Oocyte maturation division in the mammalian ovary during various phass of the estrous cycle and in acute radiation.
D000818:Animals; D030762:Estrous Cycle; D004971:Estrus; D005260:Female; D006801:Humans; D008597:Menstrual Cycle; D009865:Oocytes; D009866:Oogenesis; D010053:Ovary; D011830:Radiation Effects
ESTRUS; OVARY; RADIATION EFFECTS