title: Reactivity of thymine to gamma rays in HeLa chromatin and nucleoprotein preparations.
mesh_terms: D002458:Cell Fractionation; D002587:Cesium Isotopes; D002843:Chromatin / Q000528:radiation effects; D002875:Chromosomes / Q000032:analysis; D004269:DNA, Bacterial / Q000528:radiation effects; D004273:DNA, Neoplasm / Q000528:radiation effects*; D004926:Escherichia coli; D005609:Free Radicals; D006367:HeLa Cells / Q000032:analysis / Q000378:metabolism; D006657:Histones / Q000528:radiation effects; D006801:Humans; D006863:Hydrogen-Ion Concentration; D009690:Nucleic Acid Conformation; D009698:Nucleoproteins / Q000302:isolation & purification / Q000528:radiation effects*; D010545:Peroxides / Q000032:analysis; D011485:Protein Binding / Q000528:radiation effects; D011830:Radiation Effects; D011868:Radioisotopes; D013329:Structure-Activity Relationship; D013936:Thymidine / Q000378:metabolism; D013941:Thymine / Q000528:radiation effects*; D014316:Tritium
chemical_list: D002587:Cesium Isotopes; D002843:Chromatin; D004269:DNA, Bacterial; D004273:DNA, Neoplasm; D005609:Free Radicals; D006657:Histones; D009698:Nucleoproteins; D010545:Peroxides; D011868:Radioisotopes; D014316:Tritium; D013941:Thymine; D013936:Thymidine