Substance | Relationship Strength | Studies | Trials | Classes | Roles |
histamine [no description available] | 3.48 | 8 | 0 | aralkylamino compound; imidazoles | human metabolite; mouse metabolite; neurotransmitter |
indomethacin Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES.. indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. | 1.97 | 1 | 0 | aromatic ether; indole-3-acetic acids; monochlorobenzenes; N-acylindole | analgesic; drug metabolite; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; gout suppressant; non-steroidal anti-inflammatory drug; xenobiotic metabolite; xenobiotic |
ono 1078 pranlukast: SRS-A antagonist; leukotriene D4 receptor antagonist | 1.97 | 1 | 0 | chromones | |
pyrilamine Pyrilamine: A histamine H1 antagonist. It has mild hypnotic properties and some local anesthetic action and is used for allergies (including skin eruptions) both parenterally and locally. It is a common ingredient of cold remedies.. mepyramine : An ethylenediamine derivative that is ethylenediamine in which one of the amino nitrogens is substituted by two methyl groups and the remaining amino nitrogen is substituted by a 4-methoxybenzyl and a pyridin-2-yl group. | 1.97 | 1 | 0 | aromatic ether; ethylenediamine derivative | H1-receptor antagonist |
monocrotaline Monocrotaline: A pyrrolizidine alkaloid and a toxic plant constituent that poisons livestock and humans through the ingestion of contaminated grains and other foods. The alkaloid causes pulmonary artery hypertension, right ventricular hypertrophy, and pathological changes in the pulmonary vasculature. Significant attenuation of the cardiopulmonary changes are noted after oral magnesium treatment. | 1.99 | 1 | 0 | pyrrolizidine alkaloid | |
atropine tropan-3alpha-yl 3-hydroxy-2-phenylpropanoate : A tropane alkaloid that is (1R,5)-8-methyl-8-azabicyclo[3.2.1]octane substituted by a (3-hydroxy-2-phenylpropanoyl)oxy group at position 3. | 1.97 | 1 | 0 | | |
arachidonic acid icosa-5,8,11,14-tetraenoic acid : Any icosatetraenoic acid with the double bonds at positions 5, 8, 11 and 14.. arachidonate : A long-chain fatty acid anion resulting from the removal of a proton from the carboxy group of arachidonic acid. | 1.97 | 1 | 0 | icosa-5,8,11,14-tetraenoic acid; long-chain fatty acid; omega-6 fatty acid | Daphnia galeata metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; human metabolite; mouse metabolite |
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). | 1.98 | 1 | 0 | prostaglandins D | human metabolite; mouse metabolite |
dinoprost Dinoprost: A naturally occurring prostaglandin that has oxytocic, luteolytic, and abortifacient activities. Due to its vasocontractile properties, the compound has a variety of other biological actions.. prostaglandin F2alpha : A prostaglandins Falpha that is prosta-5,13-dien-1-oic acid substituted by hydroxy groups at positions 9, 11 and 15. It is a naturally occurring prostaglandin used to induce labor. | 2.91 | 4 | 0 | monocarboxylic acid; prostaglandins Falpha | human metabolite; mouse metabolite |
leukotriene c4 Leukotriene C4: The conjugation product of LEUKOTRIENE A4 and glutathione. It is the major arachidonic acid metabolite in macrophages and human mast cells as well as in antigen-sensitized lung tissue. It stimulates mucus secretion in the lung, and produces contractions of nonvascular and some VASCULAR SMOOTH MUSCLE. (From Dictionary of Prostaglandins and Related Compounds, 1990). leukotriene C4 : A leukotriene that is (5S,7E,9E,11Z,14Z)-5-hydroxyicosa-7,9,11,14-tetraenoic acid in which a glutathionyl group is attached at position 6 via a sulfide linkage. | 1.98 | 1 | 0 | leukotriene | bronchoconstrictor agent; human metabolite; mouse metabolite |
thromboxane a2 Thromboxane A2: An unstable intermediate between the prostaglandin endoperoxides and thromboxane B2. The compound has a bicyclic oxaneoxetane structure. It is a potent inducer of platelet aggregation and causes vasoconstriction. It is the principal component of rabbit aorta contracting substance (RCS).. thromboxane A2 : A thromboxane which is produced by activated platelets and has prothrombotic properties: it stimulates activation of new platelets as well as increases platelet aggregation. | 3.23 | 6 | 0 | epoxy monocarboxylic acid; thromboxanes A | mouse metabolite |
6-ketoprostaglandin f1 alpha 6-Ketoprostaglandin F1 alpha: The physiologically active and stable hydrolysis product of EPOPROSTENOL. Found in nearly all mammalian tissue.. 6-oxoprostaglandin F1alpha : A prostaglandin Falpha that is prostaglandin F1alpha bearing a keto substituent at the 6-position. | 1.97 | 1 | 0 | prostaglandins Falpha | human metabolite; mouse metabolite |
8-epi-prostaglandin f2alpha 8-epi-prostaglandin F2alpha: a potent preglomerular vasoconstrictor acting principally through thromboxane A2 receptor activation. 8-epi-prostaglandin F2alpha : An isoprostane that is prostaglandin F2alpha having inverted stereochemistry at the 8-position. | 2.03 | 1 | 0 | F2-isoprostane | biomarker; bronchoconstrictor agent; vasoconstrictor agent |
ozagrel ozagrel: RN refers to (E)-isomer | 2.39 | 2 | 0 | cinnamic acids | |
15-keto-13,14-dihydroprostaglandin f2alpha 15-keto-13,14-dihydroprostaglandin F2alpha: main metabolite of PGF2alpha in plasma after allergen provoked asthma; RN given refers to (5Z,9alpha,11alpha)-isomer; structure. 13,14-dihydro-15-keto-PGF2alpha : A prostaglandin Falpha obtained by formal oxidation of the 15-hydroxy group and hydrogenation of the 13,14-double bond of prostaglandin F2alpha. | 2.39 | 2 | 0 | ketone; prostaglandins Falpha | metabolite |
thromboxane b2 Thromboxane B2: A stable, physiologically active compound formed in vivo from the prostaglandin endoperoxides. It is important in the platelet-release reaction (release of ADP and serotonin).. thromboxane B2 : A member of the class of thromboxanes B that is (5Z,13E)-thromboxa-5,13-dien-1-oic acid substituted by hydroxy groups at positions 9, 11 and 15. | 1.97 | 1 | 0 | thromboxanes B | human metabolite; mouse metabolite |
ono-nt 126 ONO-NT 126: RN given refers to (1R-(1alpha,2alpha(Z),3alpha,4alpha)-isomer; RN for cpd without isomeric designation not avail 3/91; structure given in first source; thromboxane A2 antagonist | 3.37 | 7 | 0 | | |