after their extraction from pure samples of uterine epithelial cells , triacylglycerols were in lower concentration ( microgram/microgram dna ) during pro-oestrus ( 0.4 ) than at any other stage of the oestrus cycle ( 0.73-0.86 ) , decreased during days 3 ( 0.5 ) , 4 ( 0.25 ) and 5 ( 0.24 ) of pregnancy , and were lower in ovariectomized females receiving oestradiol ( 0.18 ) than in those receiving medroxyprogesterone acetate ( 0.93 ) .
C0032961
pregnancy
C0014912
oestradiol