title: [Electron microscopy study of pycnotic degeneration in spermatogonia of Triturus helveticus Razoumowsky].
mesh_terms: D000818:Animals; D002467:Cell Nucleus / Q000648:ultrastructure*; D002843:Chromatin / Q000473:pathology; D003593:Cytoplasm / Q000473:pathology; D005854:Germ Cells / Q000473:pathology* / Q000648:ultrastructure; D066298:In Vitro Techniques; D008297:Male; D008854:Microscopy, Electron; D013094:Spermatozoa / Q000473:pathology* / Q000648:ultrastructure; D014319:Triturus
chemical_list: D002843:Chromatin
vernacular_title: Etude au microscope électronique de la dégénérescence pycnotique dans les spermatogonies de Triturus helveticus Razoumowsky