Composés et métabolites pharmaceutiques et vétérinaires

<p>9(E),11(E)-Conjugated Linoleic Acid (9(E),11(E)-CLA) belongs to a group of eight geometric isomers of linoleic acid, characterized by adjacent double bonds. This specific isomer, 9,11 all-trans linoleic acid, was first discovered in ground beef and is found in various dairy products as well. Notably, it has been shown to decrease mammary tumors in rats with dietary inclusion as minimal as 0.1%. [Matreya, LLC. Catalog No. 1181]</p>

<p>2-Methoxyestrone is a methoxylated catechol estrogen and the principal metabolite of 2-hydroxyestrone, a nonuterotropic metabolite of estradiol.</p>

<p>Prostaglandin B2 is a dehydration product of PGE2/PGA2 with weak TP receptor activity, raising rabbit pulmonary pressure at &gt;5 ug/kg.</p>

<p>Uridine 5'-diphosphate acts as a P2Y6 receptor agonist, exhibiting an EC50 value of 0.013 μM for the human P2Y6 receptor [1].</p>

<p>H-0106 Dihydrochloride is an inhibitor of ROCK that acts by applying strong intraocular pressure (IOP)-lowering effects into the eyes of monkeys.</p>

<p>1,2-Dioleoyl-3-docosohexaenoyl-rac-glycerol, a triacylglycerol, consists of oleic acid at the sn-1 and sn-2 positions and docosahexaenoic acid at the sn-3 position. This compound has been identified in human breast milk.</p>

<p>1-Palmitoyl-3-stearoyl-rac-glycerol, a diacylglycerol, features palmitic acid at the sn-1 position and stearic acid at the sn-3 position. This compound appears in palm-based diacylglycerols derived from palm stearin, palm mid fraction, palm oil, and palm olein, as well as in extracts of wheat bran and brewer's spent grain.</p>

<p>N-Arachidonoyl dopamine (NADA) and N-Arachidonoyl serine (ARA-S), among various arachidonoyl amino acids, have been extracted from bovine brain, while a novel series of fatty acyl amides of taurine were unearthed in rat brain through mass spectral lipidomic analysis, indicating the discovery of a new class of compounds also located in the kidney. These compounds are known to activate members of the transient receptor potential (TRP) family of calcium channels. Notably, N-Stearoyl taurine emerges as a significant amino-acyl endocannabinoid identified in rat brain lipidomics profiling.</p>

<p>Taurohyocholic acid (THCA), a taurine-conjugated form of porcine-specific primary bile acid hyocholic acid, inhibits cholesterol crystal precipitation by stabilizing cholesterol in the liquid-crystalline phase and prevents cholestasis and cellular necrosis in isolated rat livers induced by taurolithocholic acid. Additionally, THCA levels rise in the urine of patients with hepatitis B-induced cirrhosis.</p>

<p>Iomazenil is an antagonist and partial inverse agonist of benzodiazepine and potential therapy for alcohol abuse.</p>

<p>12(R)-HEPE, a monohydroxy fatty acid derived from EPA in the eggs of the sea urchin S. purpuratus, has a biological activity that, while not extensively documented, may resemble that of 12(R)-HETE (Catalog No.34560).</p>

<p>H-0104 Dihydrochloride is an inhibitor of ROCK that acts by applying potent intraocular pressure (IOP)-lowering effects into the eyes of monkeys.</p>

<p>Prostaglandin B3 (PGB3) is a secondary alcohol belonging to the prostaglandin B class, characterized by its relatively low affinity for human PPARγ, exhibiting a K_i value greater than 1 mM, in contrast to PGB1 and PGB2, which have K_i values of 26.28 ± 8.7 μM and 77 ± 37.7 μM, respectively [1].</p>

<p>Calcium palmitate, a long-chain saturated fatty acid prevalent in animals and plants, induces the expression of glucose-regulated protein 78 (GRP78) and CCAAT/enhancer binding protein homologous protein (CHOP) in mouse granulosa cells. It is employed to establish a cell steatosis model [1] [2].</p>

<p>Biliverdin, produced through the oxidation of bilirubin, can also be synthesized through a non-protoporphyrin pathway in Corynebacterium glutamicum [1].</p>

