title: Chromatin structure-function alterations during mammalian spermatogenesis: DNA nicking and repair in elongating spermatids.
authors.affiliation: Department of Anatomy, University of Iowa, Iowa City 52242.
authors.forename: S
authors.initials: S
authors.lastname: McPherson
authors.forename: F J
authors.initials: FJ
authors.lastname: Longo
mesh_terms: D000818:Animals; D002843:Chromatin / Q000737:chemistry / Q000502:physiology*; D004260:DNA Repair / Q000502:physiology*; D004264:DNA Topoisomerases, Type I / Q000378:metabolism*; D006801:Humans; D008297:Male; D013087:Spermatids / Q000378:metabolism / Q000502:physiology* / Q000648:ultrastructure; D013091:Spermatogenesis / Q000502:physiology*
chemical_list: D002843:Chromatin; D004264:DNA Topoisomerases, Type I