | resveratrol | antioxidant; phytoalexin; plant metabolite; quorum sensing inhibitor; radical scavenger |
| cocaine Cocaine: An alkaloid ester extracted from the leaves of plants including coca. It is a local anesthetic and vasoconstrictor and is clinically used for that purpose, particularly in the eye, ear, nose, and throat. It also has powerful central nervous system effects similar to the amphetamines and is a drug of abuse. Cocaine, like amphetamines, acts by multiple mechanisms on brain catecholaminergic neurons; the mechanism of its reinforcing effects is thought to involve inhibition of dopamine uptake.. cocaine : A tropane alkaloid obtained from leaves of the South American shrub Erythroxylon coca. | 3.89 | 12 | 0 | benzoate ester; methyl ester; tertiary amino compound; tropane alkaloid | adrenergic uptake inhibitor; central nervous system stimulant; dopamine uptake inhibitor; environmental contaminant; local anaesthetic; mouse metabolite; plant metabolite; serotonin uptake inhibitor; sodium channel blocker; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
| thapsigargin Thapsigargin: A sesquiterpene lactone found in roots of THAPSIA. It inhibits SARCOPLASMIC RETICULUM CALCIUM-TRANSPORTING ATPASES.. thapsigargin : An organic heterotricyclic compound that is a hexa-oxygenated 6,7-guaianolide isolated fron the roots of Thapsia garganica L., Apiaceae. A potent skin irritant, it is used in traditional medicine as a counter-irritant. Thapsigargin inhibits Ca(2+)-transporting ATPase mediated uptake of calcium ions into sarcoplasmic reticulum and is used in experimentation examining the impacts of increasing cytosolic calcium concentrations. | 2 | 1 | 0 | butyrate ester; organic heterotricyclic compound; sesquiterpene lactone | calcium channel blocker; EC 3.6.3.8 (Ca(2+)-transporting ATPase) inhibitor |
| dactinomycin Dactinomycin: A compound composed of a two CYCLIC PEPTIDES attached to a phenoxazine that is derived from STREPTOMYCES parvullus. It binds to DNA and inhibits RNA synthesis (transcription), with chain elongation more sensitive than initiation, termination, or release. As a result of impaired mRNA production, protein synthesis also declines after dactinomycin therapy. (From AMA Drug Evaluations Annual, 1993, p2015) | 2.9 | 4 | 0 | actinomycin | mutagen |
| aphidicolin Aphidicolin: An antiviral antibiotic produced by Cephalosporium aphidicola and other fungi. It inhibits the growth of eukaryotic cells and certain animal viruses by selectively inhibiting the cellular replication of DNA polymerase II or the viral-induced DNA polymerases. The drug may be useful for controlling excessive cell proliferation in patients with cancer, psoriasis or other dermatitis with little or no adverse effect upon non-multiplying cells.. aphidicolin : A tetracyclic diterpenoid that has an tetradecahydro-8,11a-methanocyclohepta[a]naphthalene skeleton with two hydroxymethyl substituents at positions 4 and 9, two methyl substituents at positions 4 and 11b and two hydroxy substituents at positions 3 and 9. An antibiotic with antiviral and antimitotical properties. Aphidicolin is a reversible inhibitor of eukaryotic nuclear DNA replication. | 3.4 | 7 | 0 | tetracyclic diterpenoid | antimicrobial agent; antimitotic; antineoplastic agent; antiviral drug; apoptosis inducer; Aspergillus metabolite; DNA synthesis inhibitor; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; fungal metabolite |
| melphalan Melphalan: An alkylating nitrogen mustard that is used as an antineoplastic in the form of the levo isomer - MELPHALAN, the racemic mixture - MERPHALAN, and the dextro isomer - MEDPHALAN; toxic to bone marrow, but little vesicant action; potential carcinogen.. melphalan : A phenylalanine derivative comprising L-phenylalanine having [bis(2-chloroethyl)amino group at the 4-position on the phenyl ring. | 1.99 | 1 | 0 | L-phenylalanine derivative; nitrogen mustard; non-proteinogenic L-alpha-amino acid; organochlorine compound | alkylating agent; antineoplastic agent; carcinogenic agent; drug allergen; immunosuppressive agent |
| riboflavin vitamin B2 : Any member of a group of vitamers that belong to the chemical structural class called flavins that exhibit biological activity against vitamin B2 deficiency. Symptoms associated with vitamin B2 deficiency include glossitis, seborrhea, angular stomaitis, cheilosis and photophobia. The vitamers include riboflavin and its phosphate derivatives (and includes their salt, ionised and hydrate forms). | 1.95 | 1 | 0 | flavin; vitamin B2 | anti-inflammatory agent; antioxidant; cofactor; Escherichia coli metabolite; food colouring; fundamental metabolite; human urinary metabolite; mouse metabolite; photosensitizing agent; plant metabolite |
| bromochloroacetic acid Keratins: A class of fibrous proteins or scleroproteins that represents the principal constituent of EPIDERMIS; HAIR; NAILS; horny tissues, and the organic matrix of tooth ENAMEL. Two major conformational groups have been characterized, alpha-keratin, whose peptide backbone forms a coiled-coil alpha helical structure consisting of TYPE I KERATIN and a TYPE II KERATIN, and beta-keratin, whose backbone forms a zigzag or pleated sheet structure. alpha-Keratins have been classified into at least 20 subtypes. In addition multiple isoforms of subtypes have been found which may be due to GENE DUPLICATION.. bromochloroacetic acid : A monocarboxylic acid that is acetic acid in which one of the methyl hydrogens is replaced by bromine while a second is replaced by chlorine. A low-melting (27.5-31.5degreeC), hygroscopic crystalline solid, it can be formed during the disinfection (by chlorination) of water that contains bromide ions and organic matter, so can occur in drinking water as a byproduct of the disinfection process. | 2.38 | 2 | 0 | 2-bromocarboxylic acid; monocarboxylic acid; organochlorine compound | |
| glycosides [no description available] | 2.69 | 3 | 0 | ||
| isomethyleugenol Methylation: Addition of methyl groups. In histo-chemistry methylation is used to esterify carboxyl groups and remove sulfate groups by treating tissue sections with hot methanol in the presence of hydrochloric acid. (From Stedman, 25th ed) | 3.6 | 9 | 0 | isomethyleugenol | |
| stilbenes Stilbenes: Organic compounds that contain 1,2-diphenylethylene as a functional group.. trans-stilbene : The trans-isomer of stilbene. | 2.03 | 1 | 0 | stilbene | |
| isopropyl thiogalactoside Isopropyl Thiogalactoside: A non-metabolizable galactose analog that induces expression of the LAC OPERON.. isopropyl beta-D-thiogalactopyranoside : An S-glycosyl compound consisting of beta-D-1-thiogalactose having an isopropyl group attached to the anomeric sulfur. | 2.01 | 1 | 0 | S-glycosyl compound | |
| mercaptopurine Mercaptopurine: An antimetabolite antineoplastic agent with immunosuppressant properties. It interferes with nucleic acid synthesis by inhibiting purine metabolism and is used, usually in combination with other drugs, in the treatment of or in remission maintenance programs for leukemia.. purine-6-thiol : A thiol that is the tautomer of mercaptopurine.. mercaptopurine : A member of the class of purines that is 6,7-dihydro-1H-purine carrying a thione group at position 6. An adenine analogue, it is used in the treatment of acute lymphocytic leukemia (ALL), chronic myeloid leukemia (CML), Crohn's disease, and ulcerative colitis. | 1.97 | 1 | 0 | aryl thiol; purines; thiocarbonyl compound | anticoronaviral agent; antimetabolite; antineoplastic agent |
