Progesterone

Female sex hormone with a major role in the mentrual cycle produced by the corpus luteum in the ovaries:

Menstrual cycle

1. Follicular phase
-1st day of menses to ovulation
-Endometrial proliferation
-Estrogen > Progesterone (estrogen dominated)
2. Luteal phase
-from ovulation to menses
-endometrial secretion
-Progesterone > Estrogen

Progesterone Targets:

-mammary gland
-uterus
-hypothalamus