Substance | Relationship Strength | Studies | Trials | Classes | Roles |
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. | 2.11 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
uric acid Uric Acid: An oxidation product, via XANTHINE OXIDASE, of oxypurines such as XANTHINE and HYPOXANTHINE. It is the final oxidation product of purine catabolism in humans and primates, whereas in most other mammals URATE OXIDASE further oxidizes it to ALLANTOIN.. uric acid : An oxopurine that is the final oxidation product of purine metabolism.. 6-hydroxy-1H-purine-2,8(7H,9H)-dione : A tautomer of uric acid having oxo groups at C-2 and C-8 and a hydroxy group at C-6.. 7,9-dihydro-1H-purine-2,6,8(3H)-trione : An oxopurine in which the purine ring is substituted by oxo groups at positions 2, 6, and 8. | 3.4 | 1 | 1 | uric acid | Escherichia coli metabolite; human metabolite; mouse metabolite |
gentamicin Gentamicins: A complex of closely related aminoglycosides obtained from MICROMONOSPORA purpurea and related species. They are broad-spectrum antibiotics, but may cause ear and kidney damage. They act to inhibit PROTEIN BIOSYNTHESIS. | 3.45 | 2 | 0 | | |
ofloxacin Ofloxacin: A synthetic fluoroquinolone antibacterial agent that inhibits the supercoiling activity of bacterial DNA GYRASE, halting DNA REPLICATION.. 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid : An oxazinoquinoline that is 2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinolin-7-one substituted by methyl, carboxy, fluoro, and 4-methylpiperazin-1-yl groups at positions 3, 6, 9, and 10, respectively.. ofloxacin : A racemate comprising equimolar amounts of levofloxacin and dextrofloxacin. It is a synthetic fluoroquinolone antibacterial agent which inhibits the supercoiling activity of bacterial DNA gyrase, halting DNA replication. | 2 | 1 | 0 | 3-oxo monocarboxylic acid; N-arylpiperazine; N-methylpiperazine; organofluorine compound; oxazinoquinoline | |
gatifloxacin Gatifloxacin: A fluoroquinolone antibacterial agent and DNA TOPOISOMERASE II inhibitor that is used as an ophthalmic solution for the treatment of BACTERIAL CONJUNCTIVITIS.. gatifloxacin : A monocarboxylic acid that is 4-oxo-1,4-dihydroquinoline-3-carboxylic acid which is substituted on the nitrogen by a cyclopropyl group and at positions 6, 7, and 8 by fluoro, 3-methylpiperazin-1-yl, and methoxy groups, respectively. Gatifloxacin is an antibiotic of the fourth-generation fluoroquinolone family, that like other members of that family, inhibits the bacterial topoisomerase type-II enzymes. | 7 | 1 | 0 | N-arylpiperazine; organofluorine compound; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone | antiinfective agent; antimicrobial agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor |
isoleucine Isoleucine: An essential branched-chain aliphatic amino acid found in many proteins. It is an isomer of LEUCINE. It is important in hemoglobin synthesis and regulation of blood sugar and energy levels.. isoleucine : A 2-amino-3-methylpentanoic acid having either (2R,3R)- or (2S,3S)-configuration.. L-isoleucine : The L-enantiomer of isoleucine. | 2 | 1 | 0 | aspartate family amino acid; isoleucine; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
penicillanic acid Penicillanic Acid: A building block of penicillin, devoid of significant antibacterial activity. (From Merck Index, 11th ed). penicillanic acid : A penam that consists of 3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane bearing a carboxy group at position 2 and having (2S,5R)-configuration. | 3.1 | 1 | 0 | penicillanic acids | |
framycetin Framycetin: A component of NEOMYCIN that is produced by Streptomyces fradiae. On hydrolysis it yields neamine and neobiosamine B. (From Merck Index, 11th ed). framycetin : A tetracyclic antibacterial agent derived from neomycin, being a glycoside ester of neamine and neobiosamine B. | 3.05 | 1 | 0 | aminoglycoside | allergen; antibacterial drug; Escherichia coli metabolite |
