title: Clonal tumor cell heterogeneity.
mesh_terms: D001932:Brain Neoplasms / Q000188:drug therapy / Q000235:genetics / Q000473:pathology*; D002330:Carmustine / Q000627:therapeutic use; D002869:Chromosome Aberrations; D002945:Cisplatin / Q000627:therapeutic use; D046508:Culture Techniques; D004351:Drug Resistance; D005910:Glioma / Q000188:drug therapy / Q000235:genetics / Q000473:pathology*; D006801:Humans; D007621:Karyotyping; D008940:Mitotic Index; D014411:Neoplastic Stem Cells / Q000473:pathology*; D013234:Stem Cells / Q000473:pathology*
chemical_list: D002945:Cisplatin; D002330:Carmustine