Clonal Spread of Highly β-Lactam-Resistant Streptococcus pneumoniae Isolates in Taiwan

Clonal Spread of Highly β-Lactam-Resistant Streptococcus pneumoniae Isolates in Taiwan Serotypes, Clones, and Mechanisms of Resistance of Erythromycin-Resistant Streptococcus pneumoniae Isolates Collected in Spain Clonal Diversity and Resistance Mechanisms in Tetracycline-Nonsusceptible Streptococcus pneumoniae Isolates in Poland Surveillance of Carbapenem-Resistant Pseudomonas aeruginosa Isolates from Puerto Rican Medical Center Hospitals: Dissemination of KPC and IMP-18 β-Lactamases Temporal Trends of Antimicrobial Resistance and Clonality of Invasive Streptococcus pneumoniae Isolates in Finland, 2002 to 2006 Mechanisms of Macrolide Resistance among Streptococcus pneumoniae Isolates from Russia Polyclonal Population Structure of Streptococcus pneumoniae Isolates in Spain Carrying mef and mef plus erm (B) Distribution of Serotypes, Genotypes, and Resistance Determinants among Macrolide-Resistant Streptococcus pneumoniae Isolates Highly Variable Penicillin Resistance Determinants PBP 2x, PBP 2b, and PBP 1a in Isolates of Two Streptococcus pneumoniae Clonal Groups, Poland ^23F -16 and Poland ^6B -20 The Macrolide Resistance Genes erm (B) and mef (E) Are Carried by Tn 2010 in Dual-Gene Streptococcus pneumoniae Isolates Belonging to Clonal Complex CC271