title: Polymorphic patterns of heterochromatin distribution in guinea pig chromosomes.
mesh_terms: D000818:Animals; D002875:Chromosomes / Q000032:analysis*; D046508:Culture Techniques; D004247:DNA; D005260:Female; D006168:Guinea Pigs; D006570:Heterochromatin / Q000032:analysis*; D007621:Karyotyping; D007668:Kidney; D008297:Male; D011110:Polymorphism, Genetic; D012730:Sex Chromosomes / Q000032:analysis*
chemical_list: D006570:Heterochromatin; D004247:DNA