title: Diurnal variations of progesterone in the milk of pregnant and non-pregnant buffaloes (Bubalus bubalis).
mesh_terms: D000818:Animals; D002020:Buffaloes / Q000378:metabolism*; D002940:Circadian Rhythm; D005260:Female; D008892:Milk / Q000032:analysis*; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000032:analysis*
chemical_list: D011374:Progesterone