Substance | Relationship Strength | Studies | Trials | Classes | Roles |
malic acid malic acid : A 2-hydroxydicarboxylic acid that is succinic acid in which one of the hydrogens attached to a carbon is replaced by a hydroxy group.. 2-hydroxydicarboxylic acid : Any dicarboxylic acid carrying a hydroxy group on the carbon atom at position alpha to the carboxy group. | 2 | 1 | 0 | 2-hydroxydicarboxylic acid; C4-dicarboxylic acid | food acidity regulator; fundamental metabolite |
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 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
hydroquinone [no description available] | 2.02 | 1 | 0 | benzenediol; hydroquinones | antioxidant; carcinogenic agent; cofactor; Escherichia coli metabolite; human xenobiotic metabolite; mouse metabolite; skin lightening agent |
niacin Niacin: A water-soluble vitamin of the B complex occurring in various animal and plant tissues. It is required by the body for the formation of coenzymes NAD and NADP. It has PELLAGRA-curative, vasodilating, and antilipemic properties.. vitamin B3 : Any member of a group of vitamers that belong to the chemical structural class called pyridines that exhibit biological activity against vitamin B3 deficiency. Vitamin B3 deficiency causes a condition known as pellagra whose symptoms include depression, dermatitis and diarrhea. The vitamers include nicotinic acid and nicotinamide (and their ionized and salt forms).. nicotinic acid : A pyridinemonocarboxylic acid that is pyridine in which the hydrogen at position 3 is replaced by a carboxy group. | 2.01 | 1 | 0 | pyridine alkaloid; pyridinemonocarboxylic acid; vitamin B3 | antidote; antilipemic drug; EC 3.5.1.19 (nicotinamidase) inhibitor; Escherichia coli metabolite; human urinary metabolite; metabolite; mouse metabolite; plant metabolite; vasodilator agent |
toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.15 | 1 | 0 | methylbenzene; toluenes; volatile organic compound | cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent |
2,3-dimethoxy-5-methyl-6-decyl-1,4-benzoquinone 2,3-dimethoxy-5-methyl-6-decyl-1,4-benzoquinone: ubiquinol analog. 6-decylubiquinone : A member of the class of 1,4-benzoquinones that is 2,3-dimethoxybenzoquinone which has been substituted at positions 5 and 6 by decyl and methyl groups. | 2.94 | 4 | 0 | 1,4-benzoquinones | cofactor |
embelin embelin: from Embelia fruit (Myrsinaceae). embelin : A member of the class of dihydroxy-1,4-benzoquinones that is 2,5-dihydroxy-1,4-benzoquinone which is substituted by an undecyl group at position 3. Isolated from Lysimachia punctata and Embelia ribes, it exhibits antimicrobial, antineoplastic and inhibitory activity towards hepatitis C protease. | 2.04 | 1 | 0 | dihydroxy-1,4-benzoquinones | antimicrobial agent; antineoplastic agent; hepatitis C protease inhibitor; plant metabolite |
erythrosine Fluoresceins: A family of spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one derivatives. These are used as dyes, as indicators for various metals, and as fluorescent labels in immunoassays. | 3.17 | 1 | 0 | | |
carbonyl cyanide p-trifluoromethoxyphenylhydrazone Carbonyl Cyanide p-Trifluoromethoxyphenylhydrazone: A proton ionophore that is commonly used as an uncoupling agent in biochemical studies.. carbonyl cyanide p-trifluoromethoxyphenylhydrazone : A hydrazone that is hydrazonomalononitrile in which one of the hydrazine hydrogens is substituted by a p-trifluoromethoxyphenyl group. | 2.02 | 1 | 0 | aromatic ether; hydrazone; nitrile; organofluorine compound | ATP synthase inhibitor; geroprotector; ionophore |
idebenone [no description available] | 2.04 | 1 | 0 | 1,4-benzoquinones; primary alcohol | antioxidant; ferroptosis inhibitor |
iodoacetamide [no description available] | 2.06 | 1 | 0 | | |
juglone juglone: structure. juglone : A hydroxy-1,4-naphthoquinone that is 1,4-naphthoquinone in which the hydrogen at position 5 has been replaced by a hydroxy group. A plant-derived 1,4-naphthoquinone with confirmed antibacterial and antitumor activities. | 2.02 | 1 | 0 | hydroxy-1,4-naphthoquinone | geroprotector; herbicide; reactive oxygen species generator |
vitamin k 3 Vitamin K 3: A synthetic naphthoquinone without the isoprenoid side chain and biological activity, but can be converted to active vitamin K2, menaquinone, after alkylation in vivo. | 3.11 | 5 | 0 | 1,4-naphthoquinones; vitamin K | angiogenesis inhibitor; antineoplastic agent; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor; human urinary metabolite; nutraceutical |
