title: Electron microscopic studies on substrate specificity of T4 excision repair endonuclease.
mesh_terms: D003090:Coliphages / Q000201:enzymology*; D004260:DNA Repair; D004279:DNA, Viral / Q000096:biosynthesis* / Q000302:isolation & purification / Q000528:radiation effects; D003851:Deoxyribonucleases / Q000378:metabolism*; D008854:Microscopy, Electron; D011830:Radiation Effects; D013539:Simian virus 40 / Q000032:analysis; D014466:Ultraviolet Rays
chemical_list: D004279:DNA, Viral; D003851:Deoxyribonucleases