The new Covid-19 variant, named Omicron, has mutations that could help it evade antibodies produced by the immune system. Scientists are conducting lab tests to better understand this new variant and pharmaceutical companies are testing how existing vaccines, as well as those in development, measure up the new mutations.
Delta variant causes breakthrough infections and onward transmission in fully vaccinated: Study - Study found that though vaccination prevents severity of the disease, there are cases of breakthrough infection and also risk of onward transmission.
DNA Explainer: COVID-19 virus more deadly for South Asians, research brings out startling revelations - The research states that around 60% of people from South Asia and 15% of people of European ancestry carry the high-risk version of the gene.