title: [New differential staining technic of human chromosomes. 2. Urea treatment and Giemsa banding applied to the study of chromosomal aberrations].
mesh_terms: D002869:Chromosome Aberrations; D004314:Down Syndrome / Q000235:genetics; D006801:Humans; D007621:Karyotyping; D008722:Methods; D013194:Staining and Labeling; D014424:Turner Syndrome / Q000235:genetics; D014508:Urea
chemical_list: D014508:Urea