Viruses attack nearly every living organism on Earth. To do so, they rely on highly specialized proteins that recognize and ...

Antibiotic treatments are losing effectiveness against a range of common bacterial pathogens, including E. coli, K.

Common gut bacteria use protein delivery systems to interact directly with human cells, reshaping how scientists view the ...

A study reveals how microscopic bacteria can physically alter your cells and wreak havoc.

An inflammatory sugar molecule produced by certain gut bacteria may play a key role in driving ALS, a study found.

A new study finds that a trait helping a marine bacterium survive and flourish today may ultimately become its Achilles Heel as ocean conditions continue to shift.

Harvard immunologist Dennis Kasper and his colleagues have found that tiny changes in gut bacteria can flip the immune system from calm to inflamed, even when the microbes look harmless. Their work, ...

Are all bacterial cells in a group alike? It doesn't seem so. A population of bacterial cells may be heteroresistant, which is to say that some may be able to evade the effects of antibiotics, while ...

Marine animals, such as the extremely simple flatworm Trichoplax, are ideal model organisms for studying the early ...

Scientists at LSU have patented a novel way to kill cancer cells using staph bacteria, sometimes called the “superbug.” ...