title: Differentiation of parietal endoderm cells of the guinea pig yolk sac, with particular reference to the development of endoplasmic reticulum.
mesh_terms: D000367:Age Factors; D000481:Allantoin; D000818:Animals; D002454:Cell Differentiation; D003594:Cytoplasmic Granules; D004707:Endoderm / Q000166:cytology*; D004721:Endoplasmic Reticulum; D005321:Extraembryonic Membranes / Q000166:cytology*; D005260:Female; D005865:Gestational Age; D006056:Golgi Apparatus; D006168:Guinea Pigs; D008854:Microscopy, Electron; D010063:Ovum / Q000166:cytology; D010920:Placenta / Q000166:cytology; D011247:Pregnancy; D012270:Ribosomes
chemical_list: D000481:Allantoin