Steroid Standards

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

Cortisone acetate (Standard) is the analytical standard of Cortisone acetate. This product is intended for research and analytical applications. Cortisone acetate (Cortisone 21-acetate), an oxidized metabolite of Cortisol (a Glucocorticoid). Cortisone acetate acts as an immunosuppressant and anti-inflammatory agent. Cortisone acetate can partially intervene in binding of Glucocorticoid to Glucocorticoid-receptor at high concentrations.

Norgestrel (Standard) is the analytical standard of Norgestrel. This product is intended for research and analytical applications. Norgestrel is a synthetic analog of progesterone, a compound commonly found in oral contraceptive pill, and a powerful neuroprotective antioxidant, preventing light-induced ROS in photoreceptor cells, and cell death.

Withanolide A (Standard) is the analytical standard of Withanolide A. This product is intended for research and analytical applications. Withanolide A is an orally active extract from the Indian herb Ashwagandha. Withanolide A can induce apoptosis. Withanolide A has anti-inflammatory and antitumor activity. Withanolide A can be used in the study of neurodegenerative diseases.

Protodioscin (Standard) is the analytical standard of Protodioscin. This product is intended for research and analytical applications. Protodioscin, a major steroidal saponin in Trigonella foenum-graecum Linn., has been shown to exhibit multiple biological actions, such as anti-hyperlipidemia, anti-cancer, sexual effects and cardiovascular properties.

Gracillin (Standard) is the analytical standard of Gracillin. This product is intended for research and analytical applications. Gracillin is a steroidal saponin that can be extracted from the roots of the plant and has anti-tumor properties. Gracillin can induce cancer cell apoptosis and autophagy.

Pseudoprotodioscin (Standard) is the analytical standard of Pseudoprotodioscin. This product is intended for research and analytical applications. Pseudoprotodioscin, a furostanoside, inhibits SREBP1/2 and microRNA 33a/b levels and reduces the gene expression regarding the synthesis of cholesterol and triglycerides.

Ruscogenin (Standard) is the analytical standard of Ruscogenin. This product is intended for research and analytical applications. Ruscogenin, an important steroid sapogenin derived from Ophiopogon japonicus, attenuates cerebral ischemia-induced blood-brain barrier dysfunction by suppressing TXNIP/NLRP3 inflammasome activation and the MAPK pathway. Ruscogenin exerts significant anti-inflammatory and anti-thrombotic activities. Ruscogenin has orally bioactivity.

Cinobufagin (Standard) is the analytical standard of Cinobufagin. This product is intended for research and analytical applications. Cinobufagin is an anticancer agent that can be secreted by the Asiatic toad Bufo gargarizans. Cinobufagin induces the cell cycle arrests in the G1 phase or G2/M phase, leading to apoptosis in cancer cells. Cinobufagin inhibits tumor growth in melanoma and glioblastoma multiforme xenograft mouse models.

Cucurbitacin E (Standard) is the analytical standard of Cucurbitacin E. This product is intended for research and analytical applications. Cucurbitacin E is a natural compound which from Cucurbitaceae plants. Cucurbitacin E significantly suppresses the activity of the cyclin B1/CDC2 complex.

Daucosterol (Standard) is the analytical standard of Daucosterol. This product is intended for research and analytical applications. Daucosterol is an orally active natural sterol compound, which has anti-inflammatory, anticancer and immunomodulatory activities. Daucosterol inhibits cancer cell proliferation by inducing autophagy through ROS-dependent manner. Daucosterol also inhibits colon cancer growth by inducing apoptosis, inhibiting cell migration and invasion and targeting caspase signalling pathway.

Cyasterone (Standard) is the analytical standard of Cyasterone. This product is intended for research and analytical applications. Cyasterone, a natural EGFR inhibitor, mainly isolated from Ajuga decumbens Thunb (Labiatae). Cyasterone manifests anti-proliferation effect by induced apoptosis and cell cycle arrests. Cyasterone may serves as a therapeutic anti-tumor agent against human tumors.

