title: Studies on the nucleotide arrangement in deoxyribonucleic acids. X. Frequency and composition of pyrimidine isostichs in microbial deoxyribonucleic acids and in the DNA of E. coli phage T3.
mesh_terms: D000225:Adenine / Q000032:analysis; D001409:Bacillus cereus / Q000032:analysis; D002845:Chromatography; D002854:Chromatography, Paper; D003090:Coliphages; D003597:Cytosine Nucleotides / Q000032:analysis; D004269:DNA, Bacterial / Q000032:analysis*; D004279:DNA, Viral / Q000032:analysis*; D004926:Escherichia coli / Q000032:analysis; D006147:Guanine / Q000032:analysis; D010758:Phosphorus / Q000032:analysis; D011743:Pyrimidines / Q000032:analysis*; D012241:Rhodopseudomonas / Q000032:analysis; D012485:Salmonella typhi / Q000032:analysis; D012486:Salmonella typhimurium / Q000032:analysis; D012706:Serratia marcescens / Q000032:analysis; D013941:Thymine / Q000032:analysis
chemical_list: D003597:Cytosine Nucleotides; D004269:DNA, Bacterial; D004279:DNA, Viral; D011743:Pyrimidines; D010758:Phosphorus; D006147:Guanine; D000225:Adenine; D013941:Thymine