hCG is a glycoprotein produced during pregnancy by the developing embryo right after fertilization and later by the syncytiotrophoblast (a part of the placenta). It is also produced in the pituitary gland of men and women of all ages.
By María Rodríguez Ramírez (biologist specialized in clinical & biomedical laboratory) and Sandra Fernández B.A., M.A. (fertility counselor).
Last Update: 03/30/2016