Hormones in Recombinant Proteins

Applications The hydrophilic metabolite of Dexamethasone (D298800). References Draper, R., et al.: Drug Res., 32, 317 (1982), Watkins, P., et al.: Clin. Pharmacol. Ther., 52, 265 (1992), Yamamoto, N., et al.: J. Clin. Oncol., 18, 2301 (2000), Slaviero, K., et al.: Br. J. Clin. Pharmacol., 57, 44 (2004),

Applications 6α,9α-Difluoroprednisolone 17-Acetate, is an impurity of Difluprednate (D445925), which is shown to have antiinflammatory activity. References Vitali, R., et al.: J. Med. Chem., 20, 853 (1977);

Applications Cyproterone Acetate-d3, is the labeled analogue of Cyproterone Acetate (C989100), which combined with estrogen it is used in the treatment of acne. References Moltz, L., et al.: Contraception, 21, 393 (1980), Hammerstein, J., et al.: J. Steroid Biochem., 29, 591 (1983)

Applications Ulipristal is a selective progesterone receptor modulator. Ulipristal is used as an emergency contraceptive. 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),

Stability Hygroscopic Applications Sodium 17beta-Estradiol-2,4,16,16-d4 3-Sulfate (Stabilized with TRIS, 50% w/w) (CAS# 352431-50-6) is a useful isotopically labeled research compound.

Applications Labelled N-Methylepinephrine, the N-methylated analogue of the sympathomimetic hormone Epinephrine (E588585). Recent studies suggest that N-Methylepinephrine may be synthesized from Epinephrine by phenylethanolamine N-methyltransferase present in the brain. References Kajita, M. et al.: Nip. Iyo Masu Sup. Gak. Kon., 19, 107 (1994); Plummer, C.J. et al.: Eur. J. Med. Chem., 148, 481 (1988);

Applications Testosterone Heptanoate-6,6,7,7,7-d5 (CAS# 1263095-31-3) is a useful isotopically labeled research compound.

Applications (E)-4-Hydroxy Tamoxifen-d5 is an labelled metabolite of Tamoxifen (T006000). A hydroxylated analogue of Tamoxifen with anti-estrogenic properties. References Muerdter, T.E., et al.: Clin. Pharmacol. Therapeut., 89, 708 (2011); Dorchies, O. M., et al.: Am. J. Pathol., 182, 485 (2013);

Applications Bazedoxifene N-Oxide is a metabolite of the selective estrogen receptor modulator, Bazedoxifene (B129250) References Chandrasekaran, A. et al.: Drug Metab. Dispos., 37, 1219 (2009);

Applications Juvenile Hormone B 3 is a sesquiterpenoid produced by the larval ring gland and adult corpus allatum (CA) of Drosophila melanogaster. Juvenile hormones regulate development, reproduction, diapause, and polyphenisms. References Wang, Ch., et al.: Gen. Comp. Endocr., 176, 347 (2012); Bendena, W.G., et al.: Gen. Comp. Endocr., 172, 56 (2011); Wyatt, G., Davey, K.: Adv. Insect Physiol., 26, 1 (1996); Nijhout, H.: Insect Hormones (Princeton Univ. Press, Princeton) (1994)

Applications Glycochenodeoxycholic Acid-d5 (G641257) derivative.

Applications 5α-Cholestan-3β-ol-d7 is the isotope labelled analog of 5α-Cholestan-3β-ol. 5α-Cholestan-3β-ol is a carbon stanol formed from biohydrogenation of Cholesterol (C432501) in the gut. References Serizawa, S., et al.: J. Biochem., 92, 547 (1982);

Impurity Clobetasol Propionate EP Impurity D Applications 21-Chloro-9-fluoro-11β,17-dihydroxy-16β-methylpregn-4-ene-3,20-dione 17-Propionate (Clobetasol Propionate EP Impurity D) is an impurity of Clobetasol 17-Propionate (C583500), an topical corticosteroid with anti-inflammatory properties. References Olsen, E.A., et al.: J. Am. Acad. Dermatol., 15, 246 (1986),

Applications (3β)-24-Bromo-3-[(tert-butyl)dimethylsilyloxy]-chol-5-ene is a reactant used in the preparation of series of cholesterol side-chain analogs used in studies of the ω-regiospecificity of Mycobacterium tuberculosis cholesterol metabolizing cytochrome P 450 enzymes CYP124A1, CYP125A1 and CYP142A1. References Johnston, J. et al.: Bioorg. Med. Chem., 20, 4064 (2012)

Applications Labelled Melengestrol acetate (M215352). Orally active progestational steroid. Progestogen; growth promotant. References Patton, M., et al.: Zoo Biol., 26, 311(2007), Sellin, M., et al.: Environ. Toxicol. Chem., 28, 2443 (2009), Fliri, A., et al.: J. Med. Chem., 52, 8038 (2009), Sanseverino, J., et al.: Toxicol. Sci., 107, 122 (2009),

Pancreatic derived factor, also known as FAM3B, is an islet-specific secreted cytokine specifically expressed at high levels in the islets of Langerhans of the

