title: Localization of zinc in a dense fiber-connecting piece fraction of rat sperm tails analogous chemically to hair keratin.
mesh_terms: D000596:Amino Acids / Q000378:metabolism; D000818:Animals; D003545:Cysteine / Q000378:metabolism; D006197:Hair / Q000032:analysis / Q000378:metabolism*; D007633:Keratins / Q000302:isolation & purification / Q000378:metabolism*; D008297:Male; D011485:Protein Binding; D051381:Rats; D013082:Sperm Tail / Q000378:metabolism* / Q000648:ultrastructure; D013094:Spermatozoa / Q000378:metabolism*; D013438:Sulfhydryl Compounds / Q000378:metabolism; D015032:Zinc / Q000378:metabolism*
chemical_list: D000596:Amino Acids; D013438:Sulfhydryl Compounds; D007633:Keratins; D015032:Zinc; D003545:Cysteine