title: Fine structure of spermiogenesis in the elasmobranch fish Squalus suckleyi. II. Late stages of differentiation and structure of the mature spermatozoon.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002467:Cell Nucleus; D002875:Chromosomes / Q000032:analysis; D005407:Flagella; D006003:Glycogen / Q000032:analysis; D006651:Histocytochemistry; D008297:Male; D008854:Microscopy, Electron; D008928:Mitochondria; D009024:Morphogenesis; D009696:Nucleic Acids / Q000032:analysis; D012754:Sharks; D013094:Spermatozoa / Q000166:cytology*
chemical_list: D009696:Nucleic Acids; D006003:Glycogen