Bacteria in the human gut can directly deliver proteins into human cells, actively shaping immune responses. A consortium led ...

New study demonstrates that diverse communities of resident bacteria can protect the human gut from disease-causing microorganisms. However, this protective effect is lost when only single species of ...

The study team included, back row, from left, graduate student Rebecca Ulrich; chemistry professor Paul Hergenrother; Chris Fields, of Roy J. Carver Biotechnology Center, research scientist Po-Chao ...

Ancient DNA from 5,500-year-old remains in Colombia reveals syphilis-related bacteria existed some 3,000 years earlier than previously known, says a new study.

Mycoplasma pneumoniae are tiny bacteria typically known to cause lung infections. But now, a group of scientists have turned them into double agents. Genetically engineered Mycoplasma helped break ...

Light is a universal stimulus that influences all living things. Cycles of light and dark help set the biological clocks for ...