title: Conjugative transfer of multiple-antibiotic resistance markers in beta-hemolytic group A, B, F, and G streptococci in the absence of extrachromosomal deoxyribonucleic acid.
mesh_terms: D003227:Conjugation, Genetic; D004262:DNA Restriction Enzymes; D004269:DNA, Bacterial / Q000235:genetics; D015247:Deoxyribonuclease HindIII; D004352:Drug Resistance, Microbial; D011815:R Factors; D013291:Streptococcus / Q000235:genetics*; D013292:Streptococcus agalactiae / Q000235:genetics; D013297:Streptococcus pyogenes / Q000235:genetics
chemical_list: D004269:DNA, Bacterial; D004262:DNA Restriction Enzymes; D015247:Deoxyribonuclease HindIII