COVID-19: Comparison of effectiveness of vaccines against delta variant
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New Delhi, July 2 -- Delta variant, also known as a 'double mutation' because it carries two mutations, has been detected in 96 countries. The variant is 55 percent more transmissible than the Alpha variant.
The variant has several spike mutations that increase its transmissibility and its resistance to neutralizing antibodies and possibly even vaccines.
Although vaccine makers claim that their products are effective against the delta variant of COVID-19, studies show that the delta variant reduces the level of neutralizing antibodies created by vaccines, Hindustan Times reported.
The result of Phase-III trials shows that the single-dose Johnson & Johnson's Covid-19 vaccine has shown strong neutralizing antibody activity against the De...
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