ethylmaleimide Ethylmaleimide: A sulfhydryl reagent that is widely used in experimental biochemical studies. | 2.43 | 2 | 0 | maleimides | anticoronaviral agent; EC 1.3.1.8 [acyl-CoA dehydrogenase (NADP(+))] inhibitor; EC 2.1.1.122 [(S)-tetrahydroprotoberberine N-methyltransferase] inhibitor; EC 2.7.1.1 (hexokinase) inhibitor |
ubiquinone q1 Ubiquinone Q1: interacts with iron atom to form acceptor quinone complex. ubiquinone-1 : A compound composed of the standard 2,3-dimethoxy-5-methylbenzoquinone nucleus common to ubiquinones; and a side chain of a single isoprenoid unit. | 4.24 | 5 | 0 | ubiquinones | |
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). | 2.04 | 1 | 0 | 1,4-benzoquinones | cofactor; human xenobiotic metabolite; mouse metabolite |
oxophenylarsine oxophenylarsine: inhibits protein-tyrosine-phosphatase. phenylarsine oxide : An arsine oxide derived from phenylarsine. | 2.04 | 1 | 0 | arsine oxides | antineoplastic agent; apoptosis inducer; EC 3.1.3.48 (protein-tyrosine-phosphatase) inhibitor |
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. | 2.02 | 1 | 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 |
adenosine diphosphate Adenosine Diphosphate: Adenosine 5'-(trihydrogen diphosphate). An adenine nucleotide containing two phosphate groups esterified to the sugar moiety at the 5'-position. | 2.06 | 1 | 0 | adenosine 5'-phosphate; purine ribonucleoside 5'-diphosphate | fundamental metabolite; human metabolite |
dithionitrobenzoic acid Dithionitrobenzoic Acid: A standard reagent for the determination of reactive sulfhydryl groups by absorbance measurements. It is used primarily for the determination of sulfhydryl and disulfide groups in proteins. The color produced is due to the formation of a thio anion, 3-carboxyl-4-nitrothiophenolate.. dithionitrobenzoic acid : An organic disulfide that results from the formal oxidative dimerisation of 2-nitro-5-thiobenzoic acid. An indicator used to quantify the number or concentration of thiol groups. | 2.01 | 1 | 0 | nitrobenzoic acid; organic disulfide | indicator |
lawsone lawsone: a molluscacide from leaves of Lawsonia inermis L. topical sunscreening agent; structure; powdered leaves of Lawsonia inermis(Lythraceae) used as brown hair dye. lawsone : 1,4-Naphthoquinone carrying a hydroxy function at C-2. It is obtained from the leaves of Lawsonia inermis. | 2.02 | 1 | 0 | | |
rotenone Derris: A plant genus of the family FABACEAE. The root is a source of rotenoids (ROTENONE) and flavonoids. Some species of Pongamia have been reclassified to this genus and some to MILLETTIA. Some species of Deguelia have been reclassified to this genus.. rotenoid : Members of the class of tetrahydrochromenochromene that consists of a cis-fused tetrahydrochromeno[3,4-b]chromene skeleton and its substituted derivatives. The term was originally restricted to natural products, but is now also used to describe semi-synthetic and fully synthetic compounds. | 2.05 | 1 | 0 | organic heteropentacyclic compound; rotenones | antineoplastic agent; metabolite; mitochondrial NADH:ubiquinone reductase inhibitor; phytogenic insecticide; piscicide; toxin |
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 | 1 | 0 | 1,4-naphthoquinones | |
2,5-dimethyl-4-benzoquinone [no description available] | 2.04 | 1 | 0 | | |
thymoquinone thymoquinone: constituent of cedarwood; can cause dermatitis; structure. thymoquinone : A member of the class of 1,4-benzoquinones that is 1,4-bezoquinone in which the hydrogens at positions 2 and 5 are replaced by methyl and isopropyl groups, respectively. It is a natural compound isolated from Nigella sativa which has demonstrated promising chemotherapeutic activity. | 2.04 | 1 | 0 | 1,4-benzoquinones | adjuvant; anti-inflammatory agent; antidepressant; antineoplastic agent; antioxidant; cardioprotective agent; plant metabolite |
2-methyl-1,4-benzoquinone cresoquinone: no further information available 6/2003 | 2.04 | 1 | 0 | | |
2,6-dichloroindophenol 2,6-Dichloroindophenol: A dye used as a reagent in the determination of vitamin C.. 2,6-dichloroindophenol : A quinone imine that is indophenol substituted by chloro groups at positions 2 and 6.. N-3,5-dichloro-4-hydroxyphenyl-1,4-benzoquinone imine : 1,4-benzoquinone imine having a 3,5-dichloro-4-hydroxyphenyl substituent attached to the nitrogen atom. | 2.43 | 2 | 0 | dichlorobenzene; quinone imine | |
