NCIt synonyms : Pregn-4-ene-3,20-dione; Delta4-pregnene-3,20-dione; Corpus Luteum Hormone;
NCIt definition : Produced in the corpus luteum and by the placenta, as an antagonist of estrogens.
Promotes proliferation of uterine mucosa and the implantation of the blastocyst, prevents
further follicular development.;
Alternative definition : NCI-GLOSS: A type of hormone made by the body that plays a role in the menstrual cycle
and pregnancy. Progesterone can also be made in the laboratory. It may be used as
a type of birth control and to treat menstrual disorders, infertility, symptoms of
menopause, and other conditions.;