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A woman receives a dose of the Covid-19 vaccine at a center at Kukshet Gaon No 12 Municipal School in Sarsole, Navi Mumbai. (Express photo by Amit Chakravarty)

Indian Covaxin, developed by Bharat Biotech in collaboration with the Indian Council for Medical Research, effectively neutralizes Alpha and Delta variants of the coronavirus, the US National Institute of Health said.

The NIH said the results of two studies on the blood serum of people who have received Covaxin suggest that the vaccine generates antibodies that effectively neutralize the B.1.1.7 (Alpha) and B.1.617 (Delta) variants of SARS- CoV-2, first identified in the UK and India respectively.

The leading US institute for health research, which has a history of strong scientific collaboration with India, also said that an adjuvant developed with its funding has contributed to the success of the highly effective Covaxin, which has been administered to around 25 millions of people to date. in India and elsewhere.

Meanwhile, the national drug regulator on Tuesday granted emergency use authorization to US biotech company Moderna for its novel coronavirus vaccine, paving the way for its Indian partner Cipla to import the first mRNA vaccine. Covid-19 in the country for commercial purposes. It is also the first internationally developed vaccine to be exempted from conducting transition trials in India.

While the government said details of how many doses to import to India by Cipla were still under review, The Indian Express learned that the vaccine was initially expected to be supplied to India in limited quantities – in the form of donations from the American drug maker.

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