| cotinine Cotinine: The N-glucuronide conjugate of cotinine is a major urinary metabolite of NICOTINE. It thus serves as a biomarker of exposure to tobacco SMOKING. It has CNS stimulating properties.. (-)-cotinine : An N-alkylpyrrolidine that consists of N-methylpyrrolidinone bearing a pyridin-3-yl substituent at position C-5 (the 5S-enantiomer). It is an alkaloid commonly found in Nicotiana tabacum. | 3.24 | 6 | 0 | N-alkylpyrrolidine; pyridines; pyrrolidin-2-ones; pyrrolidine alkaloid | antidepressant; biomarker; human xenobiotic metabolite; plant metabolite |
| curcumin Curcumin: A yellow-orange dye obtained from tumeric, the powdered root of CURCUMA longa. It is used in the preparation of curcuma paper and the detection of boron. Curcumin appears to possess a spectrum of pharmacological properties, due primarily to its inhibitory effects on metabolic enzymes.. curcumin : A beta-diketone that is methane in which two of the hydrogens are substituted by feruloyl groups. A natural dyestuff found in the root of Curcuma longa. | 2.05 | 1 | 0 | aromatic ether; beta-diketone; diarylheptanoid; enone; polyphenol | anti-inflammatory agent; antifungal agent; antineoplastic agent; biological pigment; contraceptive drug; dye; EC 1.1.1.205 (IMP dehydrogenase) inhibitor; EC 1.1.1.21 (aldehyde reductase) inhibitor; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; EC 1.6.5.2 [NAD(P)H dehydrogenase (quinone)] inhibitor; EC 1.8.1.9 (thioredoxin reductase) inhibitor; EC 2.7.10.2 (non-specific protein-tyrosine kinase) inhibitor; EC 3.5.1.98 (histone deacetylase) inhibitor; flavouring agent; food colouring; geroprotector; hepatoprotective agent; immunomodulator; iron chelator; ligand; lipoxygenase inhibitor; metabolite; neuroprotective agent; nutraceutical; radical scavenger |
| 2,6-dithiopurine 2,6-dithiopurine: inhibits the binding of a benzo(a)pyrene diol epoxide to DNA in mouse epidermis | 2.39 | 2 | 0 | ||
| thioguanine anhydrous Thioguanine: An antineoplastic compound which also has antimetabolite action. The drug is used in the therapy of acute leukemia.. tioguanine : A 2-aminopurine that is the 6-thiono derivative of 2-amino-1,9-dihydro-6H-purine. Incorporates into DNA and inhibits synthesis. Used in the treatment of leukaemia. | 3.07 | 5 | 0 | 2-aminopurines | anticoronaviral agent; antimetabolite; antineoplastic agent |
| nadp [no description available] | 2.66 | 3 | 0 | ||
| u 0126 U 0126: protein kinase kinase inhibitor; structure in first source | 2.44 | 2 | 0 | aryl sulfide; dinitrile; enamine; substituted aniline | antineoplastic agent; antioxidant; apoptosis inducer; EC 2.7.11.24 (mitogen-activated protein kinase) inhibitor; osteogenesis regulator; vasoconstrictor agent |
| gestodene Gestodene: synthetic steroid with progestational activity; RN given refers to (17alpha)-isomer | 1.98 | 1 | 0 | steroid | estrogen |
| 11,12-dihydroxy-13,14-epoxy-11,12,13,14-tetrahydrodibenzo(a,l)pyrene 11,12-dihydroxy-13,14-epoxy-11,12,13,14-tetrahydrodibenzo(a,l)pyrene: RN refers to (alpha,beta,beta,beta)-stereoisomer; structure in first source | 2.7 | 3 | 0 | ||
| ovalbumin Ovalbumin: An albumin obtained from the white of eggs. It is a member of the serpin superfamily. | 1.96 | 1 | 0 | ||
| sodium dodecyl sulfate Sodium Dodecyl Sulfate: An anionic surfactant, usually a mixture of sodium alkyl sulfates, mainly the lauryl; lowers surface tension of aqueous solutions; used as fat emulsifier, wetting agent, detergent in cosmetics, pharmaceuticals and toothpastes; also as research tool in protein biochemistry.. sodium dodecyl sulfate : An organic sodium salt that is the sodium salt of dodecyl hydrogen sulfate. | 2.1 | 1 | 0 | organic sodium salt | detergent; protein denaturant |
| diethyl maleate diethyl maleate : A maleate ester resulting from the formal condensation of both carboxy groups of maleic acid with ethanol. A colourless liquid at room temperature (m.p. -10degreeC) with boiling point 220degreeC at 1 atm., it is commonly used as a dienophile for Diels-Alder-type cycloaddition reactions in organic synthesis. | 2.67 | 3 | 0 | ethyl ester; maleate ester | glutathione depleting agent |
| quercetin [no description available] | 3.41 | 7 | 0 | 7-hydroxyflavonol; pentahydroxyflavone | antibacterial agent; antineoplastic agent; antioxidant; Aurora kinase inhibitor; chelator; EC 1.10.99.2 [ribosyldihydronicotinamide dehydrogenase (quinone)] inhibitor; geroprotector; phytoestrogen; plant metabolite; protein kinase inhibitor; radical scavenger |
| dinoprostone prostaglandin E2 : Prostaglandin F2alpha in which the hydroxy group at position 9 has been oxidised to the corresponding ketone. Prostaglandin E2 is the most common and most biologically potent of mammalian prostaglandins. | 2.25 | 1 | 0 | prostaglandins E | human metabolite; mouse metabolite; oxytocic |
| dinoprost Dinoprost: A naturally occurring prostaglandin that has oxytocic, luteolytic, and abortifacient activities. Due to its vasocontractile properties, the compound has a variety of other biological actions.. prostaglandin F2alpha : A prostaglandins Falpha that is prosta-5,13-dien-1-oic acid substituted by hydroxy groups at positions 9, 11 and 15. It is a naturally occurring prostaglandin used to induce labor. | 2.08 | 1 | 0 | monocarboxylic acid; prostaglandins Falpha | human metabolite; mouse metabolite |
| apigenin Chamomile: Common name for several daisy-like plants (MATRICARIA; TRIPLEUROSPERMUM; ANTHEMIS; CHAMAEMELUM) native to Europe and Western Asia, now naturalized in the United States and Australia. | 2.01 | 1 | 0 | trihydroxyflavone | antineoplastic agent; metabolite |
| calcitriol dihydroxy-vitamin D3: as a major in vitro metabolite of 1alpha,25-dihydroxyvitamin D3, produced in primary cultures of neonatal human keratinocytes | 1.96 | 1 | 0 | D3 vitamins; hydroxycalciol; triol | antineoplastic agent; antipsoriatic; bone density conservation agent; calcium channel agonist; calcium channel modulator; hormone; human metabolite; immunomodulator; metabolite; mouse metabolite; nutraceutical |
| vitamin k semiquinone radical vitamin K semiquinone radical: found in active preparations of vitamin K-dependent carboxylase. vitamin K : Any member of a group of fat-soluble 2-methyl-1,4-napthoquinones that exhibit biological activity against vitamin K deficiency. Vitamin K is required for the synthesis of prothrombin and certain other blood coagulation factors. | 3.08 | 1 | 0 | ||
| beta carotene beta Carotene: A carotenoid that is a precursor of VITAMIN A. Beta carotene is administered to reduce the severity of photosensitivity reactions in patients with erythropoietic protoporphyria (PORPHYRIA, ERYTHROPOIETIC).. provitamin A : A provitamin that can be converted into vitamin A by enzymes from animal tissues. | 3.21 | 1 | 0 | carotenoid beta-end derivative; cyclic carotene | antioxidant; biological pigment; cofactor; ferroptosis inhibitor; human metabolite; mouse metabolite; plant metabolite; provitamin A |
| cholecalciferol Cholecalciferol: Derivative of 7-dehydroxycholesterol formed by ULTRAVIOLET RAYS breaking of the C9-C10 bond. It differs from ERGOCALCIFEROL in having a single bond between C22 and C23 and lacking a methyl group at C24.. calciol : A hydroxy seco-steroid that is (5Z,7E)-9,10-secocholesta-5,7,10(19)-triene in which the pro-S hydrogen at position 3 has been replaced by a hydroxy group. It is the inactive form of vitamin D3, being hydroxylated in the liver to calcidiol (25-hydroxyvitamin D3), which is then further hydroxylated in the kidney to give calcitriol (1,25-dihydroxyvitamin D3), the active hormone. | 2.4 | 2 | 0 | D3 vitamins; hydroxy seco-steroid; seco-cholestane; secondary alcohol; steroid hormone | geroprotector; human metabolite |
