title: A developmental study of constitutive heterochromatin in Microtus agrestis.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002455:Cell Division; D002842:Chromatids; D002875:Chromosomes / Q000254:growth & development*; D004622:Embryo, Mammalian / Q000166:cytology; D005260:Female; D005347:Fibroblasts; D006570:Heterochromatin / Q000254:growth & development; D008099:Liver / Q000166:cytology; D008297:Male; D008540:Meiosis; D051379:Mice; D008938:Mitosis; D009474:Neurons; D010063:Ovum; D012730:Sex Chromosomes; D013094:Spermatozoa
chemical_list: D006570:Heterochromatin