Plasma levels of "free" progestin during the estrous cycle in the mouse.
D000818:Animals; D030762:Estrous Cycle; D004971:Estrus / Q000502:physiology*; D005260:Female; D008597:Menstrual Cycle; D051379:Mice; D011374:Progesterone / Q000097:blood*; D011372:Progestins
D011372:Progestins; D011374:Progesterone
ESTRUS/physiology; PROGESTERONE/blood