Plasma progesterone level in the female armadillo during delayed implantation and gestation: preliminary report.
Ovulation in the armadillo was followed by an increase in the plasma level of progesterone to 10 ng/ml. The plasma concentration of progesterone decreased to approximatley 5 ng/ml during the 3 1/2 mo of delayed implantation and then increased to approximately 20 ng/ml for the 4 1/2 mo period of gestation.
D000818:Animals; D001135:Armadillos / Q000097:blood / Q000502:physiology*; D010064:Embryo Implantation; D005260:Female; D010060:Ovulation; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000097:blood*; D004490:Xenarthra / Q000502:physiology*
D011374:Progesterone