Viruses acquire genes from eukaryotes — organisms whose cells store their DNA in a nucleus — and use them for their own function. Conversely, eukaryotes acquire genes from viruses to bring new ...

SMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution) Despite the fact that viruses are among the simplest biological entities--consisting only of DNA or RNA encapsulated in ...

As COVID-19 sweeps the world, related viruses quietly circulate among wild animals. A new study shows how SARS-CoV-2, the virus that causes COVID-19, and SARS-CoV-1, which caused the 2003 SARS ...

A new study shows how the virus that causes COVID-19 is related to the virus that caused the SARS outbreak of 2003. The new family tree of these viruses could help predict which viruses circulating in ...

Viruses are tiny invaders that cause a wide range of diseases, from rabies to tomato spotted wilt virus and, most recently, COVID-19 in humans. But viruses can do more than elicit sickness -- and not ...

In the early, uncertain days of the coronavirus pandemic, scientists delivered one comforting pronouncement: The virus that caused COVID mutates rather slowly. If that remained true, the virus would ...

New research by a team of University of Florida investigators, and others, provides evidence that host immunity drives evolution of the dengue virus. The work, published today in Science, ...