Quinestrol (Standard) is the analytical standard of Quinestrol (HY-B1012). This product is intended for research and analytical applications. Quinestrol (W-3566) is an orally effective synthetic estrogen compound that acts on CYP3A4, CYP1A2, and GnRH. Quinestrol interferes with GnRH release and disrupts the hypothalamic-pituitary-ovarian axis. Quinestrol downregulates the gene expression of follicle-stimulating hormone β and luteinizing hormone β, induces oxidative stress, damages reproductive organs, reduces sperm density and motility, increases sperm malformation rate, and alters the levels of sex hormones such as testosterone, luteinizing hormone, estradiol, and progesterone. Quinestrol can be used in studies related to reproductive function regulation.

Desogestrel (Standard) is the analytical standard of Desogestrel. This product is intended for research and analytical applications. Desogestrel (Org-2969) is a third-generation progesterone analogue contained in many oral contraceptive preparations. Desogestrel is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.

Lynestrenol (Standard) is the analytical standard of Lynestrenol. This product is intended for research and analytical applications. Lynestrenol is a pregnane X receptor (PXR) agonist with the EC50s of 41 and 0.23 μM for hPXR and zfPXR, respectively. Lynestrenol, a synthetic progesteronelike agent possess immunostimulatory properties.

2-Methoxyestrone (Standard) is the analytical standard of 2-Methoxyestrone (HY-113252). This product is intended for research and analytical applications. 2-Methoxyestrone is an estrogen metabolite with antimitotic activity. 2-Methoxyestrone acts as a liver-specific prohormone that undergoes demethylation to form active 2-hydroxyestrogens, and it can also interconvert with 2-Methoxyestradiol (HY-12033) via the 17β-hydroxysteroid dehydrogenase pathway. In the presence of all-trans retinoic acid, 2-Methoxyestrone exerts a strong, concentration-dependent inhibitory effect on cell growth. 2-Methoxyestrone delays the progression of pulmonary hypertension in rats, alleviates right ventricular and pulmonary vascular remodeling, and relieves proliferative pulmonary hypertension in rats. 2-Methoxyestrone can be used in studies related to proliferative pulmonary hypertension.

Coprostanol (5β-Cholestan-3β-ol) (Standard) is the analytical standard of Coprostanol. This product is used for research and analytical applications. Coprostanol is a fecal sterol formed by the reduction of cholesterol by microorganisms in the human and higher animal intestines. Coprostanol can be used as an indicator sterol for fecal contamination. Coprostanol has been recognized as a good indicator of water resource pollution caused by sewage discharge. Coprostanol can serve as a potential biological indicator for cerebral chondrodystrophy (CTX).

Stigmastanol (Standard) is the analytical standard of Stigmastanol. This product is intended for research and analytical applications. Stigmastanol is a 6-amino derivative. Stigmastanol can be isolated from Hypericum riparium. Stigmastanol increases the secretion of IL-2 and IL-10. Stigmastanol reduces the maximum mitochondrial respiration of cells. Stigmastanol has beneficial effects on the weakened immune function of asthma.

24-Methylenecholesterol (Ostreasterol) (Standard) is the analytical standard of 24-Methylenecholesterol (HY-133968). This product is intended for research and analytical applications. 24-Methylenecholesterol (Ostreasterol) is a regulator targeting acyl-CoA cholesterol acyltransferase (ACAT) with anti-aging and neuroprotective effects. 24-Methylenecholesterol mimics the effects of nerve growth factor (NGF), can extend yeast lifespan through an anti-oxidative stress mechanism, and exhibits neuroprotective activity in PC12 cells. 24-Methylenecholesterol can reduce intracellular reactive oxygen species (ROS) and malondialdehyde (MDA) levels, activate anti-oxidative stress pathways (such as UTH1, SOD-related genes), and promote synaptic growth.

Cimbuterol (Standard) is the analytical standard of Cimbuterol. This product is intended for research and analytical applications. Cimbuterol is a β-adrenergic receptor agonist.