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COVID-19 vaccination roll out in AIIMS, New Delhi, India on 16 January 2021. India began its vaccination programme on 16 January 2021, operating 3,006 vaccination centres on the onset. [23] Each vaccination centre will offer either Covishield or Covaxin, but not both. [24] 165,714 people were vaccinated on the first day of availability.
In April 2021, the Indian Council of Medical Research reported that the vaccine has shown promising results in neutralising lineage B.1.617. [ 54 ] [ 55 ] In May 2021, a joint investigation by the scientists of the National Institute of Virology , found the vaccine effective in neutralising the Zeta variant or lineage P.2 (previously known as B ...
On 15 April 2021, Delhi Chief Minister Arvind Kejriwal announced a weekend curfew along with tight restrictions on weekdays in order to curb the second wave of COVID-19 infections. On 17 April 2022, Delhi saw a rise in cases, but the positivity rate has relatively reduced from 5.33% to 4.21% [22]
COVID-19 vaccination roll out in AIIMS, New Delhi, India on 16 January 2021. Vaccination in India includes the use of vaccines in Indian public health and the place of vaccines in Indian society, policy, and research.
In February 2021, data released from an interim analysis of Phase III trials with 30,000 participants and 101 COVID cases showed that globally, the vaccine administered as an intramuscular injection had an efficacy of 65.7% at preventing moderate cases of COVID-19 and 90.98% efficacy at preventing severe cases. In the Pakistan trial subset, the ...
iNCOVACC (codenamed BBV154) [1] is an intranasal COVID-19 vaccine candidate developed by Bharat Biotech, [2] [3] American company Precision Virologics [4] [5] and the Washington University School of Medicine in St Louis, Missouri, United States.
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Viral vector vaccines enable antigen expression within cells and induce a robust cytotoxic T cell response, unlike subunit vaccines which only confer humoral immunity. [7] [17] In order to transfer a nucleic acid coding for a specific protein to a cell, the vaccines employ a variant of a virus as its vector. This process helps to create ...