Covid-19 vaccines—immunity, variants, boosters

DH Barouch - New England Journal of Medicine, 2022 - Mass Medical Soc
Covid-19 Vaccines — Immunity, Variants, Boosters | NEJM Skip to main content NEJM Group
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Immunological memory to SARS‐CoV‐2 infection and COVID‐19 vaccines

A Sette, S Crotty - Immunological reviews, 2022 - Wiley Online Library
Immunological memory is the basis of protective immunity provided by vaccines and
previous infections. Immunological memory can develop from multiple branches of the …

Vaccines elicit highly conserved cellular immunity to SARS-CoV-2 Omicron

J Liu, A Chandrashekar, D Sellers, J Barrett… - Nature, 2022 - nature.com
The highly mutated SARS-CoV-2 Omicron (B. 1.1. 529) variant has been shown to evade a
substantial fraction of neutralizing antibody responses elicited by current vaccines that …

[PDF][PDF] SARS-CoV-2 vaccination induces immunological T cell memory able to cross-recognize variants from Alpha to Omicron

A Tarke, CH Coelho, Z Zhang, JM Dan, ED Yu… - Cell, 2022 - cell.com
We address whether T cell responses induced by different vaccine platforms (mRNA-1273,
BNT162b2, Ad26. COV2. S, and NVX-CoV2373) cross-recognize early SARS-CoV-2 …

Divergent SARS-CoV-2 Omicron–reactive T and B cell responses in COVID-19 vaccine recipients

CH GeurtsvanKessel, D Geers, KS Schmitz… - Science …, 2022 - science.org
The severe acute respiratory distress syndrome coronavirus 2 (SARS-CoV-2) Omicron
variant is spreading rapidly, even in vaccinated individuals, raising concerns about immune …

mRNA booster immunization elicits potent neutralizing serum activity against the SARS-CoV-2 Omicron variant

H Gruell, K Vanshylla, P Tober-Lau, D Hillus… - Nature medicine, 2022 - nature.com
The Omicron variant of SARS-CoV-2 is causing a rapid increase in infections across the
globe. This new variant of concern carries an unusually high number of mutations in key …

Neutralising antibody titres as predictors of protection against SARS-CoV-2 variants and the impact of boosting: a meta-analysis

D Cromer, M Steain, A Reynaldi, TE Schlub… - The Lancet …, 2022 - thelancet.com
Summary Background Several SARS-CoV-2 variants of concern have been identified that
partly escape serum neutralisation elicited by current vaccines. Studies have also shown …

Homologous and heterologous Covid-19 booster vaccinations

RL Atmar, KE Lyke, ME Deming… - … England Journal of …, 2022 - Mass Medical Soc
Background Although the three vaccines against coronavirus disease 2019 (Covid-19) that
have received emergency use authorization in the United States are highly effective …

Class switch toward noninflammatory, spike-specific IgG4 antibodies after repeated SARS-CoV-2 mRNA vaccination

P Irrgang, J Gerling, K Kocher, D Lapuente… - Science …, 2022 - science.org
RNA vaccines are efficient preventive measures to combat the severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) pandemic. High levels of neutralizing SARS-CoV-2 …

Risk of SARS-CoV-2 reinfection and COVID-19 hospitalisation in individuals with natural and hybrid immunity: a retrospective, total population cohort study in Sweden

P Nordström, M Ballin, A Nordström - The Lancet Infectious Diseases, 2022 - thelancet.com
Background Real-world evidence supporting vaccination against COVID-19 in individuals
who have recovered from a previous SARS-CoV-2 infection is sparse. We aimed to …