Most often we think about cancer as developing from cells that acquire cancer-driving mutations, but there’s a subset of cancers driven by another culprit: viruses. To date, “seven human viruses have ...

Merkel cell polyomavirus is one of seven viruses known to cause cancer in humans. Infection with this virus is asymptomatic, but, rarely, it can lead to the development of Merkel cell carcinoma (MCC), ...