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. | 1.99 | 1 | 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 |
tetrabutylammonium tetrabutylammonium: lipophilic probe; RN given refers to parent cpd | 2.15 | 1 | 0 | quaternary ammonium ion | |
2-tert-butyl-4-quinone 2-tert-butyl-4-quinone: a metabolite of butylated hydroxyanisole ; structure given in first source | 2.04 | 1 | 0 | | |
iridium Iridium: A metallic element with the atomic symbol Ir, atomic number 77, and atomic weight 192.22. | 2.13 | 1 | 0 | cobalt group element atom; platinum group metal 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 | 1 | 0 | monoatomic argon; noble gas atom; p-block element atom | food packaging gas; neuroprotective agent |
vanadium Vanadium: A metallic element with the atomic symbol V, atomic number 23, and atomic weight 50.94. It is used in the manufacture of vanadium steel. Prolonged exposure can lead to chronic intoxication caused by absorption usually via the lungs. | 2.15 | 1 | 0 | elemental vanadium; vanadium group element atom | micronutrient |
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. | 2.03 | 1 | 0 | benzenes; phenyl acetates | |
6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid [no description available] | 2.44 | 2 | 0 | chromanol; monocarboxylic acid; phenols | antioxidant; ferroptosis inhibitor; neuroprotective agent; radical scavenger; Wnt signalling inhibitor |
fluorexon fluorexon: structure | 3.17 | 1 | 0 | xanthene dye | fluorochrome |
2,6-dimethyl-1,4-benzoquinone [no description available] | 2.42 | 2 | 0 | | |
2,6-dimethoxy-1,4-benzoquinone 2,6-dimethoxy-1,4-benzoquinone: structure given in first source | 2.04 | 1 | 0 | | |
primin primin: contact allergen found in the ornamental plant Primula obconica Hance. primin : A 1,4-benzoquinone having a methoxy substituent at the 2-position and a pentyl substituent at the 6-position. | 2.04 | 1 | 0 | 1,4-benzoquinones | allergen; antifeedant; antimicrobial agent; hapten; metabolite |
rapanone rapanone: antiparasitic agent from Rapanea; structure similar to embelin | 2.04 | 1 | 0 | dihydroxy-1,4-benzoquinones | |
phenoxy radical phenoxy radical : An organic radical generated from phenol. | 1.99 | 1 | 0 | organic radical | |
fibrin Fibrin: A protein derived from FIBRINOGEN in the presence of THROMBIN, which forms part of the blood clot. | 1.94 | 1 | 0 | peptide | |
fumaric acid fumaric acid: see also record for ferrous fumarate; use FUMARATES for general fumaric acid esters. fumaric acid : A butenedioic acid in which the C=C double bond has E geometry. It is an intermediate metabolite in the citric acid cycle. | 2 | 1 | 0 | butenedioic acid | food acidity regulator; fundamental metabolite; geroprotector |
stigmatellin stigmatellin: isolated from myxobacterium Stigmatella aurantiaca; structure in first source. stigmatellin A : A member of the class of chromones that is isolated from Stigmatella aurantiaca Sg a15. | 2.02 | 1 | 0 | aromatic ether; chromones; olefinic compound; phenols | bacterial metabolite; quinol oxidation site inhibitor |
gamma-sitosterol clionasterol : A member of the class of phytosterols that is poriferast-5-ene carrying a beta-hydroxy substituent at position 3. | 2.15 | 1 | 0 | 3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; phytosterols | marine metabolite; plant metabolite |
flavin-adenine dinucleotide Flavin-Adenine Dinucleotide: A condensation product of riboflavin and adenosine diphosphate. The coenzyme of various aerobic dehydrogenases, e.g., D-amino acid oxidase and L-amino acid oxidase. (Lehninger, Principles of Biochemistry, 1982, p972) | 2.01 | 1 | 0 | flavin adenine dinucleotide; vitamin B2 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; prosthetic group |
cytellin cytellin: a phytosterol preparation of mainly B-sitosterol, that was marketed by Eli Lilly to lower cholesterol 1957 to 1982 | 2.15 | 1 | 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. | 2.41 | 2 | 0 | | |
ubiquinone q2 Ubiquinone Q2: interacts with iron atom to form acceptor quinone complex; RN given refers to cpd with unspecified isomeric designation | 4.24 | 5 | 0 | ubiquinones | |
linoleic acid Linoleic Acid: A doubly unsaturated fatty acid, occurring widely in plant glycosides. It is an essential fatty acid in mammalian nutrition and is used in the biosynthesis of prostaglandins and cell membranes. (From Stedman, 26th ed). linoleic acid : An octadecadienoic acid in which the two double bonds are at positions 9 and 12 and have Z (cis) stereochemistry. | 1.99 | 1 | 0 | octadecadienoic acid; omega-6 fatty acid | algal metabolite; Daphnia galeata metabolite; plant metabolite |