erythromycin Erythromycin: A bacteriostatic antibiotic macrolide produced by Streptomyces erythreus. Erythromycin A is considered its major active component. In sensitive organisms, it inhibits protein synthesis by binding to 50S ribosomal subunits. This binding process inhibits peptidyl transferase activity and interferes with translocation of amino acids during translation and assembly of proteins.. erythromycin : Any of several wide-spectrum macrolide antibiotics obtained from actinomycete Saccharopolyspora erythraea (formerly known as Streptomyces erythraeus).. erythromycin A : An erythromycin that consists of erythronolide A having 2,6-dideoxy-3-C-methyl-3-O-methyl-alpha-L-ribo-hexopyranosyl and 3,4,6-trideoxy-3-(dimethylamino)-beta-D-xylo-hexopyranosyl residues attahced at positions 4 and 6 respectively. | 3.79 | 3 | 0 | cyclic ketone; erythromycin | |
vancomycin Vancomycin: Antibacterial obtained from Streptomyces orientalis. It is a glycopeptide related to RISTOCETIN that inhibits bacterial cell wall assembly and is toxic to kidneys and the inner ear.. vancomycin : A complex glycopeptide from Streptomyces orientalis. It inhibits a specific step in the synthesis of the peptidoglycan layer in the Gram-positive bacteria Staphylococcus aureus and Clostridium difficile. | 9.35 | 6 | 0 | glycopeptide | antibacterial drug; antimicrobial agent; bacterial metabolite |
megalomicin a megalomicin A: RN given refers to parent cpd; structure | 3.05 | 1 | 0 | amino oligosaccharide | |
sisomicin Sisomicin: Antibiotic produced by Micromonospora inyoensis. It is closely related to gentamicin C1A, one of the components of the gentamicin complex (GENTAMICINS). | 3.05 | 1 | 0 | amino cyclitol glycoside; aminoglycoside antibiotic; beta-L-arabinoside; monosaccharide derivative | |
piperacillin Piperacillin: Semisynthetic, broad-spectrum, AMPICILLIN derived ureidopenicillin antibiotic proposed for PSEUDOMONAS infections. It is also used in combination with other antibiotics.. piperacillin : A penicillin in which the substituent at position 6 of the penam ring is a 2-[(4-ethyl-2,3-dioxopiperazin-1-yl)carboxamido]-2-phenylacetamido group. | 3.1 | 1 | 0 | penicillin allergen; penicillin | antibacterial drug |
cephalosporin c cephalosporin C: RN given refers to parent cpd; structure in Merck, 9th ed, #1937. cephalosporin C : A cephalosporin antibiotic carrying a 3-acetoxymethyl substituent and a 6-oxo-N(6)-L-lysino group at position 7. | 2.41 | 2 | 0 | cephalosporin | fungal metabolite |
avilamycin avilamycin: similar to Hygromycin B but lacking amino groups | 3.42 | 7 | 0 | | |
eperezolid [no description available] | 3.27 | 1 | 0 | | |
oxazolidin-2-one Oxazolidinones: Derivatives of oxazolidin-2-one. They represent an important class of synthetic antibiotic agents.. oxazolidin-2-one : An oxazolidinone that is 1,3-oxazolidine with an oxo substituent at position 2.. oxazolidinone : An oxazolidine containing one or more oxo groups. | 4.3 | 3 | 0 | carbamate ester; oxazolidinone | metabolite |
tazobactam Tazobactam: A penicillanic acid and sulfone derivative and potent BETA-LACTAMASE inhibitor that enhances the activity of other anti-bacterial agents against beta-lactamase producing bacteria.. tazobactam : A member of the class of penicillanic acids that is sulbactam in which one of the exocyclic methyl hydrogens is replaced by a 1,2,3-triazol-1-yl group; used (in the form of its sodium salt) in combination with ceftolozane sulfate for treatment of complicated intra-abdominal infections and complicated urinary tract infections. | 3.1 | 1 | 0 | penicillanic acids; triazoles | antiinfective agent; antimicrobial agent; EC 3.5.2.6 (beta-lactamase) inhibitor |
antibiotic g 418 antibiotic G 418: from Micromonospora rhodorangea | 3.05 | 1 | 0 | | |
