COVID-19: Omicron's stealthy behaviour behind reinfections in people with immunity, says new study

People infected with initial strains had less sustained antibody response to omicron, scientists find

The hunt for coronavirus variants: how the new one was found and what we know so far

Ultimately, everything known about B.1.1.529 so far highlights that universal vaccination is still our best bet against severe COVID-19

Is the Delta variant more dangerous?

The Delta variant is 50-60 per cent more transmissible than the Alpha variant which was 50-60 per cent more transmissable than the original …

Continued surveillance can help tweak vaccines for COVID-19 variants

Need to seamlessly connect vaccine development pipelines to variant identification and testing so that time can be saved while updating vaccines …

Delta Plus a variant of concern: Centre disses own version

Delta Plus variant more transmissible, may cause potential reduction in monoclonal antibody therapy