title: Protection against Graffi's leukemia in mice treated with leukemic cells photo-inactivated by psoralen.
mesh_terms: D000818:Animals; D064987:Cell- and Tissue-Based Therapy; D002478:Cells, Cultured / Q000187:drug effects / Q000528:radiation effects; D003374:Coumarins / Q000494:pharmacology*; D007942:Leukemia, Experimental / Q000517:prevention & control*; D051379:Mice; D008810:Mice, Inbred C57BL; D011830:Radiation Effects
chemical_list: D003374:Coumarins