tetraphenylporphyrin: structure in first source [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]
| ID Source | ID |
|---|---|
| PubMed CID | 86280046 |
| CHEMBL ID | 436524 |
| CHEMBL ID | 3039846 |
| CHEBI ID | 52279 |
| SCHEMBL ID | 30136 |
| MeSH ID | M0142242 |
| Synonym |
|---|
| AKOS002375245 |
| 5,10,15,20-tetraphenyl-21h,23h-prophine |
| NCI60_013368 |
| nsc-640184 |
| .alpha.,.gamma.,.delta.-tetraphenylporphine |
| 21h, 5,10,15,20-tetraphenyl- |
| tetraphenylporphyrin |
| porphine,10,15,20-tetraphenyl- |
| meso-tetraphenylporphine |
| 5,15,20-tetraphenylporphine |
| 917-23-7 |
| meso-tetraphenylporphyrin |
| nsc18506 |
| tetraphenylporphine |
| nsc-18506 |
| (5z,10z,14z,19z)-5,10,15,20-tetraphenyl-21,23-dihydroporphyrin |
| 5,10,15,20-tetraphenyl-21h,23h-porphine |
| nsc640184 |
| meso-tetra(phenyl)porphine |
| 20998-75-8 |
| 5,10,15,20-tetraphenyl-21h,23h-porphine, >=99% |
| 5,10,15,20-tetraphenyl-21h,23h-porphine, 97% |
| CHEBI:52279 , |
| 5,10,15,20-tetraphenylporphyrin |
| meso-tetraphenylporphyrin, suitable for fluorescence, bioreagent, >=99.0% (hplc) |
| CHEMBL436524 , |
| T1359 |
| nsc 640184 |
| nsc 18506 |
| porphine, 5,10,15,20-tetraphenyl- (van) |
| 5,10,15,20-tetraphenylporphine |
| sdb2sh8g5k , |
| 21h,23h-porphine, 5,10,15,20-tetraphenyl- |
| meso-tetraphenylporphin |
| einecs 213-025-9 |
| unii-sdb2sh8g5k |
| meso-tetraphenylporphyrine |
| SCHEMBL30136 |
| 5,10,15,20-tetrakis(phenyl)porphyrin |
| YNHJECZULSZAQK-UHFFFAOYSA-N |
| DTXSID2061272 |
| STR04536 |
| 2,7,12,17-tetraphenyl-21,22,23,24-tetraazapentacyclo[16.2.1.1^{3,6}.1^{8,11}.1^{13,16}]tetracosa-1,3,5,7,9,11(23),12,14,16,18(21),19-undecaene |
| 5,10,15,20-tetraphenyl-21h,23h-porphyrin |
| .alpha.,.beta.,.gamma.,.delta.-tetraphenylporphine |
| porphine, 5,10,15,20-tetraphenyl- |
| YNHJECZULSZAQK-LWQDQPMZSA-N |
| CHEMBL3039846 |
| mfcd00011680 |
| meso-tetraphenylporphine, low chlorin |
| CS-0022009 |
| SY009714 |
| bdbm50247512 |
| F14722 |
| BCP21699 |
| meso-tetraphenylporphyrine pound>>5,10,15,20-tetraphenylporphyrin |
| tpp; tetraphenylporphine |
| 5,10,15,20-(tetraphenyl)porphyrin |
| tetraphenylporphyrin (chlorin free) |
| meso-tetraphenylporphyrin, 97% |
| HY-103656 |
| 5,10,15,20-tetraphenyl-21,23-dihydroporphyrin |
| porphine, alpha,beta,gamma,delta-tetraphenyl- |
| tpp (chelating agent) |
| EN300-7405378 |
| tetraphenylporphryin |
| Excerpt | Reference | Relevance |
|---|---|---|
| " For PCI to be developed further, it is important to understand whether nerve damage is an impending side effect when treating cancers within or adjacent to nervous system tissue." | ( Could clinical photochemical internalisation be optimised to avoid neuronal toxicity? Hopper, C; MacRobert, AJ; O'Rourke, C; Phillips, JB; Woodhams, JH, 2017) | 0.46 |
| Protein | Taxonomy | Measurement | Average | Min (ref.) | Avg (ref.) | Max (ref.) | Bioassay(s) |
|---|---|---|---|---|---|---|---|
| DNA topoisomerase 1 | Homo sapiens (human) | EC50 (µMol) | 50.0000 | 0.0500 | 0.3359 | 2.0150 | AID1472923; AID1472924 |
| [prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023] | |||||||
| Process | via Protein(s) | Taxonomy |
|---|---|---|
| DNA topological change | DNA topoisomerase 1 | Homo sapiens (human) |
| chromatin remodeling | DNA topoisomerase 1 | Homo sapiens (human) |
| circadian rhythm | DNA topoisomerase 1 | Homo sapiens (human) |
| response to xenobiotic stimulus | DNA topoisomerase 1 | Homo sapiens (human) |
| programmed cell death | DNA topoisomerase 1 | Homo sapiens (human) |
| phosphorylation | DNA topoisomerase 1 | Homo sapiens (human) |
| peptidyl-serine phosphorylation | DNA topoisomerase 1 | Homo sapiens (human) |
| circadian regulation of gene expression | DNA topoisomerase 1 | Homo sapiens (human) |
| embryonic cleavage | DNA topoisomerase 1 | Homo sapiens (human) |
| chromosome segregation | DNA topoisomerase 1 | Homo sapiens (human) |
| DNA replication | DNA topoisomerase 1 | Homo sapiens (human) |
| [Information is prepared from geneontology information from the June-17-2024 release] | ||
| Process | via Protein(s) | Taxonomy |
|---|---|---|
| nuclear chromosome | DNA topoisomerase 1 | Homo sapiens (human) |
| P-body | DNA topoisomerase 1 | Homo sapiens (human) |
| fibrillar center | DNA topoisomerase 1 | Homo sapiens (human) |
| male germ cell nucleus | DNA topoisomerase 1 | Homo sapiens (human) |
| nucleus | DNA topoisomerase 1 | Homo sapiens (human) |
| nucleoplasm | DNA topoisomerase 1 | Homo sapiens (human) |
| nucleolus | DNA topoisomerase 1 | Homo sapiens (human) |
| perikaryon | DNA topoisomerase 1 | Homo sapiens (human) |
| protein-DNA complex | DNA topoisomerase 1 | Homo sapiens (human) |
| nucleolus | DNA topoisomerase 1 | Homo sapiens (human) |
| [Information is prepared from geneontology information from the June-17-2024 release] | ||
| Assay ID | Title | Year | Journal | Article |
|---|---|---|---|---|
| AID1853100 | Induction of singlet oxygen production in DMSO assessed as singlet oxygen quantum yield by measuring the photooxidation of 9,10-dimethylanthracene at 5 uM irradiated with 50 W LED light | 2022 | RSC medicinal chemistry, Dec-14, Volume: 13, Issue:12 | Synthesis and evaluation of radiolabeled porphyrin derivatives for cancer diagnoses and their nonradioactive counterparts for photodynamic therapy. |
| AID1195999 | Singlet oxygen generation of the compound exposed to 4.2 mW/cm2 light energy density assessed as singlet oxygen quantum yield measured at at 410 nm in 10 seconds intervals of irradiation at 0.2 uM by DPBF scavenger based assay | 2015 | European journal of medicinal chemistry, Mar-06, Volume: 92 | Synthesis, characterization and in vitro photodynamic antimicrobial activity of basic amino acid-porphyrin conjugates. |
| AID1472923 | Inhibition of recombinant human topoisomerase-1 expressed in baculovirus infected sf9 cells using supercoiled pBS SK(+) DNA as substrate after 15 mins by ethidium bromide staining based agarose gel electrophoresis method | 2018 | Journal of medicinal chemistry, 02-08, Volume: 61, Issue:3 | Neutral Porphyrin Derivative Exerts Anticancer Activity by Targeting Cellular Topoisomerase I (Top1) and Promotes Apoptotic Cell Death without Stabilizing Top1-DNA Cleavage Complexes. |
| AID1336590 | Phototoxicity against human HaCaT cells assessed as cell viability at 1 uM after irradiation with light at 180 J/cm'2 for 30 mins by MTT assay | 2017 | Bioorganic & medicinal chemistry letters, 01-15, Volume: 27, Issue:2 | Photodynamic effect of meso-(aryl)porphyrins and meso-(1-methyl-4-pyridinium)porphyrins on HaCaT keratinocytes. |
| AID1472924 | Inhibition of recombinant human topoisomerase-1 expressed in baculovirus infected sf9 cells using supercoiled pBS SK(+) DNA as substrate preincubated for 5 mins followed by substrate addition measured after 15 mins by ethidium bromide staining based agaro | 2018 | Journal of medicinal chemistry, 02-08, Volume: 61, Issue:3 | Neutral Porphyrin Derivative Exerts Anticancer Activity by Targeting Cellular Topoisomerase I (Top1) and Promotes Apoptotic Cell Death without Stabilizing Top1-DNA Cleavage Complexes. |
| AID1196000 | Octanol water partition coefficient, log P of the compound by reverse-phase thin-layer chromatography | 2015 | European journal of medicinal chemistry, Mar-06, Volume: 92 | Synthesis, characterization and in vitro photodynamic antimicrobial activity of basic amino acid-porphyrin conjugates. |
| [information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||||
| Timeframe | Studies, This Drug (%) | All Drugs % |
|---|---|---|
| pre-1990 | 5 (1.84) | 18.7374 |
| 1990's | 6 (2.21) | 18.2507 |
| 2000's | 116 (42.65) | 29.6817 |
| 2010's | 127 (46.69) | 24.3611 |
| 2020's | 18 (6.62) | 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 strong demand-to-supply ratio for research on this compound.
