Bacteria are among the most diverse and ancient forms of life on Earth. Yet, much of what is known about them comes from a ...

Bacteria talk to each other using N-acylhomoserine lactones (AHLs) as quorum sensing (QS) signals. This signaling allows the bacteria to control gene expression of virulence factors and biofilms once ...

One of the most diverse ecosystems on the planet is closer than you think - right inside your mouth. Your mouth is a thriving ecosystem of more than 500 different species of bacteria living in ...

Some bacteria carry tiny syringes filled with chemicals that may thin out competitors or incapacitate predators. Now, researchers have gotten up-close views of these syringes, technically known as ...

Colibactin is a powerful toxin produced by Escherichia coli and other bacteria living in the human gut. This highly unstable ...

In a first-of-its-kind lab study, scientists prove that probiotic bacteria stimulate immediate and measurable changes in brain cell function, hinting at a new direct communication between your gut and ...