A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated version of the virus, according to a report published this week in the New ...

In a new study published in Science Translational Medicine, investigators have shown that HIV can acquire mutations that cause resistance to lenacapavir—but at a huge cost to the virus itself.

We're keeping an eye on new influenza and SARS-CoV-2 viral variants. Here's what we know about those viruses—and your immune system's ability to fight back. According to the U.S. Centers for Disease ...

Chinese researchers have identified a key mutation in the Ebola virus that may explain why one of the deadliest outbreaks in recent history spread so widely and persisted for so long. Their findings ...

In simple terms: a mutation is a stable change in genetic sequence that can be copied when cells or viruses replicate. Most mutations have no detectable effect, some contribute to disease, and a small ...

Researchers said an effective HIV vaccine would need to stimulate the immune system to produce neutralising antibodies.

LA JOLLA, CA—We’re keeping an eye on new influenza and SARS-CoV-2 viral variants. Here’s what we know about those viruses—and your immune system’s ability to fight back. What is the influenza ...

As the seasonal flu picks up, there are even more opportunities for the bird flu to acquire mutations as the different influenza viruses mix. A 13-year-old girl in British Columbia who was ...