(CNN) — Scientists around the world are fast-tracking lab experiments to try to understand the highly mutated BA.2.86 variant of the virus that causes COVID-19. Results just beginning to emerge are ...

DENVER — The Colorado Department of Public Health and Environment (CDPHE) will try to sequence all positive COVID-19 test results from Chaffee County after three positive cases of the B.1.351 variant ...

CHARLOTTE — A North Carolina-based laboratory is testing for the COVID-19 omicron variant first detected in South Africa. Earlier this year, MAKO Medical partnered with the CDC to track variants. “The ...

Moderna Inc. said a third dose of its Covid-19 vaccine increased immune responses against the omicron coronavirus variant compared with two doses in lab tests, signaling the shot could still offer ...

Early research backed by the National Institutes of Health on several popular rapid COVID-19 antigen tests suggest the kits will still work to detect cases of the Omicron variant despite a "reduced ...

COVID-19 infections from variant strains are quickly spreading across the U.S., but there’s one big problem: Lab officials say they can’t tell patients or their doctors whether someone has been ...

Two teams of US scientists have completed lab experiments testing the antibodies from vaccinated and infected Americans to see how well they might be able to fend off currently circulating variants of ...