| This Compound (42.69) All Compounds (24.57) |
| Publication Type | This drug (%) | All Drugs (%) |
|---|---|---|
| Trials | 1 (0.36%) | 5.53% |
| Reviews | 1 (0.36%) | 6.00% |
| Case Studies | 0 (0.00%) | 4.05% |
| Observational | 0 (0.00%) | 0.25% |
| Other | 279 (99.29%) | 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 |
|---|---|---|---|---|---|
| aminolevulinic acid Aminolevulinic Acid: A compound produced from succinyl-CoA and GLYCINE as an intermediate in heme synthesis. It is used as a PHOTOCHEMOTHERAPY for actinic KERATOSIS.. 5-aminolevulinic acid : The simplest delta-amino acid in which the hydrogens at the gamma position are replaced by an oxo group. It is metabolised to protoporphyrin IX, a photoactive compound which accumulates in the skin. Used (in the form of the hydrochloride salt)in combination with blue light illumination for the treatment of minimally to moderately thick actinic keratosis of the face or scalp. | 2.13 | 1 | 0 | 4-oxo monocarboxylic acid; amino acid zwitterion; delta-amino acid | antineoplastic agent; dermatologic drug; Escherichia coli metabolite; human metabolite; mouse metabolite; photosensitizing agent; plant metabolite; prodrug; Saccharomyces cerevisiae metabolite |
| acetic acid Acetic Acid: Product of the oxidation of ethanol and of the destructive distillation of wood. It is used locally, occasionally internally, as a counterirritant and also as a reagent. (Stedman, 26th ed). acetic acid : A simple monocarboxylic acid containing two carbons. | 2.03 | 1 | 0 | monocarboxylic acid | antimicrobial food preservative; Daphnia magna metabolite; food acidity regulator; protic solvent |
| acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 2.08 | 1 | 0 | ketone body; methyl ketone; propanones; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent |
| 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. | 2.07 | 1 | 0 | acridines; aromatic ether; organochlorine compound; tertiary amino compound | antimalarial; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor |
| benzaldehyde [no description available] | 2.74 | 3 | 0 | benzaldehydes | EC 3.1.1.3 (triacylglycerol lipase) inhibitor; EC 3.5.5.1 (nitrilase) inhibitor; flavouring agent; fragrance; odorant receptor agonist; plant metabolite |
| carbon monoxide Carbon Monoxide: Carbon monoxide (CO). A poisonous colorless, odorless, tasteless gas. It combines with hemoglobin to form carboxyhemoglobin, which has no oxygen carrying capacity. The resultant oxygen deprivation causes headache, dizziness, decreased pulse and respiratory rates, unconsciousness, and death. (From Merck Index, 11th ed). carbon monoxide : A one-carbon compound in which the carbon is joined only to a single oxygen. It is a colourless, odourless, tasteless, toxic gas. | 2.72 | 3 | 0 | carbon oxide; gas molecular entity; one-carbon compound | biomarker; EC 1.9.3.1 (cytochrome c oxidase) inhibitor; human metabolite; ligand; metabolite; mitochondrial respiratory-chain inhibitor; mouse metabolite; neurotoxin; neurotransmitter; P450 inhibitor; probe; signalling molecule; vasodilator agent |
| methane Methane: The simplest saturated hydrocarbon. It is a colorless, flammable gas, slightly soluble in water. It is one of the chief constituents of natural gas and is formed in the decomposition of organic matter. (Grant & Hackh's Chemical Dictionary, 5th ed). methane : A one-carbon compound in which the carbon is attached by single bonds to four hydrogen atoms. It is a colourless, odourless, non-toxic but flammable gas (b.p. -161degreeC). | 2.54 | 2 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
| chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.45 | 2 | 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. | 2.46 | 2 | 0 | chlorine molecular entity; gas molecular entity; hydrogen halide; mononuclear parent hydride | mouse 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. | 2.49 | 2 | 0 | sulfoxide; volatile organic compound | alkylating agent; antidote; Escherichia coli metabolite; geroprotector; MRI contrast agent; non-narcotic analgesic; polar aprotic solvent; radical scavenger |
| 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. | 2.99 | 4 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
| iodine Iodine: A nonmetallic element of the halogen group that is represented by the atomic symbol I, atomic number 53, and atomic weight of 126.90. It is a nutritionally essential element, especially important in thyroid hormone synthesis. In solution, it has anti-infective properties and is used topically.. diiodine : Molecule comprising two covalently bonded iodine atoms with overall zero charge.. | 2.46 | 2 | 0 | diatomic iodine | nutrient |
| 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. | 2.74 | 3 | 0 | alkyl alcohol; one-carbon compound; primary alcohol; volatile organic compound | amphiprotic solvent; Escherichia coli metabolite; fuel; human metabolite; mouse metabolite; Mycoplasma genitalium metabolite |
| 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. | 7.96 | 4 | 0 | metal allergen; nickel group element atom | epitope; micronutrient |
| nitroxyl nitroxyl: hydroxamic acid oxidized to nitroxyl free radical. nitroxyl : A nitrogen oxoacid consisting of an oxygen atom double-bonded to an NH group. | 2.08 | 1 | 0 | nitrogen oxoacid | |
| nitrous oxide Nitrous Oxide: Nitrogen oxide (N2O). A colorless, odorless gas that is used as an anesthetic and analgesic. High concentrations cause a narcotic effect and may replace oxygen, causing death by asphyxia. It is also used as a food aerosol in the preparation of whipping cream.. dinitrogen oxide : A nitrogen oxide consisting of linear unsymmetrical molecules with formula N2O. While it is the most used gaseous anaesthetic in the world, its major commercial use, due to its solubility under pressure in vegetable fats combined with its non-toxicity in low concentrations, is as an aerosol spray propellant and aerating agent for canisters of 'whipped' cream. | 2.08 | 1 | 0 | gas molecular entity; nitrogen oxide | analgesic; bacterial metabolite; food packaging gas; food propellant; general anaesthetic; greenhouse gas; inhalation anaesthetic; NMDA receptor antagonist; raising agent; refrigerant; vasodilator agent |
| sulfuric acid sulfuric acid : A sulfur oxoacid that consists of two oxo and two hydroxy groups joined covalently to a central sulfur atom. | 2.05 | 1 | 0 | sulfur oxoacid | catalyst |
| toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.74 | 3 | 0 | methylbenzene; toluenes; volatile organic compound | cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent |
| 1-methylimidazole 1-methyl-1H-imidazole : A 1H-imidazole having a methyl substituent at the N-1 position. | 2.44 | 2 | 0 | imidazoles | |
| alpha-cyano-4-hydroxycinnamate alpha-cyano-4-hydroxycinnamate: specific inhibitor of pyruvate transport in rat liver mitochondria & human erythrocytes; structure | 2.03 | 1 | 0 | ||
| amsacrine Amsacrine: An aminoacridine derivative that intercalates into DNA and is used as an antineoplastic agent.. amsacrine : A sulfonamide that is N-phenylmethanesulfonamide substituted by a methoxy group at position 3 and an acridin-9-ylamino group at position 4. It exhibits antineoplastic activity. | 2.17 | 1 | 0 | acridines; aromatic ether; sulfonamide | antineoplastic agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor |
| 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. | 2.01 | 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 |
| pentetic acid Pentetic Acid: An iron chelating agent with properties like EDETIC ACID. DTPA has also been used as a chelator for other metals, such as plutonium. | 2.48 | 2 | 0 | pentacarboxylic acid | copper chelator |