ubiquinone 9 ubiquinone 9: a form of coenzyme Q found in many foods; RN given refers to (all-E)-isomer | 2.04 | 1 | 0 | ubiquinones | antioxidant; human metabolite |
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. | 1.94 | 1 | 0 | | |
coenzyme q10 coenzyme Q10: Ubiquinone ring with a chain of 10 isoprene units; redox equilibrium with ubiqunol serving in mitochondrial inner membrane to transfer electrons; presence during reconstitution of acetylcholine receptor into phospholipid vesicles yields vesicles active in catalyzing carbamylcholine-sensitive Na+ flux; coenzyme Q10 depletion has been noted with use of statins. coenzyme Q10 : A ubiquinone having a side chain of 10 isoprenoid units. In the naturally occurring isomer, all isoprenyl double bonds are in the E- configuration. | 2.97 | 4 | 0 | ubiquinones | antioxidant; ferroptosis inhibitor; human metabolite |
ubiquinone 6 [no description available] | 2.42 | 2 | 0 | ubiquinones | Saccharomyces cerevisiae metabolite |
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. | 2.02 | 1 | 0 | phylloquinones; vitamin K | cofactor; human metabolite; plant metabolite |
diamide Diamide: A sulfhydryl reagent which oxidizes sulfhydryl groups to the disulfide form. It is a radiation-sensitizing agent of anoxic bacterial and mammalian cells. | 2.02 | 1 | 0 | 1,1'-azobis(N,N-dimethylformamide) | |
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) | 2.04 | 1 | 0 | metalloid atom; pnictogen | micronutrient |
fumarates Fumarates: Compounds based on fumaric acid.. fumarate(2-) : A C4-dicarboxylate that is the E-isomer of but-2-enedioate(2-) | 2 | 1 | 0 | butenedioate; C4-dicarboxylate | human metabolite; metabolite; Saccharomyces cerevisiae metabolite |
cadinol cadinol: from callus cultures of Chamomilla recutita (Asteraceae) | 2.15 | 1 | 0 | | |
piericidin a piericidin A: pyridine-substituted fatty alcohol antibiotic; minor descriptor (75-85); on-line & Index Medicus search ANTIBIOTICS (75-85); RN given refers to (S-(R*,R*-(all-E)))-isomer. piericidin A : A member of the class of monohydroxypyridines that acts as an irreversible mitochondrial Complex I inhibitor that strongly associates with ubiquinone binding sites in both mitochondrial and bacterial forms of NADH:ubiquinone oxidoreductase | 2.05 | 1 | 0 | aromatic ether; methylpyridines; monohydroxypyridine; secondary allylic alcohol | antimicrobial agent; bacterial metabolite; EC 1.6.5.3 [NADH:ubiquinone reductase (H(+)-translocating)] inhibitor; mitochondrial respiratory-chain inhibitor |
ubiquinol ubiquinol: reduced forms of ubiquinone; see also record for ubiquinol 10. ubiquinol-10 : A ubiquinol in which the polyprenyl substituent is decaprenyl. | 2.4 | 2 | 0 | polyprenylhydroquinone; ubiquinol | biomarker; metabolite |
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. | 2.02 | 1 | 0 | | |
ubiquinone Ubiquinone: A lipid-soluble benzoquinone which is involved in ELECTRON TRANSPORT in mitochondrial preparations. The compound occurs in the majority of aerobic organisms, from bacteria to higher plants and animals. | 4.91 | 11 | 0 | | |
sodium lactate Sodium Lactate: The sodium salt of racemic or inactive lactic acid. It is a hygroscopic agent used intravenously as a systemic and urinary alkalizer.. sodium lactate : An organic sodium salt having lactate as the counterion. | 2 | 1 | 0 | lactate salt; organic sodium salt | food acidity regulator; food preservative |
peptones Peptones: Derived proteins or mixtures of cleavage products produced by the partial hydrolysis of a native protein either by an acid or by an enzyme. Peptones are readily soluble in water, and are not precipitable by heat, by alkalis, or by saturation with ammonium sulfate. (Dorland, 28th ed) | 2.03 | 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. | 2.44 | 2 | 0 | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
dicumarol Dicumarol: An oral anticoagulant that interferes with the metabolism of vitamin K. It is also used in biochemical experiments as an inhibitor of reductases. | 1.94 | 1 | 0 | hydroxycoumarin | anticoagulant; EC 1.6.5.2 [NAD(P)H dehydrogenase (quinone)] inhibitor; Hsp90 inhibitor; vitamin K antagonist |
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). | 2.73 | 3 | 0 | | |