LOS ANGELES -- U.S. regulators issued new guidance this week shortening the time that people who received Moderna or Pfizer's COVID-19 vaccine have to wait for a booster, and it's different than the ...

Some people are worried that another Covid surge is coming, powered by omicron's highly contagious BA.2 subvariant. But experts say a significant jump in cases is unlikely, at least for now — possibly ...

Some people vaccinated against COVID-19 initially acquire strong levels of neutralizing antibodies but then experience rapid declines. Measuring immunoglobulin A antibody titers post-vaccination could ...

Neutralizing antibody levels rose 37-fold one month after the booster was given. Moderna announced Monday that its COVID-19 vaccine booster increases antibody levels against the omicron variant within ...

"We feel this pressure because we want to help people." Antibody tests, which reveal whether someone has been infected with the novel coronavirus, have been touted as key to reopening the economy and ...

A study finds that IN-006, a reformulated monoclonal antibody, is safe, well-tolerated, and delivers high antibody levels in the airway—offering a faster and more effective way to fight COVID-19.