Lutein（Progesterone） CAS:57-83-0 Manufacturer Supplier

Progesterone is a hormone released by luteal cells in the ovaries which contains 21 Carbon Atoms. Progesterone is also a crucial metabolic intermediate in the production of other endogenous steroids. There are two crystal forms of progesterone, that are type-α and type-β, the two types have similar physiological activity. Type-α is precipitated from dilute ethanol as orthorhombic white prismatic crystal, while type-β is orthorhombic white needle crystal, they are both insoluble in water, but soluble in ethanol, ethyl ether, chloroform, acetone, dioxane and concentrated sulfuric acid.

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Application and Effect

Progesterone is used as a contraceptive, for amenorrhea, for premenopausal syndrome, infertility, incomplete pregnancies, and anovulatory uterine bleeding.Progesterone can maintain the female animal pregnancy, and cause a series of physiological changes, such as inhibition of female estrus.Progesterone has the power to promote the thickening of the lining of the uterus, promote the bending of the gland and to increase secretion function.Progesterone can inhibit the peristalsis of the uterus, and contribute to the cervix contraction, secretion of mucus, etc.. These physiological changes provide suitable environment for the operation, growth and development of early embryos, as well as the continued growth of the fetus.