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The Yale team is currently testing nasal vaccine strains against COVID strains in animal models. (Representational Image: ANI)

Nasal vaccine might help fight new COVID-19 variants: Study

The research has been published in the 'Science Immunology Journal'

11 Dec 2021 12:48 PM IST

People get inoculated with the dose of the Covaxin Covid-19 coronavirus vaccine at a temporary vaccination camp inside a school in Mumbai. (Indranil MUKHERJEE / AFP)

Patralekha Chatterjee | The Greek alphabet is still roiling our lives

Omicron is the fifth such VOC, and the first since the Delta (B.1.617) variant which ravaged so many countries

2 Dec 2021 2:49 AM IST

The rate of infection was five times higher, at 3.3 per cent, among those who returned a positive test during the second wave having previously tested negative. (AP/Manu Fernandez)

COVID-19 patients above 65 years of age more prone to reinfection,...

During this second wave, 2 per cent tested positive among those 65 or older who had previously not had COVID-19

19 March 2021 12:30 PM IST