Covid second booster dose

A health worker prepares a booster dose of a coronavirus disease (Covid-19) vaccine, as vaccinations jump in Italy after the government made inoculation mandatory for all workers, in Rome, Italy. Photo: Reuters
Coronavirus chronicle

Why we can’t ‘boost’ our way out of the Covid-19 pandemic for the long term

As immunologists studying immune response to infections and other threats, we are trying to better understand the vaccine booster-induced immunity against Covid-19

Vials with a sticker reading, "Covid-19 / Coronavirus vaccine / Injection only" and a medical syringe are seen in front of a displayed Moderna logo in this illustration taken October 31, 2020. Photo :Reuters
Coronavirus chronicle

Moderna seeks FDA authorisation for second Covid booster for all adults

An Israeli woman poses for a picture as she receives a third shot of coronavirus disease (Covid-19) vaccine as country launches booster shots for over 40-year-olds, in Jerusalem August 20, 2021. Photo :Reuters
Coronavirus chronicle

Israel tests 4th Covid vaccine dose, awaits ministry green light