Hormones in Recombinant Proteins

Applications The labelled analogue of a metabolite of Testosterone (T155000). It is a urinary metabolite of Androstenedione (A637550) in patients with Addison's disease and also used as a marker in blood plasma for detection of prostate cancer. References Lokhov, P.G. et al.: Metabolomics, 6, 156 (2010); Bonnaire, Y. et al.: J. Anal. Toxicol., 19, 175 (1995); Tamm, J. et al.: Steroids, 8, 659 (1966);

Applications Used in treatment of seborrhoeic dermatitis includes topical treatments such as corticosteroids, antifungals, metronidazole and pimecrolimus. References Miyachi, Y., et al.: Br. J. Dermatol., 114, 231 (1986), Rallis, E., et al.: Drugs Exp. Clin. Res., 30, 191 (2004), Ozcan, H., et al.: Eur. J. Dermatol., 17, 313 (2007),

Applications 1,2,4,5-Tetrahydrotestolactone is a steroid with estrogenic properties. A steroid lactone. References Pollard, I., et al.: Steroids, 11, 897 (1968), Volovel'skii, L. N., et al.: Zh. Obshch. Khim., 43, 1414 (1973)

Applications Melatonin-d7 is an isotopic analog of Melatonin (M215000), a hormone produced by the pineal gland. Melatonin is highly conserved and functions as a receptor-independent free radical scavenger and a broad-spectrum antioxidant. Melatonin is useful in preventing ischemia-reperfusion damage in the liver, brain, myocardium, gut and kidney. References Muñoz?Casares, F. C. et al.: J. Pineal. Res., 40, 195-203 (2006);

Applications Calcitonin (salmon), is a 32-amino acid linear polypeptide hormone that is produced in thyroid in humans. It acts to reduce blood calcium (Ca2+), opposing the effects of parathyroid hormone (PTH). References Boron, WF. et al.: Med. Phys., A Cellular and Molecular Approach (2004); Andreotti, G. et al.: J. Bio. Chem., 281, 24193 (2006);

Applications Labelled Medroxyprogesterone (M203560). Progestogen; an injectable contraceptive. References Tang, M., et al.: Endocrinol., 151, 1320 (2010), Lee, K., et al.: Mol. Cell. Endocrinol., 319, 109 (2010), Rodgers, A., et al.: Chem., Res. Toxicol., 23, 724 (2010), Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010),

Applications Labelled Glycochenodeoxycholic Acid 3-Sulfate (G641270). A bile salt formed in the liver from chenodeoxycholate and glycine, usually as the sodium salt. It acts as a detergent to solubilize fats for absorption and is itself absorbed. It is a cholagogue and choleretic. References Parmentier, G. , et al.: Steroids, 30, 583 (1977), Tserng, K.Y., et al.: Lipids, 13, 479 (1978),

Applications 23-Hydroxybudesonide is an metabolite of budesonide (B689490), a non-halogenated glucocorticoid related to triamcinolone hexacetonide. Used as an antiinflammatory agent. References Edsbaecker, S., et al.: Drug. Metabol. Dispostion., 15, 403 (1987); Moore, C.D., et al.: Drug. Metabolism. Disposition., 41, 379 (2013);

Applications 17β-Estradiol (E888000) derivative, a hormone secreted by premenopausal ovaries. References Salole, E.G., et al.: Anal. Profiles Drug Subs., 15, 283 (1986), Lievertz, R.W., et al.: Am. J. Obstet. Gynecol., 156, 1289 (1987)

Functions as a heterodimeric glycoprotein hormone with GPHA2 able to bind and activate the thyroid-stimulating hormone receptor (TSHR), leading to increased

Applications Ulipristal acetate is a selective progesterone receptor modulator. Ulipristal acetate is used during pregnancy. References Gronemeijer, H., et al.: J. Steroid Biochem., 40, 271 (1991), Spitz, I., et al.: Contraception, 48, 403 (1993), Conneely, O., et al.: Steroids, 68, 771 (2003), Chwalisz, K., et al.: Endocr. Rev., 26, 423 (2005),

Endothelins are endothelium-derived vasoconstrictor peptides.

Impurity Levonorgestrel EP Impurity D Applications 13-Ethyl-18,19-dinor-17α-pregn-4-en-20-yn-17-ol (Levonorgestrel EP Impurity D) is an impurity of Levonorgestrel. References McGinty, D., et al.: Endocrinology, 24, 829 (1939), Belanger, A., et al.: Steroids, 37, 361 (1981), Nieman, L., et al.: J. Clin. Endocrinol. Metab., 61, 536 (1985), Klebe, G., et al.: J. Med. Chem., 37, 4130 (1994),

FSH Beta Protein, Human, Recombinant (His) is expressed in HEK293 mammalian cells with His tag.

Impurity Fluticasone EP Impurity E Stability Hygroscopic Applications 1,2-Dihydro Fluticasone Propionate is an impurity of Fluticasone Propionate (F599500), a derivative of Flumethasone (F455000). An antiallergic; anti-asthmatic; anti-inflammatory. References Matuszewski, B, et al.: Anal. Chem., 75, 3019 (2003), Fekete, S., et al.: J. Pharm. Biomed. Anal., 49, 64 (2009), Meltzer, E.O., et al.: J. Allergy Clin. Immunol., 86, 221 (1990), Mitchison, H.C., et al.: Gut, 32, 260 (1991), Phillipps, G.H., et al.: J. Med. Chem., 37, 3717 (1994)

Applications Tetrahydrodehydrocorticosterone inhibits aldosteronogenesis by intact cells at concentrations that inhibited angiotensin binding. References Campanile, C.P., Goodfriend, T.L.: Steroids, 37, 681(1981)

Applications Used in the preparation of Epostane (E588850).

Applications Testosterone Isocaproate, is one of the common anabolic steroid esters. It is a controlled substance in US due to their potential for abuse and misuse. It can be used for the treatment of constitutional delayed puberty (CDP), in combination of other testosterone esters. References Noggie, F. T., et al.: J. Chromatography. Sci., 28 (5), 263 (1990); Buyukgebiz, A., et al.: Hormone REs., 44 Suppl 3, 32 (1995);

Applications A labelled Estradiol (E888000) derivative.

Applications Fusidic acid is a bacteriostatic antibiotic. Fusidic Acid suppresses nitric oxide lysis of pancreatic islet cells. Inhibits protein synthesis in prokaryotes by inhibiting the ribosome-dependent activity of G factor and translocation of peptidyl-tRNA. References Collignon, P., et al.: Int. J. Antimicrob. Agents, 12, S45 (1999), Di Marco, R., et al.: J. Autoimmun., 13, 187 (1999), Price, C.T., et al.: J. Antimicrob., Chemother., 44, 57 (1999),