title: [Origin and migration of the primordial germ cells in the chick--light and electron microscopic studies].
mesh_terms: D000818:Animals; D002465:Cell Movement; D002642:Chick Embryo; D005854:Germ Cells / Q000648:ultrastructure*; D008854:Microscopy, Electron; D010504:Periodic Acid; D013194:Staining and Labeling
chemical_list: D010504:Periodic Acid