Ключевые слова
DNA; bacterial DNA; Escherichia coli; in vitro study; microorganism; plasmid; theoretical study; article; Escherichia coli; extrachromosomal inheritance; isolation and purification; molecular weight; serotyping; DNA, Bacterial; English Abstract; Escherichia coli; Extrachromosomal Inheritance; Molecular Weight; Plasmids; Serotyping