title: Arrangement of spindle apparatus in mitoses of different ploidy.
mesh_terms: D000818:Animals; D003411:Arvicolinae; D002466:Cell Nucleolus / Q000648:ultrastructure; D002467:Cell Nucleus / Q000648:ultrastructure*; D002478:Cells, Cultured; D004171:Diploidy; D005260:Female; D005347:Fibroblasts; D006570:Heterochromatin / Q000032:analysis; D008168:Lung; D008297:Male; D008938:Mitosis; D011123:Polyploidy; D012730:Sex Chromosomes / Q000032:analysis; D013194:Staining and Labeling
chemical_list: D006570:Heterochromatin