| valproic acid Valproic Acid: A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS.. valproic acid : A branched-chain saturated fatty acid that comprises of a propyl substituent on a pentanoic acid stem. | 2.03 | 1 | 0 | branched-chain fatty acid; branched-chain saturated fatty acid | anticonvulsant; antimanic drug; EC 3.5.1.98 (histone deacetylase) inhibitor; GABA agent; neuroprotective agent; psychotropic drug; teratogenic agent |
| fluorouracil Fluorouracil: A pyrimidine analog that is an antineoplastic antimetabolite. It interferes with DNA synthesis by blocking the THYMIDYLATE SYNTHETASE conversion of deoxyuridylic acid to thymidylic acid.. 5-fluorouracil : A nucleobase analogue that is uracil in which the hydrogen at position 5 is replaced by fluorine. It is an antineoplastic agent which acts as an antimetabolite - following conversion to the active deoxynucleotide, it inhibits DNA synthesis (by blocking the conversion of deoxyuridylic acid to thymidylic acid by the cellular enzyme thymidylate synthetase) and so slows tumour growth. | 2.41 | 1 | 0 | nucleobase analogue; organofluorine compound | antimetabolite; antineoplastic agent; environmental contaminant; immunosuppressive agent; radiosensitizing agent; xenobiotic |
| 2-propanol 2-Propanol: An isomer of 1-PROPANOL. It is a colorless liquid having disinfectant properties. It is used in the manufacture of acetone and its derivatives and as a solvent. Topically, it is used as an antiseptic.. propan-2-ol : A secondary alcohol that is propane in which one of the hydrogens attached to the central carbon is substituted by a hydroxy group. | 2.07 | 1 | 0 | secondary alcohol; secondary fatty alcohol | protic solvent |
| 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). | 2.5 | 2 | 0 | 1,4-benzoquinones | cofactor; human xenobiotic metabolite; mouse metabolite |
| penicillamine Penicillamine: 3-Mercapto-D-valine. The most characteristic degradation product of the penicillin antibiotics. It is used as an antirheumatic and as a chelating agent in Wilson's disease.. penicillamine : An alpha-amino acid having the structure of valine substituted at the beta position with a sulfanyl group. | 2.03 | 1 | 0 | non-proteinogenic alpha-amino acid; penicillamine | antirheumatic drug; chelator; copper chelator; drug allergen |
| glutamine Glutamine: A non-essential amino acid present abundantly throughout the body and is involved in many metabolic processes. It is synthesized from GLUTAMIC ACID and AMMONIA. It is the principal carrier of NITROGEN in the body and is an important energy source for many cells.. L-glutamine : An optically active form of glutamine having L-configuration.. glutamine : An alpha-amino acid that consists of butyric acid bearing an amino substituent at position 2 and a carbamoyl substituent at position 4. | 2.05 | 1 | 0 | amino acid zwitterion; glutamine family amino acid; glutamine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | EC 1.14.13.39 (nitric oxide synthase) inhibitor; Escherichia coli metabolite; human metabolite; metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| cyanides Cyanides: Inorganic salts of HYDROGEN CYANIDE containing the -CN radical. The concept also includes isocyanides. It is distinguished from NITRILES, which denotes organic compounds containing the -CN radical.. cyanides : Salts and C-organyl derivatives of hydrogen cyanide, HC#N.. isocyanide : The isomer HN(+)#C(-) of hydrocyanic acid, HC#N, and its hydrocarbyl derivatives RNC (RN(+)#C(-)).. cyanide : A pseudohalide anion that is the conjugate base of hydrogen cyanide. | 2.79 | 3 | 0 | pseudohalide anion | EC 1.9.3.1 (cytochrome c oxidase) inhibitor |
| edetic acid Edetic Acid: A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. | 2.77 | 3 | 0 | ethylenediamine derivative; polyamino carboxylic acid; tetracarboxylic acid | anticoagulant; antidote; chelator; copper chelator; geroprotector |
| 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. | 2.15 | 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 |
| methylene blue Methylene Blue: A compound consisting of dark green crystals or crystalline powder, having a bronze-like luster. Solutions in water or alcohol have a deep blue color. Methylene blue is used as a bacteriologic stain and as an indicator. It inhibits GUANYLATE CYCLASE, and has been used to treat cyanide poisoning and to lower levels of METHEMOGLOBIN.. methylene blue : An organic chloride salt having 3,7-bis(dimethylamino)phenothiazin-5-ium as the counterion. A commonly used dye that also exhibits antioxidant, antimalarial, antidepressant and cardioprotective properties. | 1.96 | 1 | 0 | organic chloride salt | acid-base indicator; antidepressant; antimalarial; antimicrobial agent; antioxidant; cardioprotective agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; EC 4.6.1.2 (guanylate cyclase) inhibitor; fluorochrome; histological dye; neuroprotective agent; physical tracer |
| 1,2-dipalmitoylphosphatidylcholine 1,2-Dipalmitoylphosphatidylcholine: Synthetic phospholipid used in liposomes and lipid bilayers to study biological membranes. It is also a major constituent of PULMONARY SURFACTANTS. | 2.43 | 2 | 0 | ||
| 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. | 2.46 | 2 | 0 | chloromethanes; one-carbon compound | carcinogenic agent; central nervous system drug; inhalation anaesthetic; non-polar solvent; refrigerant |
| 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 | 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 |
| boranes Boranes: The collective name for the boron hydrides, which are analogous to the alkanes and silanes. Numerous boranes are known. Some have high calorific values and are used in high-energy fuels. (From Grant & Hackh's Chemical Dictionary, 5th ed). borane : The simplest borane, consisting of a single boron atom carrying three hydrogens.. boranes : The molecular hydrides of boron. | 2.42 | 2 | 0 | boranes; mononuclear parent hydride | |
| propane Propane: A three carbon alkane with the formula H3CCH2CH3. | 2.05 | 1 | 0 | alkane; gas molecular entity | food propellant |
| methylene chloride Methylene Chloride: A chlorinated hydrocarbon that has been used as an inhalation anesthetic and acts as a narcotic in high concentrations. Its primary use is as a solvent in manufacturing and food technology.. dichloromethane : A member of the class of chloromethanes that is methane in which two of the hydrogens have been replaced by chlorine. A dense, non-flammible colourless liquid at room temperature (b.p. 40degreeC, d = 1.33) which is immiscible with water, it is widely used as a solvent, a paint stripper, and for the removal of caffeine from coffee and tea. | 2.05 | 1 | 0 | chloromethanes; volatile organic compound | carcinogenic agent; polar aprotic solvent; refrigerant |
| methanesulfonic acid [no description available] | 2.08 | 1 | 0 | alkanesulfonic acid; one-carbon compound | Escherichia coli metabolite |
| cumene hydroperoxide cumene hydroperoxide: RN given refers to parent cpd. cumene hydroperoxide : A peroxol that is cumene in which the alpha-hydrogen is replaced by a hydroperoxy group. | 2.05 | 1 | 0 | peroxol | environmental contaminant; Mycoplasma genitalium metabolite; oxidising agent |
| 9,10-anthraquinone 9,10-anthraquinone : An anthraquinone that is anthracene in which positions 9 and 10 have been oxidised to carbonyls. | 2.11 | 1 | 0 | anthraquinone | |
| quinoxalines quinoxaline : A naphthyridine in which the nitrogens are at positions 1 and 4. | 2.04 | 1 | 0 | mancude organic heterobicyclic parent; naphthyridine; ortho-fused heteroarene | |
| carveol carveol: structure given in first source; prolongs tumor latency and decreases tumor yield. carveol : A limonene monoterpenoid that is cyclohex-2-en-1-ol substituted by a methyl group at position 2 and a prop-1-en-2-yl group at position 5. | 2.05 | 1 | 0 | limonene monoterpenoid | plant metabolite; volatile oil component |
