title: Fine structure of normal spermatid differentiation in Drosophila melanogaster.
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D003593:Cytoplasm; D004331:Drosophila melanogaster / Q000254:growth & development*; D004721:Endoplasmic Reticulum; D005407:Flagella; D006056:Golgi Apparatus; D008297:Male; D008854:Microscopy, Electron; D008928:Mitochondria; D009992:Osmium; D010087:Oxides; D013091:Spermatogenesis; D013094:Spermatozoa / Q000166:cytology; D013194:Staining and Labeling; D013737:Testis / Q000166:cytology
chemical_list: D010087:Oxides; D009992:Osmium