Adaptive Immune response to SARS-CoV2 infection and Vaccination was discussed by Dr. Amit Awasthi. In 10.2% of life-threatening or comorbidity individuals, the neutralizing autoantibodies are present that impair type 1 INF immunity causing severe covid infection whereas, in asymptomatic individuals, the antiviral immune response is intact and less infection. Virus neutralization is reduced against variants of concern (VOCs) in vaccinated individuals. In VOCs receptor-binding domain (RBD) effectively stimulates cytokine production in vaccinated individuals. Listen further