title: Isolation of metaphase chromosomes with high molecular weight DNA at pH 10.5.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D002499:Centrifugation, Density Gradient; D002875:Chromosomes; D006224:Cricetinae; D003584:Cytological Techniques; D004247:DNA; D006863:Hydrogen-Ion Concentration; D008938:Mitosis; D008970:Molecular Weight; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D014316:Tritium; D004247:DNA; D013936:Thymidine