Sex chromatin in the amnion of the pig.
D000650:Amnion / Q000033:anatomy & histology / Q000166:cytology*; D000818:Animals; D005260:Female; D005333:Fetus; D006066:Gonads / Q000033:anatomy & histology; D008297:Male; D008722:Methods; D011247:Pregnancy; D012728:Sex Chromatin / Q000032:analysis*; D013552:Swine / Q000254:growth & development*; D014599:Uterus