methotrexate [no description available] | 3.27 | 1 | 0 | dicarboxylic acid; monocarboxylic acid amide; pteridines | abortifacient; antimetabolite; antineoplastic agent; antirheumatic drug; dermatologic drug; DNA synthesis inhibitor; EC 1.5.1.3 (dihydrofolate reductase) inhibitor; immunosuppressive agent |
xylose xylopyranose: structure in first source | 2.6 | 1 | 0 | D-xylose | |
moxifloxacin Moxifloxacin: A fluoroquinolone that acts as an inhibitor of DNA TOPOISOMERASE II and is used as a broad-spectrum antibacterial agent.. moxifloxacin : A quinolone that consists of 4-oxo-1,4-dihydroquinoline-3-carboxylic acid bearing a cyclopropyl substituent at position 1, a fluoro substitiuent at position 6, a (4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl group at position 7 and a methoxy substituent at position 8. A member of the fluoroquinolone class of antibacterial agents. | 7 | 1 | 0 | aromatic ether; cyclopropanes; fluoroquinolone antibiotic; pyrrolidinopiperidine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone | antibacterial drug |
cortisone [no description available] | 2 | 1 | 0 | 11-oxo steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | human metabolite; mouse metabolite |
meropenem Meropenem: A thienamycin derivative antibacterial agent that is more stable to renal dehydropeptidase I than IMIPENEM, but does not need to be given with an enzyme inhibitor such as CILASTATIN. It is used in the treatment of bacterial infections, including infections in immunocompromised patients.. meropenem : A carbapenemcarboxylic acid in which the azetidine and pyrroline rings carry 1-hydroxymethyl and in which the azetidine and pyrroline rings carry 1-hydroxymethyl and 5-(dimethylcarbamoyl)pyrrolidin-3-ylthio substituents respectively. | 2 | 1 | 0 | alpha,beta-unsaturated monocarboxylic acid; carbapenemcarboxylic acid; organic sulfide; pyrrolidinecarboxamide | antibacterial agent; antibacterial drug; drug allergen |
linezolid [no description available] | 8.83 | 3 | 0 | acetamides; morpholines; organofluorine compound; oxazolidinone | antibacterial drug; protein synthesis inhibitor |
zithromax Azithromycin: A semi-synthetic macrolide antibiotic structurally related to ERYTHROMYCIN. It has been used in the treatment of Mycobacterium avium intracellulare infections, toxoplasmosis, and cryptosporidiosis.. azithromycin : A macrolide antibiotic useful for the treatment of bacterial infections. | 2 | 1 | 0 | macrolide antibiotic | antibacterial drug; environmental contaminant; xenobiotic |
prostaglandin d2 Prostaglandin D2: The principal cyclooxygenase metabolite of arachidonic acid. It is released upon activation of mast cells and is also synthesized by alveolar macrophages. Among its many biological actions, the most important are its bronchoconstrictor, platelet-activating-factor-inhibitory, and cytotoxic effects.. prostaglandin D2 : A member of the class of prostaglandins D that is prosta-5,13-dien-1-oic acid substituted by hydroxy groups at positions 9 and 15 and an oxo group at position 11 (the 5Z,9alpha,13E,15S- stereoisomer). | 2 | 1 | 0 | prostaglandins D | human metabolite; mouse metabolite |
dactinomycin Dactinomycin: A compound composed of a two CYCLIC PEPTIDES attached to a phenoxazine that is derived from STREPTOMYCES parvullus. It binds to DNA and inhibits RNA synthesis (transcription), with chain elongation more sensitive than initiation, termination, or release. As a result of impaired mRNA production, protein synthesis also declines after dactinomycin therapy. (From AMA Drug Evaluations Annual, 1993, p2015) | 3.05 | 1 | 0 | actinomycin | mutagen |
glycosides [no description available] | 4.17 | 5 | 0 | | |
micronomicin micronomicin: DE 020 & DE 020 eyedrops both consist of KW 1062, benzalkonium chloride, sodium chloride, sodium hydroxide & distilled water pH 7.4; RN given refers to parent cpd; see also record for gentamicin C; structure | 3.05 | 1 | 0 | aminoglycoside | |
bilirubin [no description available] | 3.4 | 1 | 1 | biladienes; dicarboxylic acid | antioxidant; human metabolite; mouse metabolite |