Applications 17-epi-Testosterone-d3 is the labelled analog of 17-epi-Testosterone.Testosterone (T155000) and epitestosterone (T155005) are endogenous steroids that differ in the configuration of the hydroxyl-bearing carbon at C-17. Testosterone is the predominant male sex hormone, whereas the role of epitestosterone is largely unclear. In humans, both androgens are excreted mainly as glucuronide conjugates. References Wudy, S., et al.: Steroids, 66, 759 (2001), Kootstra, P., et al.: Anal. Chim. Acta., 586, 82 (2007), Sten, T., et al.: Drug Metab. Dispos., 37, 417 (2009),

Applications Isotope labelled 19-Norandrosterone is the oxidized byproduct of Nandrolone (N315000), an anabolic steroid that is present naturally in the human body. References Jiang, J.Q., et al.: J. Food. Sci., 77, 63 (2012); Delgadillo, M.A., et al.: J. Chromatograph. Anal. Technol. Biomed. Life. Sci., 897 (2012);

Applications Norgestimate-d3 is the labeled Norgestimate, a progestogen. In combination with estrogen as oral contraceptive. References Hahn, D.W., et al.: Contraception, 16, 541 (1977); Weintraub, H.S., et al.: J. Pharm. Sci., 67, 1406 (1978)

Applications An intermediate of Deflazacort (D228975), a systematic corticosteroid. References Nathansohn, G. et al.: Steroids, 13, 365 (1969); Nathansohn, G., et al.: J. Med. Chem., 10,799 (1967), Schiatti, P., et al.: Arzneim. Forsch., 30, 1543 (1980),

Applications A labelled metabolite of Estradiol (E888000). References Fishman, H.G, et al.: Biochemistry, 8, 4304 (1969), Ryan, Sugar, J., et al.: J. Clin. Endocrinol. Metab., 50, 137 (1980), Numazawa, M., et al.: Steroids, 38, 149 (1981), Travis, R., et al.: Breast Cancer Res., 5, 239 (2003),

Applications A labelled Cholic Acid (C432600) derivative used as a component in cell lysis buffers. References Tuangtong, R. et al.: Dermatol. Surg., 36, 899 (2010); Araki, Y. et al.: Scand. J. Gast., 36, 533 (2001);

Applications A glucocorticoid anti-inflammatory agent. Regulates T cell survival, growth, and differentiation. Inhibits the induction of nitric oxide synthase. References Wershil, B.K., et al.: Int. Arch. Allergy Immunol., 107, 323 (1995), Riccardi, C., et al.: Cell Death Diff., 6, 1182 (1999), Llanos, S.L. and Roldan, A.: Bio Cell, 23, 29 (1999)

Impurity Megestrol Acetate EP Impurity G Applications (2β)-Methyl Megestrol Acetate (Megestrol Acetate EP Impurity G) is a related impurity in Megestrol acetate (M208050). References Schneider, F., et al.: Helv. Chim. Acta, 56, 2396 (1973), Aisner, J., et al.: Semin. Oncol., 15, 68 (1988), Krischenowski, D., et al.: Steroids, 58, 278 (1993), Bratoeff, E., et al.: Chem. Pharm. Bull., 51, 1132 (2003),

Applications Sodium salt of Dexamethasone β-D-Glucuronide is a potential prodrug for colonic delivery of the antiinflammatory corticosteroid Dexamethasone. References Fotsis, T., et al.: J. Steroid Biochem., 14, 457 (1981), Choi, M., et al.: Steroids, 65, 54 (2000); Haeberlin, B. et al.: Pharm Res., 10, 1553 (1993);

Applications Labelled Cyproterone (C989090). An antiandrogen, suppresses Testosterone and its metabolites. Derivatives of Cyproterone are administered to patients suffering from hypersexuality and to help facilitate the sexual transformation of male-to-female transsexuals. References Gracia, T., et al.: Toxicol. App. Pharmacol., 225, 142 (2007), Ahlin, G., et al.: J. Med. Chem., 51, 5932 (2008), Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010), Bovee, T., et al.: J. Steroid Biochem. Mol. Biol., 118, 85 (2010),

Applications Sodium Cholesterol-25,26,26,26,27,27,27-d7 Sulfate is a useful isotopically labeled compound of Cholesterol 3-Sulfate Sodium Salt (C432500)

Applications (3β)-3-O-tert-Butyldimethylsilyl-cholest-5-ene-3,24-diol is a reactant used in the preparation of series of cholesterol side-chain analogs used in studies of the ω-regiospecificity of Mycobacterium tuberculosis cholesterol metabolizing cytochrome P 450 enzymes. It is used in the preparation of (25S)-Δ7-dafachronic acid, (25S)-Δ4-dafachronic acid, (25S)-dafachronic acid, and (25S)-cholestenoic acid. References Johnston, J. et al.: Bioorg. Med. Chem., 20, 4064 (2012); Martin, R. et al.: Org. Biomol. Chem., 6, 4293 (2008)

Applications Gibberellin A7 is an plant hormone that was isolated from culture filtrates of the fungus Gibberella fujikuroi. Gibberellin A7 was shown to promote the growth and elongation of cells. References Cross, B.E., et al.: Tetrahedron., 8, 451 (1962); Meijon, M., et al.: J. Plant. Growth. Regulat., 30, 74 (2011); Ward, D.A., et al.: Phytochem., 71, 2010 (2010);