title: Events in the germ cell lineage after entry of the primordial germ cells into the genital ridges in normal and u.v.-irradiated Xenopus laevis.
mesh_terms: D000818:Animals; D002452:Cell Count; D002454:Cell Differentiation; D005260:Female; D005854:Germ Cells / Q000166:cytology; D007814:Larva / Q000528:radiation effects; D008297:Male; D008938:Mitosis; D014466:Ultraviolet Rays; D014981:Xenopus / Q000196:embryology*