title: Photochemical evidence for conformation changes in DNA during germination of bacterial spores.
mesh_terms: D001410:Bacillus megaterium / Q000378:metabolism; D001412:Bacillus subtilis / Q000378:metabolism; D002854:Chromatography, Paper; D004269:DNA, Bacterial / Q000528:radiation effects*; D011831:Radiation Genetics; D013170:Spores / Q000528:radiation effects*; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014466:Ultraviolet Rays
chemical_list: D004269:DNA, Bacterial; D014316:Tritium; D013936:Thymidine