title: Thymine dimer excision by extracts of human cells.
mesh_terms: D002731:4-Chloromercuribenzenesulfonate / Q000494:pharmacology; D002460:Cell Line; D004247:DNA / Q000378:metabolism / Q000528:radiation effects*; D004492:Edetic Acid / Q000494:pharmacology; D006367:HeLa Cells / Q000187:drug effects / Q000378:metabolism / Q000528:radiation effects; D008274:Magnesium / Q000494:pharmacology; D008345:Manganese / Q000494:pharmacology; D011830:Radiation Effects; D013942:Thymine Nucleotides / Q000378:metabolism*; D014466:Ultraviolet Rays
chemical_list: D013942:Thymine Nucleotides; D008345:Manganese; D002731:4-Chloromercuribenzenesulfonate; D004247:DNA; D004492:Edetic Acid; D008274:Magnesium