SARS-CoV-2, the virus that causes Covid-19, affects more than just the lungs and airways. Here's how this virus enters cells and the symptoms that can arise from infecting different parts of the body.

Viruses infect cells with a goal of taking control of their protein-building machinery to churn out new viral copies. Cells ...

Researchers discover how Zika virus and related viruses replicate in human cells, illuminating potential new vaccines.

Avian influenza viruses are dotted with surface proteins that allow them to bind to bird cell receptors, which permit the virus to enter the cells.