Fetal hemopoiesis. I. Electron microscopic studies on human yolk sac hemopoiesis.
D002454:Cell Differentiation; D002467:Cell Nucleus; D003593:Cytoplasm; D004622:Embryo, Mammalian; D004848:Epithelium; D005260:Female; D006003:Glycogen / Q000032:analysis; D006410:Hematopoiesis; D006801:Humans; D007962:Leukocytes; D008264:Macrophages; D008533:Megakaryocytes; D008854:Microscopy, Electron; D008928:Mitochondria; D011132:Polyribosomes; D014817:Vitelline Membrane
D006003:Glycogen