Horizontal transfer of genomic islands (GEIs), that is, chromosomal regions encoding
functions that can be advantageous for the host, plays a key role in bacterial evolution, but …

Antibiotic-resistant Gram-positive bacteria are responsible for morbidity and mortality in
healthcare environments. Enterococcus faecium, Enterococcus faecalis, Staphylococcus …

Lactobacillus species are widely used as probiotics and starter cultures for a variety of foods,
supported by a long history of safe usage. Although more than 35 species meet the …

Purpose. Streptococcus pneumoniae is a commensal bacterium that normally colonizes the
human nasopharyngeal cavity. Once disseminated, it can cause several diseases, ranging …

Little is known about the mechanisms that disseminate antibiotic resistance genes (ARGs) in
wastewater microbial communities under antibiotic stress. The role of horizontal transfer …

Recent genome analyses suggest that integrative and conjugative elements (ICEs) are
widespread in bacterial genomes and therefore play an essential role in horizontal transfer …

An excessive use of antimicrobial agents poses a risk for the selection of resistant bacteria.
Of particular interest are antibiotics that have large consumption rates in both veterinary and …

The mef (A) gene was originally identified as the resistance determinant responsible for type
M resistance to macrolides, a phenotype frequently found in clinical isolates of …

The ST5 lineage of methicillin-resistant Staphylococcus aureus (MRSA) is one of the most
globally disseminated hospital-associated MRSA (HA-MRSA) lineages. We isolated a new …

The oral and nasopharyngeal streptococci are a major part of the normal microbiota in
humans. Most human associated streptococci are considered commensals, however, a …