title: Electron microscopy of ultraviolet-irradiated parts of chromosomes.
mesh_terms: D000818:Animals; D002875:Chromosomes / Q000528:radiation effects*; D066298:In Vitro Techniques; D008854:Microscopy, Electron; D010496:Pericardium / Q000166:cytology; D011831:Radiation Genetics; D013194:Staining and Labeling; D014466:Ultraviolet Rays; D014562:Caudata