The current vaccines will still prevent severe illness and hospitalization. Since the emergence of several new COVID-19 variants across the globe, scientists have been racing to understand their ...

SINGAPORE — The South African COVID-19 variant, or the B.1.351 strain, has been detected in Singapore based on unofficial sources but the information has yet to be verified by authorities here, ...

Britain’s health secretary on Monday warned that the coronavirus variant first detected in South Africa is a "very significant problem" and poses more of a risk than others. Matt Hancock told BBC ...

Discovered in 1993, ApoE, the strongest risk gene for Alzheimer’s disease, was originally studied mostly in people of European ancestry. That has changed, and studies of non-European populations ...

A roller coaster of research has stoked concerns that a coronavirus variant first linked to South Africa could be resistant to vaccines and raise the bar for herd immunity. A roller coaster of ...

An international team of researchers has identified a genetic variant—the first new genetic variant related to HIV infection discovered in decades—that may explain why some people of African ancestry ...

An international team of researchers has found a genetic variant that may explain why some people of African ancestry have naturally lower viral loads of HIV, reducing their risk of transmitting the ...

The U.S. said Friday that it would restrict travel from South Africa and seven other countries amid fears that a newly-discovered COVID-19 variant could lead to a surge of worldwide cases and deaths.

Two cases of the South African coronavirus variant have been discovered in the Bay Area. A Santa Clara County adult, one of the people infected, had traveled internationally and quarantined for 10 ...

The World Health Organization said early evidence of the new variant suggests an increased risk of reinfection. The discovery of a new coronavirus variant sent a chill through much of the world Friday ...