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. | 2.65 | 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 |
4-aminophenol
4-aminophenol: RN given refers to parent cpd. 4-aminophenol : An amino phenol (one of the three possible isomers) which has the single amino substituent located para to the phenolic -OH group. | 2.1 | 1 | 0 | aminophenol | allergen;
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. | 2.21 | 1 | 0 | metal allergen;
nickel group element atom | epitope;
micronutrient |
4-nitrophenol
4-nitrophenol: RN given refers to parent cpd. mononitrophenol : A nitrophenol that is phenol carrying a single nitro substituent at unspecified position.. 4-nitrophenol : A member of the class of 4-nitrophenols that is phenol in which the hydrogen that is para to the hydroxy group has been replaced by a nitro group. | 2.38 | 2 | 0 | 4-nitrophenols | human xenobiotic metabolite;
mouse metabolite |
parathion
[no description available] | 2.01 | 1 | 0 | C-nitro compound;
organic thiophosphate;
organothiophosphate insecticide | acaricide;
agrochemical;
avicide;
EC 3.1.1.7 (acetylcholinesterase) inhibitor;
EC 3.1.1.8 (cholinesterase) inhibitor;
mouse metabolite |
phenol
[no description available] | 2 | 1 | 0 | phenols | antiseptic drug;
disinfectant;
human xenobiotic metabolite;
mouse metabolite |
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. | 2.36 | 2 | 0 | ortho- and peri-fused polycyclic arene | aryl hydrocarbon receptor agonist;
carcinogenic agent |
phenytoin
[no description available] | 1.96 | 1 | 0 | imidazolidine-2,4-dione | anticonvulsant;
drug allergen;
sodium channel blocker;
teratogenic agent |
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. | 1.96 | 1 | 0 | ortho- and peri-fused polycyclic arene | carcinogenic agent;
mouse metabolite |
disulfiram
[no description available] | 1.96 | 1 | 0 | organic disulfide;
organosulfur acaricide | angiogenesis inhibitor;
antineoplastic agent;
apoptosis inducer;
EC 1.2.1.3 [aldehyde dehydrogenase (NAD(+))] inhibitor;
EC 3.1.1.1 (carboxylesterase) inhibitor;
EC 3.1.1.8 (cholinesterase) inhibitor;
EC 5.99.1.2 (DNA topoisomerase) inhibitor;
ferroptosis inducer;
fungicide;
NF-kappaB inhibitor |
isoniazid
Hydra: A genus of freshwater polyps in the family Hydridae, order Hydroida, class HYDROZOA. They are of special interest because of their complex organization and because their adult organization corresponds roughly to the gastrula of higher animals.. hydrazide : Compounds derived from oxoacids RkE(=O)l(OH)m (l =/= 0) by replacing -OH by -NRNR2 (R groups are commonly H). (IUPAC). | 1.96 | 1 | 0 | carbohydrazide | antitubercular agent;
drug allergen |
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. | 2.36 | 2 | 0 | barbiturates | anticonvulsant;
drug allergen;
excitatory amino acid antagonist;
sedative |
proadifen
Proadifen: An inhibitor of drug metabolism and CYTOCHROME P-450 ENZYME SYSTEM activity. | 2.37 | 2 | 0 | diarylmethane | |
chloramphenicol
Amphenicol: Chloramphenicol and its derivatives. | 1.96 | 1 | 0 | C-nitro compound;
carboxamide;
diol;
organochlorine compound | antibacterial drug;
antimicrobial agent;
Escherichia coli metabolite;
geroprotector;
Mycoplasma genitalium metabolite;
protein synthesis inhibitor |
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. | 1.96 | 1 | 0 | pseudohalide anion | EC 1.9.3.1 (cytochrome c oxidase) inhibitor |
paraoxon
[no description available] | 2.11 | 1 | 0 | aryl dialkyl phosphate;
organophosphate insecticide | EC 3.1.1.7 (acetylcholinesterase) inhibitor;
mouse metabolite |
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). | 1.96 | 1 | 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-nitrofluorene
2-nitrofluorene: RN given refers to cpd with locant with nitro moiety in 2 position. 2-nitrofluorene : A nitroarene that is fluorene substituted by a nitro group at position 2. | 1.98 | 1 | 0 | nitroarene | carcinogenic agent;
mutagen |
1-nitropyrene
[no description available] | 1.98 | 1 | 0 | nitroarene | carcinogenic agent |
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. | 1.96 | 1 | 0 | elemental manganese;
manganese group element atom | Escherichia coli metabolite;
micronutrient |
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. | 2.1 | 1 | 0 | elemental platinum;
nickel group element atom;
platinum group metal atom | |
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. | 2.1 | 1 | 0 | copper group element atom;
elemental silver | Escherichia coli metabolite |
cerium
Cerium: An element of the rare earth family of metals. It has the atomic symbol Ce, atomic number 58, and atomic weight 140.12. Cerium is a malleable metal used in industrial applications. | 2.1 | 1 | 0 | f-block element atom;
lanthanoid atom | |
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. | 2.5 | 2 | 0 | copper group element atom;
elemental gold | |
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. | 1.96 | 1 | 0 | diatomic fluorine;
gas molecular entity | NMR chemical shift reference compound |
ceric oxide
ceric oxide: RN given refers to cpd with MF CeO2. ceric oxide : A metal oxide with formula CeO2. It is used for polishing glass, in coatings for infra-red filters to prevent reflection, and as an oxidant and catalyst in organic synthesis. | 2.1 | 1 | 0 | cerium molecular entity;
metal oxide | |
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. | 1.96 | 1 | 0 | cobalt group element atom;
metal allergen | micronutrient |
(4-nitrophenyl)vinyl ether
[no description available] | 2 | 1 | 0 | | |
nadp
[no description available] | 2.36 | 2 | 0 | | |
ethylmorphine
Ethylmorphine: A narcotic analgesic and antitussive. It is metabolized in the liver by ETHYLMORPHINE-N-DEMETHYLASE and used as an indicator of liver function. | 1.96 | 1 | 0 | morphinane alkaloid | |
linoleic acid hydroperoxide
linoleic acid hydroperoxide: RN refers to (Z,Z)-isomer. linoleic acid hydroperoxide : A HPODE that is a mono-hydroperoxy derivative of linoleic acid | 1.96 | 1 | 0 | | |
ferryl iron
[no description available] | 2.21 | 1 | 0 | | |
nad
NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. | 1.96 | 1 | 0 | organophosphate oxoanion | cofactor;
human metabolite;
hydrogen acceptor;
Saccharomyces cerevisiae metabolite |
nitrophenols
Nitrophenols: PHENOLS carrying nitro group substituents. | 2.38 | 2 | 0 | | |