title: Spermatogenesis in animals as revealed by electron microscopy. XVI. The microtubular structure and sites of thiamine pyrophosphatase activity in premature sperm of the Japanese crayfish.
mesh_terms: D000469:Alkaline Phosphatase / Q000378:metabolism; D000818:Animals; D003445:Crustacea; D006652:Histological Techniques; D008297:Male; D008722:Methods; D010744:Phosphoric Monoester Hydrolases / Q000378:metabolism*; D013094:Spermatozoa / Q000201:enzymology*; D013737:Testis / Q000166:cytology*; D013835:Thiamine Pyrophosphate / Q000378:metabolism
chemical_list: D000469:Alkaline Phosphatase; D010744:Phosphoric Monoester Hydrolases; D013835:Thiamine Pyrophosphate