A new University of California San Diego study published in Cell challenges a long-standing assumption about how animal viruses become capable of sparking human epidemics and pandemics. Using a ...

Cow udders may provide a hotspot for bird flu and human flu viruses to mingle. The prospect of an outbreak of avian influenza among dairy cattle triggering a pandemic in humans is one step closer than ...

Modern laboratory techniques for the detection of novel human viruses are greatly needed as physicians and epidemiologists increasingly deal with infectious diseases caused by new or previously ...

There is no evolutionary signal suggesting that these viruses were being “pre-adapted” for humans prior to their outbreaks. Instead, measurable changes in selection typically appeared only after ...