| rutin Hydroxyethylrutoside: Monohydroxyethyl derivative of rutin. Peripheral circulation stimulant used in treatment of venous disorders. | 2.08 | 1 | 0 | disaccharide derivative; quercetin O-glucoside; rutinoside; tetrahydroxyflavone | antioxidant; metabolite |
| genistein [no description available] | 2.03 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; geroprotector; human urinary metabolite; phytoestrogen; plant metabolite; tyrosine kinase inhibitor |
| mezerein mezerein: toxic component of plant Daphne mezereum with anti-leukemic activity against P-388 & P-1210 in mice; can act as a tumor promoter; RN given refers to (12beta(E,E))-isomer; structure | 1.98 | 1 | 0 | diterpenoid | |
| chrysin chrysin : A dihydroxyflavone in which the two hydroxy groups are located at positions 5 and 7. | 2.42 | 2 | 0 | 7-hydroxyflavonol; dihydroxyflavone | anti-inflammatory agent; antineoplastic agent; antioxidant; EC 2.7.11.18 (myosin-light-chain kinase) inhibitor; hepatoprotective agent; plant metabolite |
| 3-methylquercetin isorhamnetin : A monomethoxyflavone that is quercetin in which the hydroxy group at position 3' is replaced by a methoxy group. | 2.41 | 1 | 0 | 7-hydroxyflavonol; monomethoxyflavone; tetrahydroxyflavone | anticoagulant; EC 1.14.18.1 (tyrosinase) inhibitor; metabolite |
| myricetin [no description available] | 1.96 | 1 | 0 | 7-hydroxyflavonol; hexahydroxyflavone | antineoplastic agent; antioxidant; cyclooxygenase 1 inhibitor; food component; geroprotector; hypoglycemic agent; plant metabolite |
| robinetin robinetin: structure given in first source. robinetin : A pentahydroxyflavone that is flavone substituted by hydroxy groups at positions 3, 7, 3, 4' and 5'. | 1.96 | 1 | 0 | 7-hydroxyflavonol; pentahydroxyflavone | plant metabolite |
| ellagic acid [no description available] | 2.66 | 3 | 0 | catechols; cyclic ketone; lactone; organic heterotetracyclic compound; polyphenol | antioxidant; EC 1.14.18.1 (tyrosinase) inhibitor; EC 2.3.1.5 (arylamine N-acetyltransferase) inhibitor; EC 2.4.1.1 (glycogen phosphorylase) inhibitor; EC 2.5.1.18 (glutathione transferase) inhibitor; EC 2.7.1.127 (inositol-trisphosphate 3-kinase) inhibitor; EC 2.7.1.151 (inositol-polyphosphate multikinase) inhibitor; EC 2.7.4.6 (nucleoside-diphosphate kinase) inhibitor; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; EC 5.99.1.2 (DNA topoisomerase) inhibitor; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; food additive; fungal metabolite; geroprotector; plant metabolite; skin lightening agent |
| 8-epi-prostaglandin f2alpha 8-epi-prostaglandin F2alpha: a potent preglomerular vasoconstrictor acting principally through thromboxane A2 receptor activation. 8-epi-prostaglandin F2alpha : An isoprostane that is prostaglandin F2alpha having inverted stereochemistry at the 8-position. | 2.08 | 1 | 0 | F2-isoprostane | biomarker; bronchoconstrictor agent; vasoconstrictor agent |
| 4-hydroxy-2-nonenal 4-hydroxy-2-nonenal: cytotoxic product from peroxidation of liver microsomal lipids; RN given refers to cpd without isomeric designation. 4-hydroxynon-2-enal : An enal consisting of non-2-ene having an oxo group at the 1-position and a hydroxy group at the 4-position.. 4-hydroxynonenal : A monounsaturated fatty aldehyde that is nonanal that has undergone dehydrogenation to introduce a double bond at any position in the aliphatic chain and in which a hydrogen at position 4 has been replaced by a hydroxy group. | 2.73 | 3 | 0 | 4-hydroxynon-2-enal; 4-hydroxynonenal | |
| hydroxystilbamidine hydroxystilbamidine: minor descriptor (63-86); on-line & INDEX MEDICUS search STILBAMIDINES (66-86); RN given refers to parent cpd | 1.96 | 1 | 0 | ||
| vitamin k 1 Vitamin K 1: A family of phylloquinones that contains a ring of 2-methyl-1,4-naphthoquinone and an isoprenoid side chain. Members of this group of vitamin K 1 have only one double bond on the proximal isoprene unit. Rich sources of vitamin K 1 include green plants, algae, and photosynthetic bacteria. Vitamin K1 has antihemorrhagic and prothrombogenic activity.. phylloquinone : A member of the class of phylloquinones that consists of 1,4-naphthoquinone having methyl and phytyl groups at positions 2 and 3 respectively. The parent of the class of phylloquinones. | 3.08 | 1 | 0 | phylloquinones; vitamin K | cofactor; human metabolite; plant metabolite |
| sirolimus Sirolimus: A macrolide compound obtained from Streptomyces hygroscopicus that acts by selectively blocking the transcriptional activation of cytokines thereby inhibiting cytokine production. It is bioactive only when bound to IMMUNOPHILINS. Sirolimus is a potent immunosuppressant and possesses both antifungal and antineoplastic properties.. sirolimus : A macrolide lactam isolated from Streptomyces hygroscopicus consisting of a 29-membered ring containing 4 trans double bonds, three of which are conjugated. It is an antibiotic, immunosupressive and antineoplastic agent. | 2.05 | 1 | 0 | antibiotic antifungal drug; cyclic acetal; cyclic ketone; ether; macrolide lactam; organic heterotricyclic compound; secondary alcohol | antibacterial drug; anticoronaviral agent; antineoplastic agent; bacterial metabolite; geroprotector; immunosuppressive agent; mTOR inhibitor |
| anthramycin [no description available] | 1.99 | 1 | 0 | ||
| herbimycin herbimycin: herbicidal antibiotic produced by Streptomyces sp.; see also herbimycin B; structure for herbimycin A in second source. herbimycin : A 19-membered macrocyle incorporating a benzoquinone ring and a lactam functionality. It is an ansamycin antibiotic that induces apoptosis and displays antitumour effects. | 1.99 | 1 | 0 | 1,4-benzoquinones; lactam; macrocycle | antimicrobial agent; apoptosis inducer; herbicide; Hsp90 inhibitor; tyrosine kinase inhibitor |
| casein kinase ii Casein Kinase II: A ubiquitous casein kinase that is comprised of two distinct catalytic subunits and dimeric regulatory subunit. Casein kinase II has been shown to phosphorylate a large number of substrates, many of which are proteins involved in the regulation of gene expression. | 2.1 | 1 | 0 | ||
| aluminum Aluminum: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98. | 2.48 | 2 | 0 | boron group element atom; elemental aluminium; metal atom | |
| arsenic Arsenic: A shiny gray element with atomic symbol As, atomic number 33, and atomic weight 75. It occurs throughout the universe, mostly in the form of metallic arsenides. Most forms are toxic. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), arsenic and certain arsenic compounds have been listed as known carcinogens. (From Merck Index, 11th ed) | 2.45 | 2 | 0 | metalloid atom; pnictogen | micronutrient |
| 4-hydroxyaminoquinoline-1-oxide 4-Hydroxyaminoquinoline-1-oxide: A potent mutagen and carcinogen. It is a reduction product of 4-NITROQUINOLINE-1-OXIDE. It binds with nucleic acids and inactivates both bacteria and bacteriophage. | 1.97 | 1 | 0 | ||
| cysteine Cysteine: A thiol-containing non-essential amino acid that is oxidized to form CYSTINE.. L-cysteinium : The L-enantiomer of cysteinium.. cysteine : A sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3. | 1.96 | 1 | 0 | cysteinium | fundamental metabolite |
| phosphorus Phosphorus: A non-metal element that has the atomic symbol P, atomic number 15, and atomic weight 31. It is an essential element that takes part in a broad variety of biochemical reactions. | 1.99 | 1 | 0 | monoatomic phosphorus; nonmetal atom; pnictogen | macronutrient |
| 3,3'-di-o-methylellagic acid 3,3'-di-O-methylellagic acid: structure given in first source | 1.96 | 1 | 0 | ||
