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Pfizer Covid-19 vaccine less effective against Indian B.1.617 strain, French study finds

The Pfizer vaccine is slightly less effective but appears to still protect against the more transmissible strain of the virus prevalent in India that causes Covid-19, according to a study by France’s Pasteur Institute. “Despite slightly diminished efficacy, the Pfizer vaccine probably protects” against the variant found in India, according to laboratory test results, said […]