title: Difference in the frequency of sex chromatin positive cells in DNA-synthetizing and non-synthetizing human cells in tissue cultures.
mesh_terms: D002478:Cells, Cultured; D004247:DNA / Q000096:biosynthesis*; D005260:Female; D005347:Fibroblasts; D006801:Humans; D008938:Mitosis; D012728:Sex Chromatin / Q000032:analysis*
chemical_list: D004247:DNA