| 24,25-dihydroxyvitamin d 3 24,25-Dihydroxyvitamin D 3: A physiologically active metabolite of VITAMIN D. The compound is involved in the regulation of calcium metabolism, alkaline phosphatase activity, and enhancing the calcemic effect of CALCITRIOL. | 1.96 | 1 | 0 | ||
| staurosporine staurosporinium : Conjugate acid of staurosporine. | 2.01 | 1 | 0 | ammonium ion derivative | |
| sincalide Sincalide: An octapeptide hormone present in the intestine and brain. When secreted from the gastric mucosa, it stimulates the release of bile from the gallbladder and digestive enzymes from the pancreas. | 2.41 | 1 | 0 | oligopeptide | |
| mocetinostat mocetinostat: undergoing phase II clinical trials for treatment of cancer. mocetinostat : A benzamide obtained by formal condensation of the carboxy group of 4-({[4-(pyridin-3-yl)pyrimidin-2-yl]amino}methyl)benzoic acid with one of the amino groups of benzene-1,2-diamine. It is an orally active and isotype-selective HDAC inhibitor which exhibits antitumour activity (IC50 = 0.15, 0.29, 1.66 and 0.59 muM for HDAC1, HDAC2, HDAC3 and HDAC11). | 2.91 | 4 | 0 | aminopyrimidine; benzamides; pyridines; secondary amino compound; secondary carboxamide; substituted aniline | antineoplastic agent; apoptosis inducer; autophagy inducer; cardioprotective agent; EC 3.5.1.98 (histone deacetylase) inhibitor; hepatotoxic agent |
| cc 1065 CC 1065: from Streptomyces zelensis; structure in second sourc | 1.99 | 1 | 0 | ||
| tetramethylrhodamine tetramethylrhodamine: RN given refers to perchlorate; structure | 2.05 | 1 | 0 | xanthene dye | |
| ucn 1028 c calphostin C: structure given in first source; isolated from Cladosporium cladosporioides | 1.99 | 1 | 0 | ||
| cyanidin-3-o-beta-glucopyranoside cyanidin-3-O-beta-glucopyranoside: a natural compound distributed in several fruits & vegetables, such as strawberry, rhubarb, cherry, red cabbage, red onion, cranberries, etc. | 3.36 | 2 | 0 | ||
| nad NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. | 2.72 | 3 | 0 | organophosphate oxoanion | cofactor; human metabolite; hydrogen acceptor; Saccharomyces cerevisiae metabolite |
| cytochrome c-t Cytochromes c: Cytochromes of the c type that are found in eukaryotic MITOCHONDRIA. They serve as redox intermediates that accept electrons from MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX III and transfer them to MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX IV. | 2.8 | 3 | 0 | ||
| melitten Melitten: Basic polypeptide from the venom of the honey bee (Apis mellifera). It contains 26 amino acids, has cytolytic properties, causes contracture of muscle, releases histamine, and disrupts surface tension, probably due to lysis of cell and mitochondrial membranes. | 2 | 1 | 0 | ||
| atrial natriuretic factor Atrial Natriuretic Factor: A potent natriuretic and vasodilatory peptide or mixture of different-sized low molecular weight PEPTIDES derived from a common precursor and secreted mainly by the HEART ATRIUM. All these peptides share a sequence of about 20 AMINO ACIDS. | 1.99 | 1 | 0 | polypeptide | |
| tannins Tannins: Polyphenolic compounds with molecular weights of around 500-3000 daltons and containing enough hydroxyl groups (1-2 per 100 MW) for effective cross linking of other compounds (ASTRINGENTS). The two main types are HYDROLYZABLE TANNINS and CONDENSED TANNINS. Historically, the term has applied to many compounds and plant extracts able to render skin COLLAGEN impervious to degradation. The word tannin derives from the Celtic word for OAK TREE which was used for leather processing. | 2.67 | 3 | 0 | ||
| oligonucleotides [no description available] | 4.64 | 27 | 0 | ||
| potassium bromate potassium bromate: used as bread improver | 2.1 | 1 | 0 | bromate salt; potassium salt | flour treatment agent |
| piperidines Piperidines: A family of hexahydropyridines. | 1.97 | 1 | 0 | ||
| interleukin-8 Interleukin-8: A member of the CXC chemokine family that plays a role in the regulation of the acute inflammatory response. It is secreted by variety of cell types and induces CHEMOTAXIS of NEUTROPHILS and other inflammatory cells. | 2.31 | 1 | 0 | ||
| heme Heme: The color-furnishing portion of hemoglobin. It is found free in tissues and as the prosthetic group in many hemeproteins.. ferroheme : Any iron(II)--porphyrin coordination complex.. ferroheme b : Heme b in which the iron has oxidation state +2.. heme : A heme is any tetrapyrrolic chelate of iron. | 1.96 | 1 | 0 | ||
| ascorbic acid Ascorbic Acid: A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.. L-ascorbic acid : The L-enantiomer of ascorbic acid and conjugate acid of L-ascorbate.. L-ascorbate : The L-enantiomer of ascorbate and conjugate base of L-ascorbic acid, arising from selective deprotonation of the 3-hydroxy group. Required for a range of essential metabolic reactions in all animals and plants.. vitamin C : Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include L-ascorbic acid and its salt, ionized and oxidized forms. | 3.21 | 1 | 0 | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
| tetracycline Tetracycline: A naphthacene antibiotic that inhibits AMINO ACYL TRNA binding during protein synthesis.. tetracycline : A broad-spectrum polyketide antibiotic produced by the Streptomyces genus of actinobacteria. | 2 | 1 | 0 | ||
| warfarin Warfarin: An anticoagulant that acts by inhibiting the synthesis of vitamin K-dependent coagulation factors. Warfarin is indicated for the prophylaxis and/or treatment of venous thrombosis and its extension, pulmonary embolism, and atrial fibrillation with embolization. It is also used as an adjunct in the prophylaxis of systemic embolism after myocardial infarction. Warfarin is also used as a rodenticide.. warfarin : A racemate comprising equal amounts of (R)- and (S)-warfarin. Extensively used as both an anticoagulant drug and as a pesticide against rats and mice.. 4-hydroxy-3-(3-oxo-1-phenylbutyl)-1-benzopyran-2-one : A member of the class of coumarins that is 4-hydroxycoumarin which is substituted at position 3 by a 1-phenyl-3-oxo-1-butyl group. | 3.08 | 1 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
| epidermal growth factor Epidermal Growth Factor: A 6-kDa polypeptide growth factor initially discovered in mouse submaxillary glands. Human epidermal growth factor was originally isolated from urine based on its ability to inhibit gastric secretion and called urogastrone. Epidermal growth factor exerts a wide variety of biological effects including the promotion of proliferation and differentiation of mesenchymal and EPITHELIAL CELLS. It is synthesized as a transmembrane protein which can be cleaved to release a soluble active form. | 2.6 | 1 | 0 | ||
| okadaic acid Okadaic Acid: A specific inhibitor of phosphoserine/threonine protein phosphatase 1 and 2a. It is also a potent tumor promoter. It is produced by DINOFLAGELLATES and causes diarrhetic SHELLFISH POISONING.. okadaic acid : A polycyclic ether that is produced by several species of dinoflagellates, and is known to accumulate in both marine sponges and shellfish. A polyketide, polyether derivative of a C38 fatty acid, it is one of the primary causes of diarrhetic shellfish poisoning (DSP). It is a potent inhibitor of specific protein phosphatases and is known to have a variety of negative effects on cells. | 2.05 | 1 | 0 | ketal | |
