Research Library
Endocrine Research
HCG
Also known as: Human Chorionic Gonadotropin, Pregnyl
HCG is a glycoprotein hormone produced during pregnancy, often used in research to mimic luteinizing hormone (LH) to stimulate gonadal function.
Molecular Properties
Molecular Formula
C679H1078N190O212S8
Molecular Weight
25700 g/mol
CAS Number
9002-61-3
Research History
Used clinically for decades in fertility treatments and as a tool in endocrine studies to assess Leydig cell function.
Studied Mechanisms
Binds to the LH/choriogonadotropin receptor, activating cAMP pathways to increase testosterone or progesterone synthesis.
Storage Reference
Store lyophilized at 2-8°C. Once mixed, refrigerate.
Handling Reference
Handle with sterile gloves; follow manufacturer reconstitution instructions.