| carvone carvone: an oxidized derivative of limonene; RN given refers to cpd without isomeric designation; L-carvone has spearmint flavor, D-carvone has dill/caraway flavor. carvone : A p-menthane monoterpenoid that consists of cyclohex-2-enone having methyl and isopropenyl substituents at positions 2 and 5, respectively. | 2.05 | 1 | 0 | botanical anti-fungal agent; carvones | allergen |
| 3-dinitrobenzene dinitrobenzene : Any member of the class of nitrobenzenes that consists of a benzene ring substituted by two nitro groups. A closed class.. 1,3-dinitrobenzene : A dinitrobenzene that is benzene disubstituted at positions 1 and 3 with nitro groups. | 2.5 | 2 | 0 | dinitrobenzene | neurotoxin |
| benzylamine aminotoluene : Any member of the class of toluenes carrying one or more amino groups. | 2.13 | 1 | 0 | aralkylamine; primary amine | allergen; EC 3.5.5.1 (nitrilase) inhibitor; plant metabolite |
| caprolactam Caprolactam: Cyclic amide of caproic acid used in manufacture of synthetic fibers of the polyamide type. Can cause local irritation.. epsilon-caprolactam : A member of the class of caprolactams that is azepane substituted by an oxo group at position 2. | 2.06 | 1 | 0 | caprolactams | human blood serum metabolite |
| 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. | 3.13 | 5 | 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. | 2.07 | 1 | 0 | mancude organic heteromonocyclic parent; monocyclic heteroarene; thiophenes; volatile organic compound | non-polar solvent |
| cyclohexane Cyclohexane: C6H12. cyclohexane : An alicyclic hydrocarbon comprising a ring of six carbon atoms; the cyclic form of hexane, used as a raw material in the manufacture of nylon. | 2.08 | 1 | 0 | cycloalkane; volatile organic compound | non-polar solvent |
| piperidine [no description available] | 2.1 | 1 | 0 | azacycloalkane; piperidines; saturated organic heteromonocyclic parent; secondary amine | base; catalyst; human metabolite; non-polar solvent; plant metabolite; protic solvent; reagent |
| n-dodecane dodecane : A straight-chain alkane with 12 carbon atoms. It has been isolated from the essential oils of various plants including Zingiber officinale (ginger). | 2.05 | 1 | 0 | alkane | plant metabolite |
| 1,4-naphthoquinone naphthoquinone : A polycyclic aromatic ketone metabolite of naphthalene.. 1,4-naphthoquinone : The parent structure of the family of 1,4-naphthoquinones, in which the oxo groups of the quinone moiety are at positions 1 and 4 of the naphthalene ring. Derivatives have pharmacological properties. | 2.11 | 1 | 0 | 1,4-naphthoquinones | |
| decylamine decylamine: structure | 2.03 | 1 | 0 | alkylamine | |
| perylene Perylene: A 20-carbon dibenz(de,kl)anthracene that can be viewed as a naphthalene fused to a phenalene or as dinaphthalene. It is used as fluorescent lipid probe in the cytochemistry of membranes and is a polycyclic hydrocarbon pollutant in soil and water. Derivatives may be carcinogenic.. perylene : An ortho- and peri-fused polycyclic arene comprising of five benzene rings that is anthracene in which the d,e and k,l sides are fused to benzene rings. | 2.08 | 1 | 0 | ortho- and peri-fused polycyclic arene; perylenes | |
| 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. | 2.08 | 1 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinazolines | |
| pyrimidine pyrimidine : The parent compound of the pyrimidines; a diazine having the two nitrogens at the 1- and 3-positions. | 2 | 1 | 0 | diazine; pyrimidines | Daphnia magna metabolite |
| betamethasone Betamethasone: A glucocorticoid given orally, parenterally, by local injection, by inhalation, or applied topically in the management of various disorders in which corticosteroids are indicated. Its lack of mineralocorticoid properties makes betamethasone particularly suitable for treating cerebral edema and congenital adrenal hyperplasia. (From Martindale, The Extra Pharmacopoeia, 30th ed, p724) | 2.03 | 1 | 0 | 11beta-hydroxy steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; fluorinated steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | anti-asthmatic agent; anti-inflammatory drug; immunosuppressive agent |
| nandrolone Nandrolone: C18 steroid with androgenic and anabolic properties. It is generally prepared from alkyl ethers of ESTRADIOL to resemble TESTOSTERONE but less one carbon at the 19 position.. nandrolone : A 3-oxo Delta(4)-steroid that is estr-4-en-3-one substituted by a beta-hydroxy group at position 17. | 2.03 | 1 | 0 | 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; anabolic androgenic steroid | human metabolite |
| luminol Luminol: 5-Amino-2,3-dihydro-1,4-phthalazinedione. Substance that emits light on oxidation. It is used in chemical determinations. | 2.08 | 1 | 0 | ||
| eosine yellowish-(ys) Eosine Yellowish-(YS): A versatile red dye used in cosmetics, pharmaceuticals, textiles, etc., and as tissue stain, vital stain, and counterstain with HEMATOXYLIN. It is also used in special culture media.. eosin YS dye : An organic sodium salt that is 2',4',5',7'-tetrabromofluorescein in which the carboxy group and the phenolic hydroxy group have been deprotonated and the resulting charge is neutralised by two sodium ions. | 1.96 | 1 | 0 | organic sodium salt; organobromine compound | fluorochrome; histological dye |
| hematoporphyrin Hematoporphyrins: Iron-free derivatives of heme with 4 methyl groups, 2 hydroxyethyl groups and 2 propionic acid groups attached to the pyrrole rings. Some of these PHOTOSENSITIZING AGENTS are used in the PHOTOTHERAPY of malignant NEOPLASMS.. hematoporphyrin : A dicarboxylic acid that is protoporphyrin in which the vinyl groups at positions 7 and 12 are replaced by 1-hydroxyethyl groups. | 2.15 | 1 | 0 | ||
| 4,4'-bipyridyl 4,4'-bipyridine : A bipyridine in which the two pyridine moieties are linked by a bond between positions C-4 and C-4'. | 2.08 | 1 | 0 | bipyridine | |
| trimesic acid trimesic acid: RN given refers to parent cpd. benzene-1,3,5-tricarboxylic acid : A tricarboxylic acid that consists of benzene substituted by carboxy groups at positions 1, 3 and 5. | 2.07 | 1 | 0 | benzoic acids; tricarboxylic acid | |
| congo red Congo Red: An acid dye used in testing for hydrochloric acid in gastric contents. It is also used histologically to test for AMYLOIDOSIS.. Congo Red : An indicator dye that is blue-violet at pH 3.0 and red at pH 5.0. | 2.07 | 1 | 0 | bis(azo) compound | |
| nitrosobenzene [no description available] | 2.08 | 1 | 0 | benzenes; nitroso compound | xenobiotic metabolite |
| 3,5-dimethylpyridine [no description available] | 2.11 | 1 | 0 | ||
| boldenone boldenone: RN given refers to (17beta)-isomer. boldenone : An 3-oxo-Delta(1),Delta(4)-steroid substituted by an oxo group at position 3 and a beta-hydroxy group at position 17. It is an anabolic androgenic steroid that has been developed for veterinary use. | 2.03 | 1 | 0 | 17beta-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; anabolic androgenic steroid | |
| cadmium sulfide [no description available] | 2.17 | 1 | 0 | cadmium molecular entity | |
| phenyltrimethylammonium phenyltrimethylammonium: d9-cpd suppresses methylation artifacts in gas chromatography of serum extracts; RN given refers to parent cpd. trimethylphenylammonium : A quaternary ammonium ion obtained by methylation of N,N-dimethylaniline. | 2.05 | 1 | 0 | quaternary ammonium ion | |
| mannose mannopyranose : The pyranose form of mannose. | 2.11 | 1 | 0 | D-aldohexose; D-mannose; mannopyranose | metabolite |
| 2-octanol 2-octanol: RN given refers to cpd without isomeric designation. octan-2-ol : An octanol carrying the hydroxy group at position 2. | 2 | 1 | 0 | octanol; secondary alcohol | plant metabolite; volatile oil component |
| 1,3-diphenylisobenzofuran 1,3-diphenylisobenzofuran: quencher of singlet oxygen, inhibits arachidonic acid induced platelet aggregation | 2.25 | 1 | 0 | ||
| methyl-4-nitrobenzenesulfonate [no description available] | 2.03 | 1 | 0 | ||
