This paper discusses the mechanisms of S. aureus drug resistance including:(1)
introduction.(2) resistance to beta-lactam antibiotics, with particular emphasis on the mec …

Foodborne illnesses caused by bacterial microorganisms are common worldwide and
constitute a serious public health concern. In particular, microorganisms belonging to the …

Twenty-five distinct tetracycline-resistant gram-negative bacteria recovered from four
Chilean fish farms with no history of recent antibiotic use were examined for the presence of …

ABSTRACT A disposable microarray was developed for detection of up to 90 antibiotic
resistance genes in gram-positive bacteria by hybridization. Each antibiotic resistance gene …

From its introduction in 1952 onwards, the clinical use of macrolides has been steadily
increasing, both in human and veterinary medicine. Although initially designed to the …

Variation in gene content among strains of a bacterial species contributes to biomedically
relevant differences in phenotypes such as virulence and antimicrobial resistance. Group A …

Sixty-three recent Italian clinical isolates of Streptococcus pyogenes resistant to both
erythromycin (MICs≥ 1 μg/ml) and tetracycline (MICs≥ 8 μg/ml) were genotyped for …

Macrolides have enjoyed a resurgence as new derivatives and related compounds have
come to market. These newer compounds have become important in the treatment of …

Objectives The aim of this study was to isolate and characterize methicillin-resistant
Staphylococcus aureus (MRSA) and methicillin-resistant coagulase-negative …

Macrolide resistance in staphylococci is based on the expression of a number of genes
which specify four major resistance mechanisms:(i) target site modification by methylation of …