<p>1-Palmitoyl-2-oleoyl-3-stearoyl-rac-glycerol, a primary triacylglycerol in cocoa butter, features palmitic acid (at the sn-1 position), oleic acid (at the sn-2 position), and stearic acid (at the sn-3 position).</p>

<p>KRP-109, a neutrophil elastase (NE) inhibitor, acts by decreasing expression of TGF-ß Signal Related Genes.</p>

<p>ML395 is a potent, selective PLD2 allosteric inhibitor with potent antiviral activity (IC50 =360 nM).</p>

<p>Branched fatty acid esters of hydroxy fatty acids (FAHFAs) are endogenous lipids that are influenced by fasting and high-fat diets and linked to improved insulin sensitivity in mice. These compounds typically feature a chain of either 16 or 18 carbon atoms (for example, palmitoleic, palmitic, oleic, or stearic acid) esterified with a hydroxy fatty acid chain of similar length. One specific FAHFA, known as 5-OAHSA, consists of oleic acid bonded to the fifth carbon of hydroxy stearic acid. Within the FAHFA family, OAHSAs exhibit the highest serum levels in AG4OX mice, which are known for their glucose tolerance attributed to the overexpression of the Glut4 glucose transporter in adipose tissue.</p>

<p>Argininosuccinic acid disodium, involved in the urea cycle's fourth step, is cleaved by argininosuccinate lyase (ASL) into arginine and fumarate.</p>

<p>C22 Phytoceramide (t18:0/22:0) is a lipid molecule that can be used in life science related research. The CAS number of C22 Phytoceramide (t18:0/22:0) is 164576-03-8.</p>

<p>C16 1-Deoxyceramide (m18:1/16:0) is a lipid molecule that can be used in life science related research. The CAS number of C16 1-Deoxyceramide (m18:1/16:0) is 1246298-56-5.</p>

<p>9(Z),11(E),13(Z)-Octadecatrienoic acid methyl ester, an isomer of 9(Z),11(E),13(E)-octadecatrienoic acid methyl ester and the methyl ester derivative of 9(Z),11(E),13(Z)-octadecatrienoic acid, serves as a standard for quantifying 9(Z),11(E),13(Z)-octadecatrienoic acid in wild growing pomegranate (P. granatum) seed oil [Matreya, LLC. Catalog No. 1240].</p>

<p>Cis-13-Octadecenoic acid, a monounsaturated fatty acid, is identified in bovine milk fat.</p>

<p>L-DABA hydrobromide (L-2,4-Diaminobutyric acid hydrobromide) , GABA transaminase inhibitor with antitumor and anticonvulsant activity.</p>

<p>(+)-Potassium Ds-threo-isocitrate monobasic is a bioactive compound known for its role in enhancing cellular metabolism and regulating energy production. This substance is also utilized in researching metabolic pathways and the regulation of enzyme activities. Widely applied in biochemical research, (+)-Potassium Ds-threo-isocitrate monobasic is studied for its potential functions in cellular processes and disease mechanisms.</p>

<p>4-Hexen-3-one inhibits the growth of H. pylori in the ATCC 43526 strain and TDR strain. Additionally, this compound suppresses urease activity.</p>

<p>7PPD-Q is a substituted p-phenylenediamine antioxidant derivative. It exhibits toxicity towards the bacterium V. fischeri (EC50= 14.9 mg/L).</p>

<p>MRS4458 is an effective inhibitor of the P2Y14 Receptor.</p>

<p>Slow isomerization of the C-11 double bond of LTE4 leads to the formation of 11-trans LTE4. 11-trans LTE4 is equipotent to LTE4 in contracting guinea pig ileum.</p>

<p>Xanthosine 5'-monophosphate is produced from inosine monophosphate (IMP) through the catalytic action of inosine monophosphate dehydrogenase (IMPDH).</p>

<p>Pyrocatechol sulfate, a phenolic metabolite found in human plasma, is associated with the intake of specific foods such as berries and the state of the gut microbiome. It serves as a potential urinary biomarker for kidney function, dialysis clearance rates, whole grain consumption, and regular coffee intake. Additionally, in conjunction with other phenolic sulfates, pyrocatechol sulfate plays a role in regulating various biological functions, including those related to brain health and the rhythmic beating of cardiac cells.</p>

