If you let the virus replicate itself 900,000 times, odds are that the advantageous mutation will occur," says Johns Hopkins virologist Andrew Pekosz. "But if you limit the overall replication of the ...

For more than three months the patient struggled against Covid-19. His immune system was already in a bad way when he caught the virus – he had been receiving a drug treatment for lymphoma, a ...

As the virus infects more humans, especially if those cases are not closely surveilled, it creates more opportunities for the virus to mutate and mix with other viruses that are already good at ...

STAT News Video - Video. How — and why — coronaviruses mutate. Posted: May 3, 2025 | Last updated: May 3, 2025. Most of the time when a virus mutates, the resulting variants are benign or even ...

The new coronavirus, like all other viruses, mutates, or undergoes small changes in its genome. But it's likely nothing to worry about, an expert says. ... in 70% of the virus samples.

The virus that causes mpox has typically been fairly stable and slow to mutate, but APOBEC-driven mutations can accelerate viral evolution, said Dr. Miguel Paredes in August, who is studying the ...

The novel coronavirus, SARS-CoV-2, seems to mutate its genes four times slower than seasonal flu, which is good news for the potential of a successful vaccine.

Researchers mapped how the measles virus mutated and spread in the brain of a person who succumbed to a rare, lethal brain disease. New cases of this disease, which is a complication of the ...

In both of those cases, virus samples showed that once it was in the body, it mutated in ways that would allow it to stick to cells in the mucous membrane lining the upper respiratory tract.

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 ...

In severe bird flu cases, the virus can mutate as it lingers in the body As the seasonal flu picks up, there are even more opportunities for the bird flu to acquire mutations as the different ...