난소의 황체에서 분비되어 수정란의 착상을 돕고 임신을 유지시키는 역할을 하는 스테로이드 호르몬.
A steroid hormone secreted by the corpus luteum of the ovary that prepares the lining of the uterus for the implantation of a fertilized egg and maintains pregnancy.
예문:
"Progesterone levels rise significantly during the second half of the menstrual cycle."
"The doctor prescribed progesterone supplements to help support the early stages of her pregnancy."
"A drop in progesterone triggers the shedding of the uterine lining if fertilization does not occur."