title: Occurrence of pyrimidine-rich tracts in ascites tumor DNA and the formation of UV-induced thymine dimers.
mesh_terms: D000818:Animals; D004273:DNA, Neoplasm / Q000378:metabolism / Q000528:radiation effects*; D008297:Male; D011740:Pyrimidine Dimers; D051381:Rats; D012517:Sarcoma, Yoshida / Q000378:metabolism; D014466:Ultraviolet Rays
chemical_list: D004273:DNA, Neoplasm; D011740:Pyrimidine Dimers