Preliminary study results from South Africa have suggested that antibodies stimulated by Pfizer and BioNTech's Comirnaty are less effective against the new COVID-19 variant Omicron.
A trial of booster vaccinations to protect against COVID-19 has shown that the jab significantly strengthens the body's T-cell immunity against the disease.
The UK government has placed a 114 million-dose order with Pfizer/BioNTech and Moderna – sufficient to provide two doses to every person in Britain – in a bid to future-proof against COVID-
With governments around the world announcing measures to curb the new B.1.1.529 variant of COVID-19 – now christened Omicron – leading vaccine manufacturers have said they are poised to dev
The European Medicines Agency (EMA) has approved Pfizer and BioNTech's COVID-19 vaccine Comirnaty for children between the ages of five and 11, as EU countries struggle to cope with rising
Three hurdles to allowing booster COVID-19 vaccinations for all adults in the US fell in swift succession on Friday, clearing the way for wider use of the Pfizer/BioNTech and Moderna shots.