| iridium Iridium: A metallic element with the atomic symbol Ir, atomic number 77, and atomic weight 192.22. | 2.53 | 2 | 0 | cobalt group element atom; platinum group metal atom | |
| lutetium Lutetium: An element of the rare earth family of metals. It has the atomic symbol Lu, atomic number 71, and atomic weight 175. | 2.08 | 1 | 0 | d-block element atom; lanthanoid atom | |
| 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. | 3.41 | 7 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
| mercury Mercury: A silver metallic element that exists as a liquid at room temperature. It has the atomic symbol Hg (from hydrargyrum, liquid silver), atomic number 80, and atomic weight 200.59. Mercury is used in many industrial applications and its salts have been employed therapeutically as purgatives, antisyphilitics, disinfectants, and astringents. It can be absorbed through the skin and mucous membranes which leads to MERCURY POISONING. Because of its toxicity, the clinical use of mercury and mercurials is diminishing.. mercury(0) : Elemental mercury of oxidation state zero. | 2.1 | 1 | 0 | elemental mercury; zinc group element atom | neurotoxin |
| palladium Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.. palladium : Chemical element (nickel group element atom) with atomic number 46. | 3.55 | 8 | 0 | metal allergen; nickel group element atom; platinum group metal atom | |
| platinum Platinum: A heavy, soft, whitish metal, resembling tin, with atomic number 78, atomic weight 195.084, symbol Pt. It is used in manufacturing equipment for laboratory and industrial use. It occurs as a black powder (platinum black) and as a spongy substance (spongy platinum) and may have been known in Pliny's time as alutiae. | 3 | 4 | 0 | elemental platinum; nickel group element atom; platinum group metal atom | |
| rhenium Rhenium: A metal, atomic number 75, atomic weight 186.207, symbol Re. | 2.02 | 1 | 0 | manganese group element atom | |
| rhodium Rhodium: A hard and rare metal of the platinum group, atomic number 45, atomic weight 102.905, symbol Rh.. rhodium atom : A cobalt group element atom of atomic number 45. | 1.99 | 1 | 0 | cobalt group element atom | |
| ruthenium Ruthenium: A hard, brittle, grayish-white rare earth metal with an atomic symbol Ru, atomic number 44, and atomic weight 101.07. It is used as a catalyst and hardener for PLATINUM and PALLADIUM. | 2.99 | 4 | 0 | iron group element atom; platinum group metal atom | |
| tantalum Tantalum: A rare metallic element, atomic number 73, atomic weight 180.948, symbol Ta. It is a noncorrosive and malleable metal that has been used for plates or disks to replace cranial defects, for wire sutures, and for making prosthetic devices. | 2.06 | 1 | 0 | vanadium group element atom | |
| titanium Titanium: A dark-gray, metallic element of widespread distribution but occurring in small amounts with atomic number, 22, atomic weight, 47.867 and symbol, Ti; specific gravity, 4.5; used for fixation of fractures. | 2.21 | 1 | 0 | titanium group element atom | |
| argon Argon: A noble gas with the atomic symbol Ar, atomic number 18, and atomic weight 39.948. It is used in fluorescent tubes and wherever an inert atmosphere is desired and nitrogen cannot be used. | 2.02 | 1 | 0 | monoatomic argon; noble gas atom; p-block element atom | food packaging gas; neuroprotective agent |
| 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. | 2.52 | 2 | 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. | 2.06 | 1 | 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. | 3.57 | 8 | 0 | copper group element atom; elemental gold | |
| zirconium Zirconium: A rather rare metallic element with atomic number 40, atomic weight 91.224, and symbol Zr. | 2.72 | 3 | 0 | titanium group element atom | |
| camptothecin NSC 100880: carboxylate (opened lactone) form of camptothecin; RN refers to (S)-isomer; structure given in first source | 2.8 | 3 | 0 | delta-lactone; pyranoindolizinoquinoline; quinoline alkaloid; tertiary alcohol | antineoplastic agent; EC 5.99.1.2 (DNA topoisomerase) inhibitor; genotoxin; plant metabolite |
| ferric chloride ferric chloride: RN given refers to cpd with MF of Fe-Cl3; used to induce experimental arterial thrombosis to evaluate antithrombotic agents | 2.05 | 1 | 0 | iron coordination entity | astringent; Lewis acid |
| bromine Bromine: A halogen with the atomic symbol Br, atomic number 35, and atomic weight 79.904. It is a volatile reddish-brown liquid that gives off suffocating vapors, is corrosive to the skin, and may cause severe gastroenteritis if ingested. | 2.07 | 1 | 0 | diatomic bromine | |
| ferrous chloride ferrous chloride: induces convulsions; RN given refers to parent cpd | 2.06 | 1 | 0 | iron coordination entity | |
| fluorine Fluorine: A nonmetallic, diatomic gas that is a trace element and member of the halogen family. It is used in dentistry as fluoride (FLUORIDES) to prevent dental caries. | 2 | 1 | 0 | diatomic fluorine; gas molecular entity | NMR chemical shift reference compound |
| titanium dioxide titanium dioxide: used medically as protectant against externally caused irritation & sunlight; high concentrations of dust may cause irritation to respiratory tract; RN given refers to titanium oxide (TiO2); structure. titanium dioxide : A titanium oxide with the formula TiO2. A naturally occurring oxide sourced from ilmenite, rutile and anatase, it has a wide range of applications. | 2.21 | 1 | 0 | titanium oxides | food colouring |
| fluorides [no description available] | 2.44 | 2 | 0 | halide anion; monoatomic fluorine | |
| iodine [no description available] | 2.03 | 1 | 0 | halide anion; monoatomic iodine | human metabolite |
| osmium tetroxide Osmium Tetroxide: (T-4)-Osmium oxide (OsO4). A highly toxic and volatile oxide of osmium used in industry as an oxidizing agent. It is also used as a histological fixative and stain and as a synovectomy agent in arthritic joints. Its vapor can cause eye, skin, and lung damage.. osmium tetroxide : An osmium coordination entity consisting of four oxygen atoms bound to a central osmium atom via covalent double bonds. | 2.05 | 1 | 0 | osmium coordination entity | fixative; histological dye; oxidising agent; poison |
| cetalkonium chloride cetalkonium chloride: Note: Bonjela is a multimeaning drug name. | 2.03 | 1 | 0 | ||
| 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. | 2.05 | 1 | 0 | ortho- and peri-fused polycyclic arene | fluorescent probe; persistent organic pollutant |
| alkenes [no description available] | 2.45 | 2 | 0 | ||
| sodium azide Sodium Azide: A cytochrome oxidase inhibitor which is a nitridizing agent and an inhibitor of terminal oxidation. (From Merck Index, 12th ed). sodium azide : The sodium salt of hydrogen azide (hydrazoic acid). | 2.52 | 2 | 0 | inorganic sodium salt | antibacterial agent; explosive; mitochondrial respiratory-chain inhibitor; mutagen |
| azides Azides: Organic or inorganic compounds that contain the -N3 group.. azide : Any nitrogen molecular entity containing the group -N3. | 2.08 | 1 | 0 | pseudohalide anion | mitochondrial respiratory-chain inhibitor |
| etoposide [no description available] | 2.17 | 1 | 0 | beta-D-glucoside; furonaphthodioxole; organic heterotetracyclic compound | antineoplastic agent; DNA synthesis inhibitor |
| caloreen caloreen: glucose polymer with average length of five glucose units for dietary energy supplement. dextrin : Glucans produced by the hydrolysis of starch or glycogen. They are mixtures of polymers of D-glucose units linked by alpha(1->4) or alpha(1->6) glycosidic bonds. | 2 | 1 | 0 | ||
| chlorin chlorin: RN given refers to parent cpd; structure. chlorin : A tetrapyrrole fundamental parent that is obtained by formal hydrogenation across the 2,3-double bond of porphyrin. | 2.75 | 3 | 0 | ||
| 1,2-dipalmitoylphosphatidylglycerol dipalmitoyl phosphatidylglycerol : A phosphatidylglycerol in which the phosphatidyl acyl groups are both palmitoyl. | 2.02 | 1 | 0 | phosphatidylglycerol | |