<p>Isoprostanes are produced by the non-enzymatic, free radical peroxidation of phospholipid-esterified arachidonic acid.</p>

<p>3β,7β-Dihydroxy-5-cholestenoic acid is a C27 acid whose levels are elevated in Niemann-Pick Type C and B diseases, leading to toxicity in ocular motor neurons. It is synthesized by the enzymatic action of hydroxysteroid 11-β dehydrogenase 1 from 3β-hydroxy-7-oxocholest-5-en-(25R)26-enoic acid (3βH,7O-CA).</p>

<p>13(R)-HODE, produced from linoleic acid, inhibits platelet aggregation (IC50=2.7μM) and is found in bovine endothelial cells.</p>

<p>Toladryl is a derivative of Diphenhydramine that can cross the blood-brain barrier and exhibits oral activity, with antihistamine and anticholinergic properties. Its anticholinergic effects are approximately a tenth of those seen with Diphenhydramine, yet it offers 2-4 times the protection against lethal doses of histamine in guinea pigs. The side effects of Toladryl are fewer and milder compared to Diphenhydramine; however, at higher doses, it may cause symptoms such as insomnia, agitation, and disorientation related to the central nervous system. Toladryl is utilized in the research of allergic diseases.</p>

<p>Calcium 2-hydroxypropanoate (pentahydrate) acts as an activator of the hydroxyl-carboxylic acid receptor 1 (HCAR1) and serves as an epigenetic regulator that induces lysine residue lactylation. This compound, a glycolysis end product, bridges the gap between glycolysis and oxidative phosphorylation and functions as a tumor metabolite with immunoprotective effects of lactate in antitumor immunity.</p>

<p>9(S)-HETE is an enantiomer of (±)9-HETE, not an enzymatic product, and doesn't promote cell adhesion like 12(S)-HETE. Identified by chiral HPLC.</p>

<p>Squalestatin 3 is an inhibitor of squalene synthase.</p>

<p>1,2-Dipentadecanoyl-rac-glycerol (DG(15:0/15:0/0:0)) is a compound referenced in studies examining the effect of insulin on the content of 1,2-diacylglycerol in rat hearts. Insulin is observed to increase the amount of 1,2-diacylglycerol containing specific fatty acid compositions in the heart, which may be linked to cardiac contractility.</p>

<p>D-2-Phosphoglyceric acid is a crucial metabolic intermediate known for its role in enhancing cellular energy metabolism and regulating biosynthesis. It plays a key role in both glycolysis and photosynthesis, which are essential for cellular energy supply. Additionally, D-2-Phosphoglyceric acid serves as a biomarker for monitoring metabolic states in various organisms.</p>

<p>7-Hydroxychlorpromazine, an active metabolite of Chlorpromazine, can reversibly counteract the suppression of regionally dense dopaminergic neurons induced by Amphetamine.</p>

<p>8-Oxo-dATP can be hydrolyzed to its monophosphate form by the oxidation of purine nucleoside triphosphate MTH1, preventing erroneous incorporation during DNA replication or transcription.</p>

<p>Miaosporone A: angucyclic quinone, cytotoxic to MCF-7, NCI-H187, Vero cells; anti-TB and anti-malaria with IC50 of 2.4 μM, 2.5 μM.</p>

<p>Homodestcardin: cyclic depsipeptide from T. roseum with immunosuppressant properties; inhibits mouse T cell proliferation.</p>

<p>Rostratin B, a cytotoxic disulfide, demonstrates in vitro cytotoxicity against human colon carcinoma (HCT-116), exhibiting an IC50 value of 1.9 μg/mL.</p>

<p>NADH-IN-2 (compound 8) is a Type II NADH dehydrogenase inhibitor.</p>

<p>Estradiol 3-glucuronide is an immunogen with antigenic properties. The antiserum induced in rabbits exhibits high affinity and specificity for Estradiol 3-glucuronide. This compound shows promise for use in research involving radioimmunoassay.</p>

<p>15:0 PG sodium serves as an activator for the Protein Kinase C family and is an anionic phospholipid located in the membranes of mitochondria and microsomes. It plays a crucial role in the composition of pulmonary surfactants, especially within the membrane of the pulmonary lamellar bodies.</p>

<p>Zaragozic acid C is an effective inhibitor of squalene synthase.</p>