| agar Agar: A complex sulfated polymer of galactose units, extracted from Gelidium cartilagineum, Gracilaria confervoides, and related red algae. It is used as a gel in the preparation of solid culture media for microorganisms, as a bulk laxative, in making emulsions, and as a supporting medium for immunodiffusion and immunoelectrophoresis.. agar : A complex mixture of polysaccharides extracted from species of red algae. Its two main components are agarose and agaropectin. Agarose is the component responsible for the high-strength gelling properties of agar, while agaropectin provides the viscous properties. | 1.96 | 1 | 0 | ||
| cyclin d1 Cyclin D1: Protein encoded by the bcl-1 gene which plays a critical role in regulating the cell cycle. Overexpression of cyclin D1 is the result of bcl-1 rearrangement, a t(11;14) translocation, and is implicated in various neoplasms. | 2.73 | 3 | 0 | ||
| 9,10-epoxy-7,8,9,10-tetrahydrobenzo(a)pyrene 9,10-epoxy-7,8,9,10-tetrahydrobenzo(a)pyrene: RN given refers to cpd with unspecified isomeric designation; structure given in first source | 1.95 | 1 | 0 | ||
| cyclosporine Cyclosporine: A cyclic undecapeptide from an extract of soil fungi. It is a powerful immunosupressant with a specific action on T-lymphocytes. It is used for the prophylaxis of graft rejection in organ and tissue transplantation. (From Martindale, The Extra Pharmacopoeia, 30th ed). | 2.05 | 1 | 0 | ||
| flavin mononucleotide Flavin Mononucleotide: A coenzyme for a number of oxidative enzymes including NADH DEHYDROGENASE. It is the principal form in which RIBOFLAVIN is found in cells and tissues. | 1.96 | 1 | 0 | ||
| chromomycins Chromomycins: A complex of several closely related glycosidic antibiotics from Streptomyces griseus. The major component, CHROMOMYCIN A3, is used as a fluorescent stain of DNA where it attaches and inhibits RNA synthesis. It is also used as an antineoplastic agent, especially for solid tumors.. chromomycin : A family of antibiotics isolated from Streptomyces griseus. | 1.96 | 1 | 0 | ||
| deoxyguanosine [no description available] | 5.7 | 80 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| 2'-deoxyguanosine 5'-phosphate 2'-deoxyguanosine 5'-phosphate: RN given refers to parent cpd.. 2'-deoxyguanosine 5'-monophosphate : A purine 2'-deoxyribonucleoside 5'-monophosphate having guanine as the nucleobase. | 2.4 | 2 | 0 | deoxyguanosine phosphate; guanyl deoxyribonucleotide; purine 2'-deoxyribonucleoside 5'-monophosphate | Escherichia coli metabolite; mouse metabolite |
| deoxyguanosine triphosphate [no description available] | 2 | 1 | 0 | deoxyguanosine phosphate; guanyl deoxyribonucleotide; purine 2'-deoxyribonucleoside 5'-triphosphate | Arabidopsis thaliana metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| guanine [no description available] | 5.76 | 28 | 0 | 2-aminopurines; oxopurine; purine nucleobase | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| guanosine ribonucleoside : Any nucleoside where the sugar component is D-ribose. | 2.69 | 3 | 0 | guanosines; purines D-ribonucleoside | fundamental metabolite |
| 3-methyladenine N3-methyladenine: structure in first source | 2 | 1 | 0 | ||
| allopurinol Allopurinol: A XANTHINE OXIDASE inhibitor that decreases URIC ACID production. It also acts as an antimetabolite on some simpler organisms.. allopurinol : A bicyclic structure comprising a pyrazole ring fused to a hydroxy-substituted pyrimidine ring. | 2.37 | 2 | 0 | nucleobase analogue; organic heterobicyclic compound | antimetabolite; EC 1.17.3.2 (xanthine oxidase) inhibitor; gout suppressant; radical scavenger |
| azaguanine Azaguanine: One of the early purine analogs showing antineoplastic activity. It functions as an antimetabolite and is easily incorporated into ribonucleic acids.. 8-azaguanine : A triazolopyrimidine that consists of 3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidine bearing amino and oxo substituents at positions 5 and 7 respectively. | 2.39 | 2 | 0 | nucleobase analogue; triazolopyrimidines | antimetabolite; antineoplastic agent; EC 2.4.2.1 (purine-nucleoside phosphorylase) inhibitor |
| 8-hydroxyguanosine 8-hydroxyguanosine: immunostimulant for B lymphocytes; structure given in first source | 2.01 | 1 | 0 | purine nucleoside | |
| 8-hydroxyguanine 7,8-dihydro-8-oxoguanine: was substituted for guanine at G(8), G(9), G(14), or G(15) in the human telomeric oligonucleotide 5'-d[AGGGTTAG(8)G(9)GTT AG(14)G(15)GTTAGGGTGT]-3'. 7,8-dihydro-8-oxoguanine : An oxopurine that is guanine in which the hydrogen at position 8 is replaced by an oxo group and in which the nitrogens at positions 7 and 9 each bear a hydrogen. | 2.01 | 1 | 0 | oxopurine | |
| methylnitronitrosoguanidine Methylnitronitrosoguanidine: A nitrosoguanidine derivative with potent mutagenic and carcinogenic properties.. N-methyl-N'-nitro-N-nitrosoguanidine : An N-nitroguanidine compound having nitroso and methyl substituents at the N'-position | 4.95 | 12 | 0 | nitroso compound | alkylating agent |
| 8-hydroxy-2'-deoxyguanosine 8-Hydroxy-2'-Deoxyguanosine: Common oxidized form of deoxyguanosine in which C-8 position of guanine base has a carbonyl group.. 8-hydroxy-2'-deoxyguanosine : Guanosine substituted at the purine 8-position by a hydroxy group. It is used as a biomarker of oxidative DNA damage. | 3.29 | 6 | 0 | guanosines | biomarker |
| tisopurine tisopurine: 4-thio analog of allopurinol; structure | 1.97 | 1 | 0 | pyrazolopyrimidine | |
| cytidylyl-3'-5'-guanosine cytidylyl-3'-5'-guanosine: also referred to as CpG | 2.4 | 2 | 0 | (3'->5')-dinucleotide | |
| deoxycytidylyl-(3'-5')-deoxyguanosine deoxycytidylyl-(3'-5')-deoxyguanosine: RN given refers to parent cpd. dCpdG : A (3'->5')-dinucleotide consisting of 2'-deoxyguanosine having a 2'-deoxycytidylyl-3-phospho moiety attached at the 5-position. | 1.96 | 1 | 0 | (3'->5')-dinucleotide | |
| n-(deoxyguanosin-8-yl)-1-aminopyrene N-(deoxyguanosin-8-yl)-1-aminopyrene: major DNA adduct in female rats treated with 1-nitropyrene | 2 | 1 | 0 | ||
| chromomycin a3 Chromomycin A3: Glycosidic antibiotic from Streptomyces griseus used as a fluorescent stain of DNA and as an antineoplastic agent. | 1.96 | 1 | 0 | ||
| phosphorus radioisotopes Phosphorus Radioisotopes: Unstable isotopes of phosphorus that decay or disintegrate emitting radiation. P atoms with atomic weights 28-34 except 31 are radioactive phosphorus isotopes. | 4.65 | 28 | 0 | ||
| phenanthrenes Phenanthrenes: POLYCYCLIC AROMATIC HYDROCARBONS composed of three fused BENZENE rings.. phenanthrenes : Any benzenoid aromatic compound that consists of a phenanthrene skeleton and its substituted derivatives thereof. | 3.07 | 5 | 0 |
| Condition | Indicated | Relationship Strength | Studies | Trials |
|---|---|---|---|---|
| Abortion, Tubal [description not available] | 0 | 3.67 | 6 | 0 |
| Abortion, Spontaneous Expulsion of the product of FERTILIZATION before completing the term of GESTATION and without deliberate interference. | 0 | 3.67 | 6 | 0 |
| Pregnancy The status during which female mammals carry their developing young (EMBRYOS or FETUSES) in utero before birth, beginning from FERTILIZATION to BIRTH. | 0 | 5.82 | 34 | 0 |
| Abortion, Missed The retention in the UTERUS of a dead FETUS two months or more after its DEATH. | 0 | 2.6 | 1 | 0 |
| Abortion, Recurrent [description not available] | 0 | 3.74 | 6 | 0 |
| Abortion, Habitual Three or more consecutive spontaneous abortions. | 0 | 3.74 | 6 | 0 |
| Cancer of Lung [description not available] | 0 | 9.6 | 79 | 2 |
| Lung Neoplasms Tumors or cancer of the LUNG. | 0 | 9.6 | 79 | 2 |
| Encephalopathy, Toxic [description not available] | 0 | 3.47 | 5 | 0 |
