A study of the ultrastructure of the developing spleen in the albino rat.
D000818:Animals; D001808:Blood Vessels; D002454:Cell Differentiation; D004920:Erythropoiesis; D066298:In Vitro Techniques; D008854:Microscopy, Electron; D051381:Rats; D013154:Spleen / Q000196:embryology* / Q000254:growth & development*