title: Non-histone proteins and the structure of metaphase chromosomes.
mesh_terms: D002868:Chromosomal Proteins, Non-Histone / Q000032:analysis*; D002871:Chromosome Banding; D002875:Chromosomes / Q000032:analysis / Q000648:ultrastructure*; D003851:Deoxyribonucleases; D007621:Karyotyping; D008677:Metaphase; D011402:Pronase; D012260:Ribonucleases
chemical_list: D002868:Chromosomal Proteins, Non-Histone; D003851:Deoxyribonucleases; D012260:Ribonucleases; D011402:Pronase