title: Introduction to mechanisms of DNA damage and repair.
mesh_terms: D002467:Cell Nucleus / Q000378:metabolism; D004247:DNA / Q000378:metabolism*; D004260:DNA Repair; D004261:DNA Replication; D005609:Free Radicals; D007700:Kinetics; D008722:Methods
chemical_list: D005609:Free Radicals; D004247:DNA