title: Reduced variability in nuclear DNA content of vas deferens versus epididymal spermatozoa in hybrid hypofertile mice.
mesh_terms: D000818:Animals; D002467:Cell Nucleus / Q000032:analysis; D004247:DNA / Q000032:analysis*; D004822:Epididymis / Q000032:analysis*; D007248:Infertility, Male; D008297:Male; D008540:Meiosis; D051379:Mice; D013094:Spermatozoa / Q000032:analysis*; D014649:Vas Deferens / Q000032:analysis*
chemical_list: D004247:DNA