Steroid Standards

Cortisone (Standard) is the analytical standard of Cortisone. This product is intended for research and analytical applications. Cortisone (17-Hydroxy-11-dehydrocorticosterone), an oxidized metabolite of Cortisol (a Glucocorticoid). Cortisone acts as an immunosuppressant and anti-inflammatory agent. Cortisone can partially intervene in binding of Glucocorticoid to Glucocorticoid-receptor at high concentrations.

Stigmasterol (Standard) is the analytical standard of Stigmasterol (HY-N0131). This product is intended for research and analytical applications. Stigmasterol is a plant sterol which has been focused on the cholesterol-lowering activity and is valued as an anti-stiffness factor in the therapy of rheumatic diseases.

Prednisone (Standard) is the analytical standard of Prednisone. This product is intended for research and analytical applications. Prednisone (Adasone) is a corticosteroid agent with anti-inflammatory and immunosuppressive effects that can be used to study diseases related to systemic lupus erythematosus.

Estradiol valerate (Standard) (β-Estradiol 17-valerate (Standard)) is the analytical standard of Estradiol valerate (HY-B0672). This product is intended for research and analytical applications. Estradiol valerate (β-Estradiol 17-valerate) is a synthetic estrogen widely used in combination with other steroid hormones in hormone replacement therapy agents.

Ethynyl Estradiol (Standard) is the analytical standard of Ethynyl Estradiol. This product is intended for research and analytical applications.

Megestrol acetate (Standard) is the analytical standard of Megestrol acetate. This product is intended for research and analytical applications. Megestrol acetate is a synthetic and orally active progesteronal agent. Megestrol acetate is effective as an appetite stimulant for wasting syndromes such as cachexia. Megestrol acetate decreases nuclear and cytosol androgen receptors human BPH tissue. Megestrol acetate has the potential for HIV study and downregulates autophagic catabolic pathway.

Alpha-Estradiol (Standard) is the analytical standard of Alpha-Estradiol. This product is intended for research and analytical applications. Alpha-Estradiol is a weak estrogen and a 5α-reductase inhibitor which is used as a topical medication in the treatment of androgenic alopecia.

17a-Hydroxypregnenolone (Standard) is the analytical standard of 17a-Hydroxypregnenolone. This product is intended for research and analytical applications. 17a-Hydroxypregnenolone is a metabolite of Pregnenolone (HY-B0151) and a precursor in the biosynthesis of Dehydroepiandrosterone (HY-14650). 17a-Hydroxypregnenolone is a substrate for the enzyme 3β-hydroxysteroid dehydrogenase (3β-HSD).

Estradiol benzoate (Standard) is the analytical standard of Estradiol benzoate. This product is intended for research and analytical applications. Estradiol benzoate (β-Estradiol 3-benzoate) is a HBx protein inhibitor and inhibits androgen and hepatitis B virus (HBV) transcription, replication. Estradiol benzoate shows antifertility effects, anti- Toxoplasma gondii activity and can improve memory behavior of Ovariectomy (Ovx) female mice.

Cortodoxone (Standard) is the analytical standard of Cortodoxone. This product is intended for research and analytical applications. Cortodoxone (11-Deoxycortisol; cortexolone) is a glucocorticoid steroid hormone and also is a glucocorticoid antagonist. Cortodoxone increases tryptophan oxygenase (TO) activity and induces the secretion of corticosterone. Cortodoxone regulates T cell proliferation and activation.

Dehydroepiandrosterone sulfate (DHEA sulfate; Prasterone sulfate) (Standard) is the analytical standard of Dehydroepiandrosterone sulfate (HY-113416). This product is intended for research and analytical applications. Dehydroepiandrosterone sulfate (DHEA sulfate; Prasterone sulfate) is a neurosteroid and the main secretion product of the adrenal gland. Dehydroepiandrosterone sulfate has both non-competitive antagonist activity of GABA_A receptor and agonist activity of σ₁ receptor. Dehydroepiandrosterone sulfate can partially penetrate the blood-brain barrier, inhibit GABA_A receptor-mediated chloride influx, enhance NMDA receptor activity through σ₁ receptors, exert anti-inflammatory, anti-glucocorticoid and antidepressant effects, and increase convulsive sensitivity. Dehydroepiandrosterone sulfate participates in neuroprotection, neurite growth regulation and catecholamine secretion regulation, and can be used in the study of depression, post-traumatic stress disorder (PTSD), Alzheimer's disease, etc. Dehydroepiandrosterone sulfate may also be a biomarker for cardiovascular disease mortality, and its concentration is independently and negatively correlated with mortality.

Fludrocortisone acetate (Standard) is the analytical standard of Fludrocortisone acetate. This product is intended for research and analytical applications.

Deoxycorticosterone (Standard) is the analytical standard of Deoxycorticosterone. This product is intended for research and analytical applications. Deoxycorticosterone is a steroid hormone produced by the adrenal gland that possesses mineralocorticoid activity and acts as an aldosterone precursor.

Brassinolide (Standard) is the analytical standard of Brassinolide. This product is intended for research and analytical applications. Brassinolide is a predominant plant growth modulator that regulate plant cell elongation.

Cucurbitacin B (Standard) is the analytical standard of Cucurbitacin B. This product is intended for research and analytical applications. Cucurbitacin B belongs to a class of highly oxidized tetracyclic triterpenoids and is oral active. Cucurbitacin B inhibits tumor cell growth, migration and invasion and cycle arrest, but induces cell apoptosis. Cucurbitacin B has potent anti-inflammatory, antioxidant, antiviral, hypoglycemic, hepatoprotective, neuroprotective activity.

5α-Cholestan-3β-ol (Standard) is the analytical standard of 5α-Cholestan-3β-ol. This product is intended for research and analytical applications. 5α-Cholestan-3β-ol is a derivitized steroid compound.

4β-hydroxy Cholesterol (Standard) is the analytical reference standard of 4β-hydroxy Cholesterol (HY-124265). This product is used for research and analytical applications. 4β-Hydroxycholesterol is a major Cholesterol (HY-N0322) metabolite and a precursor in the synthesis of bile acids that is found in human circulation.

Diosgenin (Standard) is the analytical standard of Diosgenin. This product is intended for research and analytical applications. Diosgenin, a steroidal saponin, can inhibit STAT3 signaling pathway. Diosgenin is an exogenous activator of Pdia3/ERp57. Diosgenin inhibits aortic atherosclerosis progression by suppressing macrophage miR-19b expression.

Digitoxin (Standard) is the analytical standard of Digitoxin. This product is intended for research and analytical applications. Digitoxin is an anti-cancer agent. Digitoxin induces apoptosis, inhibits influenza cytokine storm, causes DNA double-stranded breaks (DSBs) and blocks the cell cycle at the G2/M phase. Digitoxin induces calcium uptake into cells by forming transmembrane calcium channels and can be used for research of heart failure .

Withaferin A (Standard) is the analytical standard of Withaferin A. This product is intended for research and analytical applications. Withaferin A is a steroidal lactone isolated from Withania somnifera, inhibits NF-kB activation and targets vimentin, with potent antiinflammatory and anticancer activities. Withaferin A is an inhibitor of endothelial protein C receptor (EPCR) shedding.