title: [Chromosomal polymorphism: the biological and medical aspects].
abstract: The review on the problem of human chromosomal polymorphism is presented. Biological nature of polymorphism of heterochromatin as well as its different phenotypes were considered. Prospects of chromosomal polymorphism study in the future for investigation of different forms of pathology were also discussed.
authors.forename: S M
authors.initials: SM
authors.lastname: Kuznietsova
authors.forename: N V
authors.initials: NV
authors.lastname: Hur'ianova
authors.forename: M V
authors.initials: MV
authors.lastname: Kalashnikov
mesh_terms: D002877:Chromosomes, Human / Q000235:genetics*; D006570:Heterochromatin / Q000235:genetics; D006801:Humans; D010641:Phenotype; D011110:Polymorphism, Genetic / Q000235:genetics*
chemical_list: D006570:Heterochromatin