| Neuroblastoma A common neoplasm of early childhood arising from neural crest cells in the sympathetic nervous system, and characterized by diverse clinical behavior, ranging from spontaneous remission to rapid metastatic progression and death. This tumor is the most common intraabdominal malignancy of childhood, but it may also arise from thorax, neck, or rarely occur in the central nervous system. Histologic features include uniform round cells with hyperchromatic nuclei arranged in nests and separated by fibrovascular septa. Neuroblastomas may be associated with the opsoclonus-myoclonus syndrome. (From DeVita et al., Cancer: Principles and Practice of Oncology, 5th ed, pp2099-2101; Curr Opin Oncol 1998 Jan;10(1):43-51) | 0 | 3.33 | 4 | 0 |
| Carcinogenesis The origin, production or development of cancer through genotypic and phenotypic changes which upset the normal balance between cell proliferation and cell death. Carcinogenesis generally requires a constellation of steps, which may occur quickly or over a period of many years. | 0 | 2.87 | 3 | 0 |
| Lung Injury, Acute [description not available] | 0 | 2.6 | 1 | 0 |
| Innate Inflammatory Response [description not available] | 0 | 3.17 | 5 | 0 |
| Inflammation A pathological process characterized by injury or destruction of tissues caused by a variety of cytologic and chemical reactions. It is usually manifested by typical signs of pain, heat, redness, swelling, and loss of function. | 0 | 3.17 | 5 | 0 |
| Acute Lung Injury A condition of lung damage that is characterized by bilateral pulmonary infiltrates (PULMONARY EDEMA) rich in NEUTROPHILS, and in the absence of clinical HEART FAILURE. This can represent a spectrum of pulmonary lesions, endothelial and epithelial, due to numerous factors (physical, chemical, or biological). | 0 | 2.6 | 1 | 0 |
| Abnormality, Heart [description not available] | 0 | 3.14 | 1 | 0 |
| Heart Defects, Congenital Developmental abnormalities involving structures of the heart. These defects are present at birth but may be discovered later in life. | 0 | 3.14 | 1 | 0 |
| Disease, Pulmonary [description not available] | 0 | 2.44 | 2 | 0 |
| Lung Diseases Pathological processes involving any part of the LUNG. | 0 | 2.44 | 2 | 0 |
| Acute Liver Injury, Drug-Induced [description not available] | 0 | 2.25 | 1 | 0 |
| Chemical and Drug Induced Liver Injury A spectrum of clinical liver diseases ranging from mild biochemical abnormalities to ACUTE LIVER FAILURE, caused by drugs, drug metabolites, herbal and dietary supplements and chemicals from the environment. | 0 | 2.25 | 1 | 0 |
| Sensitivity and Specificity Binary classification measures to assess test results. Sensitivity or recall rate is the proportion of true positives. Specificity is the probability of correctly determining the absence of a condition. (From Last, Dictionary of Epidemiology, 2d ed) | 0 | 5.59 | 17 | 1 |
| Cell Transformation, Neoplastic Cell changes manifested by escape from control mechanisms, increased growth potential, alterations in the cell surface, karyotypic abnormalities, morphological and biochemical deviations from the norm, and other attributes conferring the ability to invade, metastasize, and kill. | 0 | 6.87 | 64 | 0 |
| Genetic Predisposition [description not available] | 0 | 5.71 | 19 | 0 |
| Cancer of Colon [description not available] | 0 | 2.96 | 4 | 0 |
| Colonic Neoplasms Tumors or cancer of the COLON. | 0 | 2.96 | 4 | 0 |
| Abnormalities, Autosome [description not available] | 0 | 5.23 | 19 | 0 |
| Benign Neoplasms [description not available] | 0 | 6.3 | 20 | 0 |
| Injuries, Radiation [description not available] | 0 | 2.1 | 1 | 0 |
| Neoplasms New abnormal growth of tissue. Malignant neoplasms show a greater degree of anaplasia and have the properties of invasion and metastasis, compared to benign neoplasms. | 0 | 6.3 | 20 | 0 |
| Palmoplantaris Pustulosis [description not available] | 0 | 3.4 | 7 | 0 |
| Psoriasis A common genetically determined, chronic, inflammatory skin disease characterized by rounded erythematous, dry, scaling patches. The lesions have a predilection for nails, scalp, genitalia, extensor surfaces, and the lumbosacral region. Accelerated epidermopoiesis is considered to be the fundamental pathologic feature in psoriasis. | 0 | 3.4 | 7 | 0 |
| Necrosis The death of cells in an organ or tissue due to disease, injury or failure of the blood supply. | 0 | 2.11 | 1 | 0 |
| Invasiveness, Neoplasm [description not available] | 0 | 2.72 | 3 | 0 |
| Smoking Cessation Discontinuing the habit of SMOKING. | 0 | 3.82 | 2 | 1 |
| Electrolytes Substances that dissociate into two or more ions, to some extent, in water. Solutions of electrolytes thus conduct an electric current and can be decomposed by it (ELECTROLYSIS). (Grant & Hackh's Chemical Dictionary, 5th ed) | 0 | 2.11 | 1 | 0 |
| Cancer of Kidney [description not available] | 0 | 3.39 | 2 | 0 |
| Kidney Neoplasms Tumors or cancers of the KIDNEY. | 0 | 3.39 | 2 | 0 |
| Cancer of Liver [description not available] | 0 | 4.04 | 5 | 0 |
| Liver Neoplasms Tumors or cancer of the LIVER. | 0 | 4.04 | 5 | 0 |
| Carcinoma, Non-Small Cell Lung [description not available] | 0 | 2.48 | 2 | 0 |
| Carcinoma, Non-Small-Cell Lung A heterogeneous aggregate of at least three distinct histological types of lung cancer, including SQUAMOUS CELL CARCINOMA; ADENOCARCINOMA; and LARGE CELL CARCINOMA. They are dealt with collectively because of their shared treatment strategy. | 0 | 2.48 | 2 | 0 |
| Experimental Neoplasms [description not available] | 0 | 4.78 | 12 | 0 |
| Multiple Primary Neoplasms [description not available] | 0 | 2.46 | 2 | 0 |
| Cockayne Syndrome A syndrome characterized by multiple system abnormalities including DWARFISM; PHOTOSENSITIVITY DISORDERS; PREMATURE AGING; and HEARING LOSS. It is caused by mutations of a number of autosomal recessive genes encoding proteins that involve transcriptional-coupled DNA REPAIR processes. Cockayne syndrome is classified by the severity and age of onset. Type I (classical; CSA) is early childhood onset in the second year of life; type II (congenital; CSB) is early onset at birth with severe symptoms; type III (xeroderma pigmentosum; XP) is late childhood onset with mild symptoms. | 0 | 2.04 | 1 | 0 |
| Bladder Cancer [description not available] | 0 | 2.71 | 3 | 0 |
| Urinary Bladder Neoplasms Tumors or cancer of the URINARY BLADDER. | 0 | 2.71 | 3 | 0 |
| Chromosomal Instability An increased tendency to acquire CHROMOSOME ABERRATIONS when various processes involved in chromosome replication, repair, or segregation are dysfunctional. | 0 | 2.44 | 2 | 0 |
| Hepatocellular Carcinoma [description not available] | 0 | 4.19 | 6 | 0 |
| Cancer, Radiation-Induced [description not available] | 0 | 4.3 | 4 | 0 |
| Cancer of Skin [description not available] | 0 | 5.03 | 16 | 0 |
| Carcinoma, Hepatocellular A primary malignant neoplasm of epithelial liver cells. It ranges from a well-differentiated tumor with EPITHELIAL CELLS indistinguishable from normal HEPATOCYTES to a poorly differentiated neoplasm. The cells may be uniform or markedly pleomorphic, or form GIANT CELLS. Several classification schemes have been suggested. | 0 | 4.19 | 6 | 0 |
| Skin Neoplasms Tumors or cancer of the SKIN. | 0 | 5.03 | 16 | 0 |
| Carcinoma, Epidermoid [description not available] | 0 | 5.48 | 15 | 1 |
| Cancer of Oropharnyx [description not available] | 0 | 2.46 | 2 | 0 |
| Carcinoma, Squamous Cell A carcinoma derived from stratified SQUAMOUS EPITHELIAL CELLS. It may also occur in sites where glandular or columnar epithelium is normally present. (From Stedman, 25th ed) | 0 | 5.48 | 15 | 1 |
| Oropharyngeal Neoplasms Tumors or cancer of the OROPHARYNX. | 0 | 2.46 | 2 | 0 |
| Cancer of Esophagus [description not available] | 0 | 3.27 | 6 | 0 |
