Yaman02 Posted June 4, 2021 Report Posted June 4, 2021 The India study, which is still ongoing, says there are more than 12,200 "Variants of Concern" in the country, as revealed by genomic sequencing, but their presence is miniscule compared to the Delta variant, which replaced all other variants in the second wave. The Delta variant has played a bigger role in breakthrough infections or Covid infections after vaccination. There are no such cases when it comes to the Alpha variant, the study finds. But the scientists say there is no evidence of the role of the Delta variant in more deaths or greater severity of cases. COVID-19 Delta Strain: The study also shows that levels of these antibodies that are able to recognise and fight the virus are lower with increasing age, and that levels decline over time, providing additional evidence in support of plans to deliver a booster dose to vulnerable people. People fully vaccinated with the Pfizer-BioNTech vaccine are likely to have more than five times lower levels of neutralising antibodies against the Delta variant first identified in India compared to the original strain, according to research published in The Lancet journal. The Delta variant - or the B.1.617.2 strain - is 50 per cent "more infectious" than the Alpha variant, says the study by scientists of the Indian SARS COV2 Genomic Consortia and the National Centre for Disease Control. Quote
8pm Posted June 4, 2021 Report Posted June 4, 2021 1 minute ago, Yaman02 said: The India study, which is still ongoing, says there are more than 12,200 "Variants of Concern" in the country, as revealed by genomic sequencing, but their presence is miniscule compared to the Delta variant, which replaced all other variants in the second wave. The Delta variant has played a bigger role in breakthrough infections or Covid infections after vaccination. There are no such cases when it comes to the Alpha variant, the study finds. But the scientists say there is no evidence of the role of the Delta variant in more deaths or greater severity of cases. COVID-19 Delta Strain: The study also shows that levels of these antibodies that are able to recognise and fight the virus are lower with increasing age, and that levels decline over time, providing additional evidence in support of plans to deliver a booster dose to vulnerable people. People fully vaccinated with the Pfizer-BioNTech vaccine are likely to have more than five times lower levels of neutralising antibodies against the Delta variant first identified in India compared to the original strain, according to research published in The Lancet journal. The Delta variant - or the B.1.617.2 strain - is 50 per cent "more infectious" than the Alpha variant, says the study by scientists of the Indian SARS COV2 Genomic Consortia and the National Centre for Disease Control. What about j&j Quote
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