title: Unscheduled DNA synthesis in primary cultures of human placentae.
mesh_terms: D002478:Cells, Cultured; D004247:DNA / Q000096:biosynthesis*; D004260:DNA Repair; D005260:Female; D005347:Fibroblasts / Q000378:metabolism; D005865:Gestational Age; D006801:Humans; D010920:Placenta / Q000166:cytology / Q000378:metabolism* / Q000528:radiation effects; D011247:Pregnancy; D014327:Trophoblasts / Q000378:metabolism; D014466:Ultraviolet Rays
chemical_list: D004247:DNA