The phrase "mutated virus" means that a virus has changed or evolved slightly in its genetic material, making it different from the original version. This mutation can affect how the virus spreads or how severe its effects are. Full definition
The mechanisms behind seasonal influenza outbreaks are unclear, but understanding these patterns could help health officials wrangle with a notoriously mercurial medical specter caused by a rapidly mutating virus. (scientificamerican.com)
«The observation that women are often infected with more mutated viruses than men shows that the transmission barrier is higher when infecting men and lower for women,» Hunter says. (sciencedaily.com)
In HIV - 2 and capsid - mutated viruses described in the paper, the cDNA gets sensed by the cytosolic sensor cGAS (radar) leading to induction of antiviral and immune response gene expression. (sciencedaily.com)