High prevalence rates suggest Covid variants driving current surge: Study
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The high prevalence rates suggest variants are driving the current surge since widespread infection is usually thought to bring herd immunity. It’s also possible that mild infections last year led to fewer deaths but also a lower protective effect, said Jha, who is director of the Centre for Global Health Research in Toronto.
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(This story originally appeared in on Apr 13, 2021)A study on seropositivity across 12 cities in India threw up sharp differences in growth rates across different age groups. Because the sample drawn from private labs is more likely to represent relatively wealthier people and those with health concerns, researchers led by epidemiologist Prabhat Jha also calculated prevalence in the 12 cities based on mortality data for Covid-19 for the same time period. They estimated a prevalence of 43-60% in those over 20 years in these cities, wi
Nat’l study: 45% of those tested in December had antibody. It was 18% in July
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Nat’l study: 45% of those tested in December had antibody. It was 18% in JulyBy
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The findings broadly align with sero-surveys in Delhi and Mumbai, said Sandeep Juneja, a senior professor at the Tata Institute of Fundamental Research who has led Mumbai sero-surveys and is not associated with this study.
Different cities saw rates peak at different times Mumbai, Pune, and Vizag saw seropositivity peak in October, while Surat saw a peak in August. Jaipur saw the highest positivity at 63% in December.
(This story originally appeared in
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Madhavan Mukund appointed director of Chennai Mathematical Institute
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Institute inducts three more members to its governing council
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Institute inducts three more members to its governing council Prof. Madhavan Mukund has been appointed as the director of Chennai Mathematical Institute. He will take over from Rajeeva Karandikar on May 1. Mr. Karandikar has served the institute as director for 10 years.
Mr. Mukund, who graduated with a B.Tech from the Indian Institute of Technology Bombay and Ph.D from Aarhus University, Denmark in Computer Science, has been associated with the Institute, a deemed to be university, since 1989 and served as Dean of Studies from 2011 and deputy director from 2019.
India News: BENGALURU: The International Centre for Theoretical Sciences (ICTS), a centre of the Tata Institute of Fundamental Research (TIFR), has launched 'Cosm.