title: Heterochromatin blocks of chromosome pairs 1, 9 and 16 as a 'marker' for human diploid cells Wi-38.
mesh_terms: D002900:Chromosomes, Human, 1-3; D002902:Chromosomes, Human, 16-18; D002906:Chromosomes, Human, 6-12 and X; D004171:Diploidy; D006570:Heterochromatin; D006801:Humans; D007621:Karyotyping
chemical_list: D006570:Heterochromatin