Streptococcus pneumoniae has a complex relationship with its obligate human host. On the
one hand, the pneumococci are highly adapted commensals, and their main reservoir on the …

As a complex microbial aggregate, biofilm is a group behavior of bacterial ability to adapt to
the environment. Bacteria produce biofilm substrates that enhance their tolerance to stress …

The capacity to release genetic material into the extracellular medium has been reported in
cultures of numerous species of bacteria, archaea, and fungi, and also in the context of …

Many bacteria are known to regulate their cooperative activities and physiological processes
through a mechanism called quorum sensing (QS), in which bacterial cells communicate …

The human pathogens Streptococcus pneumoniae and Streptococcus mutans have both
evolved complex quorum sensing (QS) systems that regulate the production of bacteriocins …

Streptococcus pneumoniae (the pneumococcus) is a common colonizer of the human
nasopharynx. Despite a low rate of invasive disease, the high prevalence of colonization …

Quorum-sensing systems control major virulence determinants in Enterococcus faecalis,
which causes nosocomial infections. The E. faecalis quorum-sensing systems include …

Background Bacillus amyloliquefaciens SQR9 is a plant growth-promoting rhizobacteria
(PGPR) with outstanding abilities to enhance plant growth and to control soil-borne …

The human nasopharynx is the main reservoir for Streptococcus pneumoniae (the
pneumococcus) and the source for both horizontal spread and transition to infection. Some …

Streptococcus pneumoniae (the pneumococcus) is a common commensal inhabitant of the
nasopharynx and a frequent etiologic agent in serious diseases such as pneumonia, otitis …