| 1,2-distearoyllecithin [no description available] | 2.07 | 1 | 0 | ||
| trenbolone acetate Trenbolone Acetate: An anabolic steroid used mainly as an anabolic agent in veterinary practice. | 2.03 | 1 | 0 | steroid ester | |
| perylenediimide perylenediimide: structure in first source. perylenediimide : The 3,4,9,10-tetracarboxylic diimide derivative of perylene. | 2.08 | 1 | 0 | dicarboximide; organic heteropolycyclic compound | fluorochrome |
| porphine porphine: structure given in first source | 7.73 | 3 | 0 | ||
| cadmium telluride cadmium telluride: used in radiation monitoring device | 2.17 | 1 | 0 | ||
| methyl mannoside, (alpha-d)-isomer methylmannoside: RN given refers to (D)-isomer; see also record for 3-O-methylmannose. methyl alpha-D-mannoside : A methyl mannoside having alpha-configuration at the anomeric centre. | 2 | 1 | 0 | alpha-D-mannoside; methyl mannoside | |
| tris(pentafluorophenyl)phosphine [no description available] | 2.02 | 1 | 0 | ||
| octaethylporphyrin octaethylporphyrin: structure in first source | 2.97 | 4 | 0 | ||
| cobalt Cobalt: A trace element that is a component of vitamin B12. It has the atomic symbol Co, atomic number 27, and atomic weight 58.93. It is used in nuclear weapons, alloys, and pigments. Deficiency in animals leads to anemia; its excess in humans can lead to erythrocytosis.. cobalt(1+) : A monovalent inorganic cation obtained from cobalt.. cobalt atom : A cobalt group element atom that has atomic number 27. | 3.85 | 11 | 0 | cobalt group element atom; metal allergen | micronutrient |
| yttrium radioisotopes Yttrium Radioisotopes: Unstable isotopes of yttrium that decay or disintegrate emitting radiation. Y atoms with atomic weights 82-88 and 90-96 are radioactive yttrium isotopes. | 2.13 | 1 | 0 | ||
| carbene carbene: electrically neutral species H2C: and its derivatives, in which the carbon is covalently bonded to two univalent groups of any kind or a divalent group and bears two nonbonding electrons; carbene is the name of the parent hydride :CH2 ; hence, the name dichlorocarbene for :CCl2. However, names for acyclic and cyclic hydrocarbons containing one or more divalent carbon atoms are derived from the name of the corresponding all-4-hydrocarbon using the suffix -ylidene; methylene carbene also available. carbene : The electrically neutral species H2C(2.) and its derivatives, in which the carbon is covalently bonded to two univalent groups of any kind or a divalent group and bears two nonbonding electrons, which may be spin-paired (singlet state) or spin-non-paired (triplet state). | 2.41 | 1 | 0 | carbene; methanediyl | |
| fullerene c60 Fullerenes: A polyhedral CARBON structure composed of around 60-80 carbon atoms in pentagon and hexagon configuration. They are named after Buckminster Fuller because of structural resemblance to geodesic domes. Fullerenes can be made in high temperature such as arc discharge in an inert atmosphere.. fullerene : A compound composed solely of an even number of carbon atoms, which form a cage-like fused-ring polycyclic system with twelve five-membered rings and the rest six-membered rings. The term has been broadened to include any closed cage structure consisting entirely of three-coordinate carbon atoms. | 3.43 | 7 | 0 | fullerene | geroprotector |
| naphthalenediimide naphthalenediimide: structure in first source | 2.08 | 1 | 0 | ||
| 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. | 4.53 | 22 | 0 | chalcogen; monoatomic oxygen; nonmetal atom | macronutrient |
| zinc hematoporphyrin [no description available] | 2.73 | 3 | 0 | ||
| tetracyanonickelate tetracyanonickelate: RN given refers to parent cpd; probes the active site of sulfur-free rhodanese | 2.08 | 1 | 0 | ||
| biotin vitamin B7 : Any member of a group of vitamers that belong to the chemical structural class called biotins that exhibit biological activity against vitamin B7 deficiency. Vitamin B7 deficiency is very rare in individuals who take a normal balanced diet. Foods rich in biotin are egg yolk, liver, cereals, vegetables (spinach, mushrooms) and rice. Symptoms associated with vitamin B7 deficiency include thinning hair, scaly skin rashes around eyes, nose and mouth, and brittle nails. The vitamers include biotin and its ionized and salt forms. | 2.63 | 2 | 0 | biotins; vitamin B7 | coenzyme; cofactor; Escherichia coli metabolite; fundamental metabolite; human metabolite; mouse metabolite; nutraceutical; prosthetic group; Saccharomyces cerevisiae metabolite |
| erlotinib hydrochloride [no description available] | 2.08 | 1 | 0 | hydrochloride; terminal acetylenic compound | antineoplastic agent; protein kinase inhibitor |
| benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring. | 2.25 | 1 | 0 | ||
| zinc tetraphenylporphyrin [no description available] | 2.08 | 1 | 0 | ||
| tris(2-pyridylmethyl)amine tris(2-pyridylmethyl)amine: structure in first source | 2.02 | 1 | 0 | ||
| n-acetylneuraminic acid N-Acetylneuraminic Acid: An N-acyl derivative of neuraminic acid. N-acetylneuraminic acid occurs in many polysaccharides, glycoproteins, and glycolipids in animals and bacteria. (From Dorland, 28th ed, p1518). N-acetylneuraminic acid : An N-acylneuraminic acid where the N-acyl group is specified as acetyl. | 2.21 | 1 | 0 | N-acetylneuraminic acids | antioxidant; bacterial metabolite; EC 3.2.1.18 (exo-alpha-sialidase) inhibitor; human metabolite; mouse metabolite |
| betadex beta-Cyclodextrins: Cyclic GLUCANS consisting of seven (7) glucopyranose units linked by 1,4-glycosidic bonds. | 2.8 | 3 | 0 | cyclodextrin | |
| alpha-cyclodextrin alpha-cyclodextrin : A cycloamylose composed of six alpha-(1->4) linked D-glucopyranose units. | 2.11 | 1 | 0 | cyclodextrin | |
| oxazolone Oxazolone: Immunologic adjuvant and sensitizing agent. | 2.05 | 1 | 0 | ||
| rtki cpd RTKI cpd: preferentially inhibits human glioma cells expressing truncated rather than wild-type epidermal growth factor receptors | 2.08 | 1 | 0 | ||
| zinc protoporphyrin ix [no description available] | 2.01 | 1 | 0 | ||
| halcinonide [no description available] | 2.47 | 2 | 0 | ||
| naphthoquinones Naphthoquinones: Naphthalene rings which contain two ketone moieties in any position. They can be substituted in any position except at the ketone groups. | 2.11 | 1 | 0 | ||
| biochanin a [no description available] | 2.1 | 1 | 0 | 4'-methoxyisoflavones; 7-hydroxyisoflavones | antineoplastic agent; EC 3.5.1.99 (fatty acid amide hydrolase) inhibitor; phytoestrogen; plant metabolite; tyrosine kinase inhibitor |
| genistein [no description available] | 2.1 | 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 |
| antimony Antimony: A metallic element that has the atomic symbol Sb, atomic number 51, and atomic weight 121.75. It is used as a metal alloy and as medicinal and poisonous salts. It is toxic and an irritant to the skin and the mucous membranes. | 2.42 | 2 | 0 | metalloid atom; pnictogen | |
| aluminum Aluminum: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98. | 2.44 | 2 | 0 | boron group element atom; elemental aluminium; metal atom | |
| gallium Gallium: A rare, metallic element designated by the symbol, Ga, atomic number 31, and atomic weight 69.72.. gallium atom : A metallic element predicted as eka-aluminium by Mendeleev in 1870 and discovered by Paul-Emile Lecoq de Boisbaudran in 1875. Named in honour of France (Latin Gallia) and perhaps also from the Latin gallus cock, a translation of Lecoq. | 2.75 | 3 | 0 | boron group element atom | |
| sulfur Sulfur: An element that is a member of the chalcogen family. It has an atomic symbol S, atomic number 16, and atomic weight [32.059; 32.076]. It is found in the amino acids cysteine and methionine. | 2.48 | 2 | 0 | chalcogen; nonmetal atom | macronutrient |
| 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. | 2.49 | 2 | 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. | 2.48 | 2 | 0 | monoatomic phosphorus; nonmetal atom; pnictogen | macronutrient |
