title: Demonstration of sequence differences in the ribonucleic acids of bacteriophage MS2, and a mutant of MS2.
mesh_terms: D000225:Adenine / Q000378:metabolism; D002852:Chromatography, Ion Exchange; D003090:Coliphages / Q000187:drug effects / Q000302:isolation & purification / Q000378:metabolism*; D004926:Escherichia coli; D005827:Genetics, Microbial; D006147:Guanine / Q000378:metabolism; D006863:Hydrogen-Ion Concentration; D008722:Methods; D009154:Mutation; D009573:Nitrites; D009711:Nucleotides / Q000032:analysis / Q000378:metabolism; D012367:RNA, Viral / Q000032:analysis / Q000378:metabolism*; D012260:Ribonucleases; D013696:Temperature; D014776:Virus Cultivation
chemical_list: D009573:Nitrites; D009711:Nucleotides; D012367:RNA, Viral; D006147:Guanine; D012260:Ribonucleases; D000225:Adenine