Did A Coronavirus Hit East Asia 25,000 Years Ago?
An ancient coronavirus, or a closely related pathogen, triggered an epidemic among ancestors of present-day East Asians roughly 25,000 years ago, a new study indicates.Analysis of DNA from more than 2,000 people shows that genetic changes in response to that persistent epidemic accumulated over the next 20,000 years or so, reported David Enard, an evolutionary geneticist at the University of Arizona in Tucson, 8 April at the virtual annual meeting of the American Association of Physical Anthr