Herd immunity will not come Prof Andrew Pollard, Oxford vaccine team Clear that the delta variant can infect people already vaccinated Making herd immunity impossible to reach even with high vaccine uptake Anyone who is still unvaccinated will, at some…
Natural infection and / or vaccination? and Special report Mississippi Delta in UK Viral burden and vaccine effectiveness against new SARS-CoV-2 infections in the UK Delta infections after two vaccine doses had similar peak levels of virus to those in…
IDF 2021 PI Conference Session, “COVID-19: Immunity Within Reach” was presented by Kathleen Sullivan, MD, Ph.D. on June 25, 2021.
Vitamin D deficiency is associated with higher hospitalisation risk from COVID-19: a retrospective case-control study (June 2021) Not funded Large scale, retrospective case-control study North West of England Two hospital groups Lancaster and Tameside and Glossop Objective Is hospitalisation with…
Duration of Antibody Responses after Severe Acute Respiratory Syndrome (2007) n = 176 SARS-specific antibodies were maintained for an average of 2 years Significant reduction of immunoglobulin G in the third year Covid-19: Do many people have pre-existing immunity? But…
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