title: Meiotic chromosomes of antelope squirrels.
abstract: Cytological preparations of testes from squirrels belonging to the genus Ammospermophilus exhibit meiotic peculiarities specifically associated with constitutive heterochromatin.
mesh_terms: D000818:Animals; D002871:Chromosome Banding; D002875:Chromosomes; D006570:Heterochromatin; D008297:Male; D008540:Meiosis; D012589:Sciuridae / Q000235:genetics*; D013737:Testis / Q000648:ultrastructure
chemical_list: D006570:Heterochromatin