Photoraactivation: a radiation repair mechanism absent from mammalian cells.
D001345:Autoradiography; D002455:Cell Division; D046508:Culture Techniques; D004247:DNA / Q000096:biosynthesis; D011830:Radiation Effects; D013936:Thymidine / Q000378:metabolism; D014466:Ultraviolet Rays
D004247:DNA; D013936:Thymidine