title: [Study of premature chromosome condensation (PCC) II. X-ray effect on PCC damage of HeLa cell and progress of the cell cycle].
mesh_terms: D002453:Cell Cycle / Q000528:radiation effects*; D002869:Chromosome Aberrations; D004307:Dose-Response Relationship, Radiation; D006367:HeLa Cells / Q000648:ultrastructure; D006801:Humans