| boron Boron: A trace element with the atomic symbol B, atomic number 5, and atomic weight [10.806; 10.821]. Boron-10, an isotope of boron, is used as a neutron absorber in BORON NEUTRON CAPTURE THERAPY. | 2.01 | 1 | 0 | boron group element atom; metalloid atom; nonmetal atom | micronutrient |
| selenium Selenium: An element with the atomic symbol Se, atomic number 34, and atomic weight 78.97. It is an essential micronutrient for mammals and other animals but is toxic in large amounts. Selenium protects intracellular structures against oxidative damage. It is an essential component of GLUTATHIONE PEROXIDASE. | 2.07 | 1 | 0 | chalcogen; nonmetal atom | micronutrient |
| tellurium Tellurium: An element that is a member of the chalcogen family. It has the atomic symbol Te, atomic number 52, and atomic weight 127.60. It has been used as a coloring agent and in the manufacture of electrical equipment. Exposure may cause nausea, vomiting, and CNS depression. | 2.52 | 2 | 0 | chalcogen; metalloid atom | |
| pyrachlostrobin pyraclostrobin : A carbamate ester that is the methyl ester of [2-({[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy}methyl)phenyl]methoxycarbamic acid. A fungicide used to control major plant pathogens including Septoria tritici, Puccinia spp. and Pyrenophora teres. | 2.21 | 1 | 0 | aromatic ether; carbamate ester; carbanilate fungicide; methoxycarbanilate strobilurin antifungal agent; monochlorobenzenes; pyrazoles | antifungal agrochemical; environmental contaminant; mitochondrial cytochrome-bc1 complex inhibitor; xenobiotic |
| corosolic acid [no description available] | 3.18 | 1 | 0 | triterpenoid | metabolite |
| disilver oxide [no description available] | 2 | 1 | 0 | ||
| zeolites [no description available] | 2 | 1 | 0 | ||
| 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. | 2.42 | 2 | 0 | ||
| fullerene c70 [no description available] | 2.02 | 1 | 0 | fullerene | |
| oligonucleotides [no description available] | 2.03 | 1 | 0 | ||
| phosphatidylcholines Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety. | 2.07 | 1 | 0 | 1,2-diacyl-sn-glycero-3-phosphocholine | |
| chlorophyll a Chlorophyll: Porphyrin derivatives containing magnesium that act to convert light energy in photosynthetic organisms.. chlorophyll : A family of magnesium porphyrins, defined by the presence of a fifth ring beyond the four pyrrole-like rings. The rings can have various side chains which usually include a long phytol chain. | 3.1 | 5 | 0 | chlorophyll; methyl ester | cofactor |
| chitosan [no description available] | 2.48 | 2 | 0 | ||
| s-nitro-n-acetylpenicillamine S-nitro-N-acetylpenicillamine: a NO donor | 2.03 | 1 | 0 | ||
| piperidines Piperidines: A family of hexahydropyridines. | 2.1 | 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. | 2.95 | 4 | 0 | ||
| salicylates Salicylates: The salts or esters of salicylic acids, or salicylate esters of an organic acid. Some of these have analgesic, antipyretic, and anti-inflammatory activities by inhibiting prostaglandin synthesis.. hydroxybenzoate : Any benzoate derivative carrying a single carboxylate group and at least one hydroxy substituent.. salicylates : Any salt or ester arising from reaction of the carboxy group of salicylic acid, or any ester resulting from the condensation of the phenolic hydroxy group of salicylic acid with an organic acid.. salicylate : A monohydroxybenzoate that is the conjugate base of salicylic acid. | 2.01 | 1 | 0 | monohydroxybenzoate | plant metabolite |
| tetracarboxyphenylporphine [no description available] | 2.17 | 1 | 0 | ||
| phthalocyanine phthalocyanine : A tetrapyrrole fundamental parent that consists of four isoindole-type units, with the connecting carbon atoms in the macrocycle replaced by nitrogen. | 2.21 | 1 | 0 | phthalocyanines; tetrapyrrole fundamental parent | |
| angiotensin i Angiotensin I: A decapeptide that is cleaved from precursor angiotensinogen by RENIN. Angiotensin I has limited biological activity. It is converted to angiotensin II, a potent vasoconstrictor, after the removal of two amino acids at the C-terminal by ANGIOTENSIN CONVERTING ENZYME.. angiotensin I : A ten amino acid peptide formed by renin cleavage of angiotensinogen. Angiotensin I has no direct biological function except that high levels can stimulate catecholamine production. It is metabolized to its biologically active byproduct angiotensin II, a potent vasoconstrictor, by angiotensin converting enzyme (ACE) through cleavage of the two terminal amino acids.. angiotensin I dizwitterion : A peptide zwitterion that is the dizwitterionic form of angiotensin I having both carboxy groups deprotonated and the aspartyl amino group and arginine side-chain protonated. It is the major species at pH 7.3. | 2.05 | 1 | 0 | angiotensin; peptide zwitterion | human metabolite; neurotransmitter agent |
| muramidase Muramidase: A basic enzyme that is present in saliva, tears, egg white, and many animal fluids. It functions as an antibacterial agent. The enzyme catalyzes the hydrolysis of 1,4-beta-linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine residues in peptidoglycan and between N-acetyl-D-glucosamine residues in chitodextrin. EC 3.2.1.17. | 2.07 | 1 | 0 | ||
| tetra(4-n-methylpyridyl)porphine tetra(4-N-methylpyridyl)porphine: structure in first source | 2.44 | 2 | 0 | ||
| guanine [no description available] | 2.43 | 2 | 0 | 2-aminopurines; oxopurine; purine nucleobase | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| folic acid folcysteine: used to promote fertility in chickens. vitamin B9 : Any B-vitamin that exhibits biological activity against vitamin B9 deficiency. Vitamin B9 refers to the many forms of folic acid and its derivatives, including tetrahydrofolic acid (the active form), methyltetrahydrofolate (the primary form found in blood), methenyltetrahydrofolate, folinic acid amongst others. They are present in abundance in green leafy vegetables, citrus fruits, and animal products. Lack of vitamin B9 leads to anemia, a condition in which the body cannot produce sufficient number of red blood cells. Symptoms of vitamin B9 deficiency include fatigue, muscle weakness, and pale skin. | 2.46 | 2 | 0 | folic acids; N-acyl-amino acid | human metabolite; mouse metabolite; nutrient |
| pheophytin a pheophytin a: structure given in first source; RN given refers to (3S-(3alpha(2E,7S*,11S*),4beta,21beta))-isomer | 1.96 | 1 | 0 | ||
| 5,10,15,20-tetrakis(4-methoxyphenyl)porphyrin [no description available] | 2.15 | 1 | 0 | ||
| 5,10,15,20-tetra(4-pyridyl)porphyrin 5,10,15,20-tetra(4-pyridyl)porphyrin: structure in first source | 2.17 | 1 | 0 | ||
| tetra-(4-aminophenyl)porphyrin [no description available] | 2.44 | 2 | 0 | ||
| 5-(4-aminophenyl)-10,15,20-triphenylporphyrin 5-(4-aminophenyl)-10,15,20-triphenylporphyrin: structure in first source | 2.53 | 2 | 0 | ||
| 5,10,15,20-tetra(3-hydroxyphenyl)porphyrin 5,10,15,20-tetra(3-hydroxyphenyl)porphyrin: structure given in first source | 2.05 | 1 | 0 | ||
| cupferron cupferron: superoxide dismutase inhibitor; RN given refers to parent cpd; structure | 2.08 | 1 | 0 | ||
| insulin [no description available] | 2.15 | 1 | 0 | ||
| maltodextrin maltodextrin : A dextrin in which the D-glucose units are linked by alpha-(1->4) glycosidic bonds. | 2.11 | 1 | 0 | ||
| concanavalin a Concanavalin A: A MANNOSE/GLUCOSE binding lectin isolated from the jack bean (Canavalia ensiformis). It is a potent mitogen used to stimulate cell proliferation in lymphocytes, primarily T-lymphocyte, cultures. | 2.44 | 2 | 0 | ||
| dinitrobenzenes Dinitrobenzenes: Benzene derivatives which are substituted with two nitro groups in the ortho, meta or para positions. | 2.5 | 2 | 0 |
| Condition | Indicated | Relationship Strength | Studies | Trials |
|---|---|---|---|---|
