Category: BA.1

Omicron specific booster no better than standard Moderna booster when tested on macaque monkeys

“Omicron boost may not provide greater immunity or protection compared to a boost with the current mRNA-1273 vaccine”

A study in monkeys showed an omicron-specific booster was not significantly different from Moderna’s conventional booster.  More...

Coronaheadsup.com Animals, BA.1, BA.2, Coronavirus, Health, Infection, Moderna, Monkeys, Omicron, Revaccination, Vaccine, Vaccine Breakthrough, Vaccine Waning

UK: Covid-19 infections, hospitalizations and deaths by vaccination status for week 5, 2022

The latest vaccine surveillance report by the UK Health and Security Agency giving figures for Covid infections, hospitalizations and deaths by vaccination status for the period up to week 5, 2022.  More...

Coronaheadsup.com Astrazeneca, BA.1, BA.2, Coronavirus, Deaths, Elderly, England, Healthcare, Hospitalization, Infection, London, Moderna, Northern Ireland, Omicron, Pfizer/Biontech, Reinfection, Revaccination, Scotland, Testing, Transmission, UK, Vaccine, Vaccine Breakthrough, Vaccine Waning, Wales

Denmark: BA.2 infection risk higher in vaccinated and booster vaccinated households

SSI: “vaccinated people have a higher risk of becoming infected with BA.2 compared to BA.1”

The study finds an overall secondary attack rate of 39% in BA.2 infected households compared to 29% in BA.1 infected households.  More...

Coronaheadsup.com Astrazeneca, BA.1, BA.2, Coronavirus, Denmark, Genome, Infection, Moderna, Omicron, PCR, Pfizer/Biontech, Testing, Vaccine, Vaccine Breakthrough, Vaccine Waning