An ultrastructural study of primordial germ cells, oogonia and early oocytes in Xenopus laevis.
D000818:Animals; D002454:Cell Differentiation; D002466:Cell Nucleolus; D002467:Cell Nucleus; D002843:Chromatin; D002875:Chromosomes; D003593:Cytoplasm; D005260:Female; D005854:Germ Cells / Q000166:cytology*; D006066:Gonads / Q000196:embryology; D007814:Larva; D008540:Meiosis; D008566:Membranes; D008854:Microscopy, Electron; D008928:Mitochondria; D010063:Ovum / Q000166:cytology*; D012732:Sex Determination Analysis; D014981:Xenopus / Q000196:embryology*
D002843:Chromatin