| Palmoplantaris Pustulosis [description not available] | 0 | 2.15 | 1 | 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 | 2.15 | 1 | 0 |
| Breast Cancer [description not available] | 0 | 2.69 | 2 | 0 |
| Breast Neoplasms Tumors or cancer of the human BREAST. | 0 | 2.69 | 2 | 0 |
| Cancer of Cervix [description not available] | 0 | 2.21 | 1 | 0 |
| Uterine Cervical Neoplasms Tumors or cancer of the UTERINE CERVIX. | 0 | 2.21 | 1 | 0 |
| Cancer of Ovary [description not available] | 0 | 2.55 | 2 | 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 | 2.55 | 2 | 0 |
| Benign Neoplasms [description not available] | 0 | 3.9 | 11 | 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 | 3.9 | 11 | 0 |
| Anoxemia [description not available] | 0 | 2.52 | 2 | 0 |
| Hypoxia Sub-optimal OXYGEN levels in the ambient air of living organisms. | 0 | 2.52 | 2 | 0 |
| Experimental Neoplasms [description not available] | 0 | 2.21 | 1 | 0 |
| Cancer of Skin [description not available] | 0 | 3.39 | 2 | 0 |
| Skin Neoplasms Tumors or cancer of the SKIN. | 0 | 3.39 | 2 | 0 |
| Benign Neoplasms, Brain [description not available] | 0 | 2.1 | 1 | 0 |
| Glial Cell Tumors [description not available] | 0 | 2.1 | 1 | 0 |
| Brain Neoplasms Neoplasms of the intracranial components of the central nervous system, including the cerebral hemispheres, basal ganglia, hypothalamus, thalamus, brain stem, and cerebellum. Brain neoplasms are subdivided into primary (originating from brain tissue) and secondary (i.e., metastatic) forms. Primary neoplasms are subdivided into benign and malignant forms. In general, brain tumors may also be classified by age of onset, histologic type, or presenting location in the brain. | 0 | 2.1 | 1 | 0 |
| Glioma Benign and malignant central nervous system neoplasms derived from glial cells (i.e., astrocytes, oligodendrocytes, and ependymocytes). Astrocytes may give rise to astrocytomas (ASTROCYTOMA) or glioblastoma multiforme (see GLIOBLASTOMA). Oligodendrocytes give rise to oligodendrogliomas (OLIGODENDROGLIOMA) and ependymocytes may undergo transformation to become EPENDYMOMA; CHOROID PLEXUS NEOPLASMS; or colloid cysts of the third ventricle. (From Escourolle et al., Manual of Basic Neuropathology, 2nd ed, p21) | 0 | 2.1 | 1 | 0 |
| Peritoneal Carcinomatosis [description not available] | 0 | 2.1 | 1 | 0 |
| Peritoneal Neoplasms Tumors or cancer of the PERITONEUM. | 0 | 2.1 | 1 | 0 |
| Tooth Discoloration Any change in the hue, color, or translucency of a tooth due to any cause. Restorative filling materials, drugs (both topical and systemic), pulpal necrosis, or hemorrhage may be responsible. (Jablonski, Dictionary of Dentistry, 1992, p253) | 0 | 2.13 | 1 | 0 |
| Carcinoma, Basal Cell, Pigmented [description not available] | 0 | 2.06 | 1 | 0 |
| Carcinoma, Basal Cell A malignant skin neoplasm that seldom metastasizes but has potentialities for local invasion and destruction. Clinically it is divided into types: nodular, cicatricial, morphaic, and erythematoid (pagetoid). They develop on hair-bearing skin, most commonly on sun-exposed areas. Approximately 85% are found on the head and neck area and the remaining 15% on the trunk and limbs. (From DeVita Jr et al., Cancer: Principles & Practice of Oncology, 3d ed, p1471) | 0 | 2.06 | 1 | 0 |
| 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 | 2.44 | 2 | 0 |
| Dementias, Transmissible [description not available] | 0 | 2.07 | 1 | 0 |
| Bacterial Disease [description not available] | 0 | 3.46 | 1 | 1 |
| Leg Ulcer Ulceration of the skin and underlying structures of the lower extremity. About 90% of the cases are due to venous insufficiency (VARICOSE ULCER), 5% to arterial disease, and the remaining 5% to other causes. | 0 | 3.46 | 1 | 1 |
| Bacterial Infections Infections by bacteria, general or unspecified. | 0 | 3.46 | 1 | 1 |
| Cancer of the Retina [description not available] | 0 | 2.07 | 1 | 0 |
| Eye Cancer, Retinoblastoma [description not available] | 0 | 2.48 | 2 | 0 |
| Retinoblastoma A malignant tumor arising from the nuclear layer of the retina that is the most common primary tumor of the eye in children. The tumor tends to occur in early childhood or infancy and may be present at birth. The majority are sporadic, but the condition may be transmitted as an autosomal dominant trait. Histologic features include dense cellularity, small round polygonal cells, and areas of calcification and necrosis. An abnormal pupil reflex (leukokoria); NYSTAGMUS, PATHOLOGIC; STRABISMUS; and visual loss represent common clinical characteristics of this condition. (From DeVita et al., Cancer: Principles and Practice of Oncology, 5th ed, p2104) | 0 | 2.48 | 2 | 0 |
| Adenocarcinoma, Basal Cell [description not available] | 0 | 2.08 | 1 | 0 |
| Cancer of Colon [description not available] | 0 | 2.08 | 1 | 0 |
| Adenocarcinoma A malignant epithelial tumor with a glandular organization. | 0 | 2.08 | 1 | 0 |
| Colonic Neoplasms Tumors or cancer of the COLON. | 0 | 2.08 | 1 | 0 |
| Disease Models, Animal Naturally-occurring or experimentally-induced animal diseases with pathological processes analogous to human diseases. | 0 | 2.4 | 2 | 0 |
| Cancer of Mouth [description not available] | 0 | 2.01 | 1 | 0 |
| Mouth Neoplasms Tumors or cancer of the MOUTH. | 0 | 2.01 | 1 | 0 |
| Infections, Poxviridae [description not available] | 0 | 2.01 | 1 | 0 |
| Actinic Reticuloid Syndrome [description not available] | 0 | 2.03 | 1 | 0 |
| Extravascular Hemolysis [description not available] | 0 | 2.31 | 1 | 0 |
| Hemolysis The destruction of ERYTHROCYTES by many different causal agents such as antibodies, bacteria, chemicals, temperature, and changes in tonicity. | 0 | 2.31 | 1 | 0 |
| Adhesions, Tissue [description not available] | 0 | 2.03 | 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 | 2.44 | 2 | 0 |
| Carcinoma, Lewis Lung A carcinoma discovered by Dr. Margaret R. Lewis of the Wistar Institute in 1951. This tumor originated spontaneously as a carcinoma of the lung of a C57BL mouse. The tumor does not appear to be grossly hemorrhagic and the majority of the tumor tissue is a semifirm homogeneous mass. (From Cancer Chemother Rep 2 1972 Nov;(3)1:325) It is also called 3LL and LLC and is used as a transplantable malignancy. | 0 | 2.03 | 1 | 0 |
| Colorectal Cancer [description not available] | 0 | 2.13 | 1 | 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 | 2.13 | 1 | 0 |
| B16 Melanoma [description not available] | 0 | 2.04 | 1 | 0 |
| Allergic Contact Dermatitis [description not available] | 0 | 2.46 | 2 | 0 |
| Dermatitis, Allergic Contact A contact dermatitis due to allergic sensitization to various substances. These substances subsequently produce inflammatory reactions in the skin of those who have acquired hypersensitivity to them as a result of prior exposure. | 0 | 2.46 | 2 | 0 |
| Acute Liver Injury, Drug-Induced [description not available] | 0 | 2.03 | 1 | 0 |
| Cardiac Diseases [description not available] | 0 | 2.03 | 1 | 0 |
| Bleeding [description not available] | 0 | 2.03 | 1 | 0 |
| Disease, Pulmonary [description not available] | 0 | 2.03 | 1 | 0 |
| Thrombopenia [description not available] | 0 | 2.03 | 1 | 0 |
| Heart Diseases Pathological conditions involving the HEART including its structural and functional abnormalities. | 0 | 2.03 | 1 | 0 |
| Hemorrhage Bleeding or escape of blood from a vessel. | 0 | 2.03 | 1 | 0 |
| Kidney Diseases Pathological processes of the KIDNEY or its component tissues. | 0 | 2.03 | 1 | 0 |
| Lung Diseases Pathological processes involving any part of the LUNG. | 0 | 2.03 | 1 | 0 |
| Necrosis The death of cells in an organ or tissue due to disease, injury or failure of the blood supply. | 0 | 2.03 | 1 | 0 |
| Thrombocytopenia A subnormal level of BLOOD PLATELETS. | 0 | 2.03 | 1 | 0 |
| Weight Gain Increase in BODY WEIGHT over existing weight. | 0 | 2.03 | 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 | 2.03 | 1 | 0 |