| Esophageal Neoplasms Tumors or cancer of the ESOPHAGUS. | 0 | 3.27 | 6 | 0 |
| Adenocarcinoma, Basal Cell [description not available] | 0 | 3.95 | 13 | 0 |
| Cocarcinogenesis The combination of two or more different factors in the production of cancer. | 0 | 4.29 | 7 | 0 |
| Adenocarcinoma A malignant epithelial tumor with a glandular organization. | 0 | 3.95 | 13 | 0 |
| Pterygium An abnormal triangular fold of membrane in the interpalpebral fissure, extending from the conjunctiva to the cornea, being immovably united to the cornea at its apex, firmly attached to the sclera throughout its middle portion, and merged with the conjunctiva at its base. (Dorland, 27th ed) | 0 | 2.44 | 2 | 0 |
| Alcohol Drinking Behaviors associated with the ingesting of ALCOHOLIC BEVERAGES, including social drinking. | 0 | 4.49 | 5 | 1 |
| Cancer of Mouth [description not available] | 0 | 2.71 | 3 | 0 |
| Mouth Neoplasms Tumors or cancer of the MOUTH. | 0 | 2.71 | 3 | 0 |
| Lung Adenocarcinoma [description not available] | 0 | 2.07 | 1 | 0 |
| Adenocarcinoma of Lung A carcinoma originating in the lung and the most common lung cancer type in never-smokers. Malignant cells exhibit distinct features such as glandular epithelial, or tubular morphology. Mutations in KRAS, EGFR, BRAF, and ERBB2 genes are associated with this cancer. | 0 | 2.07 | 1 | 0 |
| Chromosome-Defective Micronuclei [description not available] | 0 | 3.1 | 5 | 0 |
| Diathesis [description not available] | 0 | 3.7 | 10 | 0 |
| Cancer of Head [description not available] | 0 | 4.79 | 7 | 1 |
| Head and Neck Neoplasms Soft tissue tumors or cancer arising from the mucosal surfaces of the LIP; oral cavity; PHARYNX; LARYNX; and cervical esophagus. Other sites included are the NOSE and PARANASAL SINUSES; SALIVARY GLANDS; THYROID GLAND and PARATHYROID GLANDS; and MELANOMA and non-melanoma skin cancers of the head and neck. (from Holland et al., Cancer Medicine, 4th ed, p1651) | 0 | 4.79 | 7 | 1 |
| Cell Transformation, Viral An inheritable change in cells manifested by changes in cell division and growth and alterations in cell surface properties. It is induced by infection with a transforming virus. | 0 | 3.36 | 7 | 0 |
| Breast Cancer [description not available] | 0 | 3.95 | 13 | 0 |
| Breast Neoplasms Tumors or cancer of the human BREAST. | 0 | 3.95 | 13 | 0 |
| Colorectal Cancer [description not available] | 0 | 2.7 | 3 | 0 |
| Colorectal Neoplasms Tumors or cancer of the COLON or the RECTUM or both. Risk factors for colorectal cancer include chronic ULCERATIVE COLITIS; FAMILIAL POLYPOSIS COLI; exposure to ASBESTOS; and irradiation of the CERVIX UTERI. | 0 | 2.7 | 3 | 0 |
| Adenocarcinoma, Alveolar [description not available] | 0 | 2.41 | 2 | 0 |
| Adenocarcinoma, Bronchiolo-Alveolar A carcinoma derived from epithelium of terminal bronchioles, in which the neoplastic tissue extends along the alveolar walls and grows in small masses within the alveoli. Involvement may be uniformly diffuse and massive, or nodular, or lobular. The neoplastic cells are cuboidal or columnar and form papillary structures. Mucin may be demonstrated in some of the cells and in the material in the alveoli, which also includes denuded cells. Metastases in regional lymph nodes, and in even more distant sites, are known to occur, but are infrequent. (From Stedman, 25th ed) | 0 | 2.41 | 2 | 0 |
| Body Weight The mass or quantity of heaviness of an individual. It is expressed by units of pounds or kilograms. | 0 | 2.42 | 2 | 0 |
| Disease Models, Animal Naturally-occurring or experimentally-induced animal diseases with pathological processes analogous to human diseases. | 0 | 2.01 | 1 | 0 |
| Carcinoma, Large Cell A tumor of undifferentiated (anaplastic) cells of large size. It is usually bronchogenic. (From Dorland, 27th ed) | 0 | 2.02 | 1 | 0 |
| Obstructive Lung Diseases [description not available] | 0 | 2.02 | 1 | 0 |
| Lung Diseases, Obstructive Any disorder marked by obstruction of conducting airways of the lung. AIRWAY OBSTRUCTION may be acute, chronic, intermittent, or persistent. | 0 | 2.02 | 1 | 0 |
| Obesity A status with BODY WEIGHT that is grossly above the recommended standards, usually due to accumulation of excess FATS in the body. The standards may vary with age, sex, genetic or cultural background. In the BODY MASS INDEX, a BMI greater than 30.0 kg/m2 is considered obese, and a BMI greater than 40.0 kg/m2 is considered morbidly obese (MORBID OBESITY). | 0 | 2.02 | 1 | 0 |
| Carcinoma, Anaplastic [description not available] | 0 | 2.92 | 4 | 0 |
| Carcinoma A malignant neoplasm made up of epithelial cells tending to infiltrate the surrounding tissues and give rise to metastases. It is a histological type of neoplasm and not a synonym for cancer. | 0 | 2.92 | 4 | 0 |
| Cancer of Stomach [description not available] | 0 | 2.41 | 2 | 0 |
| Aging The gradual irreversible changes in structure and function of an organism that occur as a result of the passage of time. | 0 | 2.68 | 3 | 0 |
| Stomach Neoplasms Tumors or cancer of the STOMACH. | 0 | 2.41 | 2 | 0 |
| Injuries Used with anatomic headings, animals, and sports for wounds and injuries. Excludes cell damage, for which pathology is used. | 0 | 2.03 | 1 | 0 |
| Wounds and Injuries Damage inflicted on the body as the direct or indirect result of an external force, with or without disruption of structural continuity. | 0 | 2.03 | 1 | 0 |
| Condition, Preneoplastic [description not available] | 0 | 2.03 | 1 | 0 |
| Precancerous Conditions Pathological conditions that tend eventually to become malignant. | 0 | 2.03 | 1 | 0 |
| Adenoma, Basal Cell [description not available] | 0 | 2.44 | 2 | 0 |
| Adenoma A benign epithelial tumor with a glandular organization. | 0 | 2.44 | 2 | 0 |
| Intestinal Polyps Discrete abnormal tissue masses that protrude into the lumen of the INTESTINE. A polyp is attached to the intestinal wall either by a stalk, pedunculus, or by a broad base. | 0 | 2.03 | 1 | 0 |
| Cancer of Prostate [description not available] | 0 | 2.03 | 1 | 0 |
| Prostatic Neoplasms Tumors or cancer of the PROSTATE. | 0 | 2.03 | 1 | 0 |
| Experimental Hepatoma [description not available] | 0 | 3.07 | 5 | 0 |
| HPV Infection [description not available] | 0 | 2.03 | 1 | 0 |
| Cancer of Cervix [description not available] | 0 | 2.03 | 1 | 0 |
| Uterine Cervical Neoplasms Tumors or cancer of the UTERINE CERVIX. | 0 | 2.03 | 1 | 0 |
| Papillomavirus Infections Neoplasms of the skin and mucous membranes caused by papillomaviruses. They are usually benign but some have a high risk for malignant progression. | 0 | 2.03 | 1 | 0 |
| Cancer of Endometrium [description not available] | 0 | 2.03 | 1 | 0 |
| Endometrial Neoplasms Tumors or cancer of ENDOMETRIUM, the mucous lining of the UTERUS. These neoplasms can be benign or malignant. Their classification and grading are based on the various cell types and the percent of undifferentiated cells. | 0 | 2.03 | 1 | 0 |
| Metastase [description not available] | 0 | 2.04 | 1 | 0 |
| Neoplasm Metastasis The transfer of a neoplasm from one organ or part of the body to another remote from the primary site. | 0 | 2.04 | 1 | 0 |
| Adenocarcinoma Of Kidney [description not available] | 0 | 2.04 | 1 | 0 |
| Chromosome Deletion Actual loss of portion of a chromosome. | 0 | 2.41 | 2 | 0 |
| Carcinoma, Renal Cell A heterogeneous group of sporadic or hereditary carcinoma derived from cells of the KIDNEYS. There are several subtypes including the clear cells, the papillary, the chromophobe, the collecting duct, the spindle cells (sarcomatoid), or mixed cell-type carcinoma. | 0 | 2.04 | 1 | 0 |
