human chorionic gonadotropin(redirected from alpha-HCG)
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human chorionic gonadotropin(HCG): see gonadotropic hormonegonadotropic hormone
any one of three glycoprotein (see protein) hormones released by either the anterior pituitary gland or the placenta (the organ in which maternal and fetal blood exchange nutrients and waste products) that have various effects upon
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human chorionic gonadotropin[′hyü·mən kȯr·ē′än·ik gō‚nad·ə′trō·pən]
A gonadotropic and luteotropic hormone secreted by the chorionic vesicle. Abbreviated HCG. Also known as chorionic gonadotropin.