rosaramicin rosaramicin: RN given refers to parent cpd. rosaramicin : A macrolide antibiotic with activity against Neisseria gonorrhoeae, Chlamydia trachomatis, Ureaplasma urealyticum and Mycoplasma hominis. | 2.25 | 1 | 0 | aldehyde; enone; epoxide; macrolide antibiotic; monosaccharide derivative | bacterial metabolite |
ru 66647 telithromycin: a ketolide; semisynthetic derivative of erythromycin with cycling of the C11-12 positions to form a carbamate ring to avoid acquired resistance to macrolides; binds 70S bacterial rRNA, specifically to the 23S part (23S RIBOSOMAL RNA), preventing protein synthesis; | 2 | 1 | 0 | | |
virginiamycin Virginiamycin: A cyclic polypeptide antibiotic complex from Streptomyces virginiae, S. loidensis, S. mitakaensis, S. pristina-spiralis, S. ostreogriseus, and others. It consists of 2 major components, VIRGINIAMYCIN FACTOR M1 and virginiamycin Factor S1. It is used to treat infections with gram-positive organisms and as a growth promoter in cattle, swine, and poultry.. virginiamycin : A mixture of cyclic polypeptide streptogramin antibiotics produced by Streptomyces virginiae, S. loidensis, S. mitakaensis, S. pristina-spiralis, S. ostreogriseus, and others. The two major components are virginiamycin M1 (also known as pristinamycin IIA) and virginiamycin S1. Virginiamycin has been widely used as a growth promotion agent in livestock and has been to have bacteriostatic activity against Gram-positive organisms such as staphylococci and streptococci. | 4.3 | 3 | 0 | | |
rifamycins [no description available] | 3.05 | 1 | 0 | | |
ro13-9904 Ceftriaxone: A broad-spectrum cephalosporin antibiotic and cefotaxime derivative with a very long half-life and high penetrability to meninges, eyes and inner ears.. ceftriaxone : A third-generation cephalosporin compound having 2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetylamino and [(2-methyl-5,6-dioxo-1,2,5,6-tetrahydro-1,2,4-triazin-3-yl)sulfanyl]methyl side-groups. | 2.69 | 3 | 0 | | |
quinupristin-dalfopristin quinupristin-dalfopristin: RP 59500 is a combination of RP 57669 & RP 54476, which are water soluble derivatives of pristinamycin IA & pristinamycin IIB, respectively | 9.3 | 3 | 0 | organic molecular entity | |
thiostrepton Thiostrepton: One of the CYCLIC PEPTIDES from Streptomyces that is active against gram-positive bacteria. In veterinary medicine, it has been used in mastitis caused by gram-negative organisms and in dermatologic disorders.. thiostrepton : A heterodetic cyclic peptide, in which the cyclisation step involves a formal lactonisation between the carboxy group of a quinaldic acid-based residue and a secondary alcohol. An antibiotic that inhibits bacterial protein synthesis. Also acts as an antitumor agent. | 2.06 | 1 | 0 | | |
hygromycin b [no description available] | 2.11 | 1 | 0 | | |
minocycline Minocycline: A TETRACYCLINE analog, having a 7-dimethylamino and lacking the 5 methyl and hydroxyl groups, which is effective against tetracycline-resistant STAPHYLOCOCCUS infections.. minocycline : A tetracycline analogue having a dimethylamino group at position 7 and lacking the methyl and hydroxy groups at position 5. | 2 | 1 | 0 | | |
tigecycline [no description available] | 2 | 1 | 0 | | |
pf-06424439 PF-06424439: an inhibitor of diacylglycerol acyltransferase 2; structure in first source | 3.27 | 1 | 0 | | |
daptomycin [no description available] | 3.1 | 1 | 0 | | |
dalfopristin dalfopristin: component of RP-59500; structure in first source. dalfopristin : A macrolide that is pristinamycin IIA in which the double bond between positions 26 and 26a of the pyrroline ring has been reduced and position 26R carries a [2-(diethylamino)ethyl]sulfonyl group. It is a semi-synthetic streptogramin antibiotic and often used as a mixture with quinupristin for the treatment of vancomycin-resistant Enterococcus faecium. | 7 | 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 | 1 | 0 | | |