title: Repair replication in heterokaryons deprived from different repair-deficient xeroderma pigmentosum strains.
mesh_terms: D001345:Autoradiography; D002459:Cell Fusion; D002478:Cells, Cultured; D002499:Centrifugation, Density Gradient; D004260:DNA Repair; D006801:Humans; D011830:Radiation Effects; D012867:Skin / Q000528:radiation effects; D014316:Tritium; D014466:Ultraviolet Rays; D014983:Xeroderma Pigmentosum / Q000378:metabolism*
chemical_list: D014316:Tritium