Derivation and ultrastructure of the stroma cells of the human chorionic villus.
D002454:Cell Differentiation; D003593:Cytoplasm; D004721:Endoplasmic Reticulum; D005321:Extraembryonic Membranes / Q000166:cytology*; D005260:Female; D006056:Golgi Apparatus; D006801:Humans; D008854:Microscopy, Electron; D011247:Pregnancy