A new specialization of the granular endoplasmic reticulum in the uterine glands of the pig in the later stages of pregnancy.
D000818:Animals; D002454:Cell Differentiation; D002462:Cell Membrane; D003594:Cytoplasmic Granules; D004721:Endoplasmic Reticulum; D005088:Exocrine Glands / Q000166:cytology; D005260:Female; D008854:Microscopy, Electron; D011247:Pregnancy; D011270:Pregnancy, Animal; D013552:Swine / Q000033:anatomy & histology*; D013997:Time Factors; D014599:Uterus / Q000166:cytology* / Q000378:metabolism