| Plasma Cell Tumor [description not available] | 0 | 1.96 | 1 | 0 |
| Plasmacytoma Any discrete, presumably solitary, mass of neoplastic PLASMA CELLS either in BONE MARROW or various extramedullary sites. | 0 | 1.96 | 1 | 0 |
| EHS Tumor [description not available] | 0 | 2.36 | 2 | 0 |
| Fibrosarcoma A sarcoma derived from deep fibrous tissue, characterized by bundles of immature proliferating fibroblasts with variable collagen formation, which tends to invade locally and metastasize by the bloodstream. (Stedman, 25th ed) | 0 | 1.95 | 1 | 0 |
| Kaposi Disease [description not available] | 0 | 3.76 | 11 | 0 |
| Xeroderma Pigmentosum A rare, pigmentary, and atrophic autosomal recessive disease. It is manifested as an extreme photosensitivity to ULTRAVIOLET RAYS as the result of a deficiency in the enzyme that permits excisional repair of ultraviolet-damaged DNA. | 0 | 3.76 | 11 | 0 |
| Cancer of Ovary [description not available] | 0 | 3.6 | 3 | 0 |
| Ovarian Neoplasms Tumors or cancer of the OVARY. These neoplasms can be benign or malignant. They are classified according to the tissue of origin, such as the surface EPITHELIUM, the stromal endocrine cells, and the totipotent GERM CELLS. | 0 | 3.6 | 3 | 0 |
| Experimental Mammary Neoplasms [description not available] | 0 | 1.98 | 1 | 0 |
| Diseases, Occupational [description not available] | 0 | 2.66 | 3 | 0 |
| Acute Promyelocytic Leukemia [description not available] | 0 | 1.98 | 1 | 0 |
| Leukemia, Promyelocytic, Acute An acute myeloid leukemia in which abnormal PROMYELOCYTES predominate. It is frequently associated with DISSEMINATED INTRAVASCULAR COAGULATION. | 0 | 1.98 | 1 | 0 |
| Tracheal Neoplasms New abnormal growth of tissue in the TRACHEA. | 0 | 1.98 | 1 | 0 |
| Papilloma, Squamous Cell [description not available] | 0 | 1.98 | 1 | 0 |
| Papilloma A circumscribed benign epithelial tumor projecting from the surrounding surface; more precisely, a benign epithelial neoplasm consisting of villous or arborescent outgrowths of fibrovascular stroma covered by neoplastic cells. (Stedman, 25th ed) | 0 | 1.98 | 1 | 0 |
| Embryopathies [description not available] | 0 | 2.9 | 1 | 0 |
| Deficiency, Vitamin K [description not available] | 0 | 2.9 | 1 | 0 |
| Delayed Effects, Prenatal Exposure [description not available] | 0 | 2.9 | 1 | 0 |
| Vitamin K Deficiency A nutritional condition produced by a deficiency of VITAMIN K in the diet, characterized by an increased tendency to hemorrhage (HEMORRHAGIC DISORDERS). Such bleeding episodes may be particularly severe in newborn infants. (From Cecil Textbook of Medicine, 19th ed, p1182) | 0 | 2.9 | 1 | 0 |
| Cytomegalovirus A genus of the family HERPESVIRIDAE, subfamily BETAHERPESVIRINAE, infecting the salivary glands, liver, spleen, lungs, eyes, and other organs, in which they produce characteristically enlarged cells with intranuclear inclusions. Infection with Cytomegalovirus is also seen as an opportunistic infection in AIDS. | 0 | 1.99 | 1 | 0 |
| Chromosomal Translocation [description not available] | 0 | 2.39 | 2 | 0 |
| Abnormalities, Sex Chromosome [description not available] | 0 | 1.99 | 1 | 0 |
| Cancer of Digestive System [description not available] | 0 | 1.99 | 1 | 0 |
| Respiratory Tract Neoplasms New abnormal growth of tissue in the RESPIRATORY SYSTEM. | 0 | 1.99 | 1 | 0 |
| Digestive System Neoplasms Tumors or cancer of the DIGESTIVE SYSTEM. | 0 | 1.99 | 1 | 0 |
| Cancer of Larynx [description not available] | 0 | 2 | 1 | 0 |
| Laryngeal Neoplasms Cancers or tumors of the LARYNX or any of its parts: the GLOTTIS; EPIGLOTTIS; LARYNGEAL CARTILAGES; LARYNGEAL MUSCLES; and VOCAL CORDS. | 0 | 2 | 1 | 0 |
| Leukokeratosis Leukoplakic lesions related to abnormal keratin fiber formation. | 0 | 2 | 1 | 0 |
| Leukoplakia A white patch lesion found on a MUCOUS MEMBRANE that cannot be scraped off. Leukoplakia is generally considered a precancerous condition, however its appearance may also result from a variety of HEREDITARY DISEASES. | 0 | 2 | 1 | 0 |
| Bacterial Vaginitides [description not available] | 0 | 2 | 1 | 0 |
| Vaginosis, Bacterial Polymicrobial, nonspecific vaginitis associated with positive cultures of Gardnerella vaginalis and other anaerobic organisms and a decrease in lactobacilli. It remains unclear whether the initial pathogenic event is caused by the growth of anaerobes or a primary decrease in lactobacilli. | 0 | 2 | 1 | 0 |
| Eczema, Atopic [description not available] | 0 | 2 | 1 | 0 |
| Dermatitis, Atopic A chronic inflammatory genetically determined disease of the skin marked by increased ability to form reagin (IgE), with increased susceptibility to allergic rhinitis and asthma, and hereditary disposition to a lowered threshold for pruritus. It is manifested by lichenification, excoriation, and crusting, mainly on the flexural surfaces of the elbow and knee. In infants it is known as infantile eczema. | 0 | 2 | 1 | 0 |
| Ataxia Telangiectasia Syndrome [description not available] | 0 | 3.32 | 2 | 0 |
| Ataxia Telangiectasia An autosomal recessive inherited disorder characterized by choreoathetosis beginning in childhood, progressive CEREBELLAR ATAXIA; TELANGIECTASIS of CONJUNCTIVA and SKIN; DYSARTHRIA; B- and T-cell immunodeficiency, and RADIOSENSITIVITY to IONIZING RADIATION. Affected individuals are prone to recurrent sinobronchopulmonary infections, lymphoreticular neoplasms, and other malignancies. Serum ALPHA-FETOPROTEINS are usually elevated. (Menkes, Textbook of Child Neurology, 5th ed, p688) The gene for this disorder (ATM) encodes a cell cycle checkpoint protein kinase and has been mapped to chromosome 11 (11q22-q23). | 0 | 3.32 | 2 | 0 |
| Keratosis, Oral [description not available] | 0 | 2.01 | 1 | 0 |
| Erythroplasia A condition of the mucous membrane characterized by erythematous papular lesions. | 0 | 2.01 | 1 | 0 |
| Leukoplakia, Oral A white patch seen on the oral mucosa. It is considered a premalignant condition and is often tobacco-induced. When evidence of Epstein-Barr virus is present, the condition is called hairy leukoplakia (LEUKOPLAKIA, HAIRY). | 0 | 2.01 | 1 | 0 |
| Infections, Proteus [description not available] | 0 | 1.98 | 1 | 0 |
| Malignant Melanoma [description not available] | 0 | 1.98 | 1 | 0 |
| Melanoma A malignant neoplasm derived from cells that are capable of forming melanin, which may occur in the skin of any part of the body, in the eye, or, rarely, in the mucous membranes of the genitalia, anus, oral cavity, or other sites. It occurs mostly in adults and may originate de novo or from a pigmented nevus or malignant lentigo. Melanomas frequently metastasize widely, and the regional lymph nodes, liver, lungs, and brain are likely to be involved. The incidence of malignant skin melanomas is rising rapidly in all parts of the world. (Stedman, 25th ed; from Rook et al., Textbook of Dermatology, 4th ed, p2445) | 0 | 1.98 | 1 | 0 |
| Respiratory Tract Diseases Diseases involving the RESPIRATORY SYSTEM. | 0 | 1.98 | 1 | 0 |
| Chromosomal Fragility [description not available] | 0 | 1.97 | 1 | 0 |
| Cancer of Intestines [description not available] | 0 | 1.97 | 1 | 0 |
| Intestinal Neoplasms Tumors or cancer of the INTESTINES. | 0 | 1.97 | 1 | 0 |
| Genome Instability [description not available] | 0 | 2.05 | 1 | 0 |
| Sterility, Male [description not available] | 0 | 2.06 | 1 | 0 |
| Infertility, Male The inability of the male to effect FERTILIZATION of an OVUM after a specified period of unprotected intercourse. Male sterility is permanent infertility. | 0 | 2.06 | 1 | 0 |
| Leukemia L 1210 [description not available] | 0 | 1.97 | 1 | 0 |