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

University of Toronto researchers have expanded our understanding of bacterial immunity with the discovery of a new protein ...

The CDC will soon recommend that some people take a "morning-after" antibiotic to lower their risk of STIs. But someday, it's possible that bacteria-killing viruses could do this without driving ...

Add Yahoo as a preferred source to see more of our stories on Google. The idea that a single-celled bacterium can defend itself against viruses in a similar way as the 1.8-trillion-cell human immune ...

Researchers engineered bacteria to deliver hidden viruses into tumors, bypassing the immune system and unleashing a new strategy for targeted cancer treatment. The new platform combines the bacteria’s ...

Researchers uncover a notorious cholera strain that contains sophisticated immune systems to fend off viruses, which potentially helped it to fuel a devastating epidemic across Latin America. When we ...

Bacteria and viruses are often lumped together as germs, and they share many characteristics. They’re invisible to the human eye. They’re everywhere. And both can make us sick. Bacteria and viruses ...

Peering through his microscope in 1910, Franco-Canadian microbiologist Félix d'Hérelle noticed some "clear spots" in his bacterial cultures, an anomaly that turned out to be viruses preying on the ...

A bacteriophage is a virus that infects and replicates within bacteria. Image by Dr. Victor Padilla-Sanchez, PhD - Own work (CC BY-SA 4.0) A bacteriophage is a virus that infects and replicates within ...

Scientists built a model that allows them to diminish phage communities from a mouse gut microbiome -- and then bring them back -- without affecting the bacteria. On a test run of their model, ...

Microbiologists Patrick Moreira and Purificación López-García, together with virologists Arturo Ludmir and Lynn Enquist, are ...