Infectiousness of SARS-CoV-2 breakthrough infections and reinfections during the Omicron wave

ST Tan, AT Kwan, I Rodríguez-Barraquer, BJ Singer… - Nature Medicine, 2023 - nature.com
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) breakthrough infections in
vaccinated individuals and reinfections in previously infected individuals have become …

Protection against Omicron from vaccination and previous infection in a prison system

ET Chin, D Leidner, L Lamson, K Lucas… - … England Journal of …, 2022 - Mass Medical Soc
Background Information regarding the protection conferred by vaccination and previous
infection against infection with the B. 1.1. 529 (omicron) variant of severe acute respiratory …

[HTML][HTML] Infectious viral load in unvaccinated and vaccinated individuals infected with ancestral, Delta or Omicron SARS-CoV-2

O Puhach, K Adea, N Hulo, P Sattonnet, C Genecand… - Nature medicine, 2022 - nature.com
Infectious viral load (VL) expelled as droplets and aerosols by infected individuals partly
determines transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) …

[HTML][HTML] Modeling transmission of SARS-CoV-2 omicron in China

J Cai, X Deng, J Yang, K Sun, H Liu, Z Chen, C Peng… - Nature medicine, 2022 - nature.com
Having adopted a dynamic zero-COVID strategy to respond to SARS-CoV-2 variants with
higher transmissibility since August 2021, China is now considering whether, and for how …

Changes in population immunity against infection and severe disease from severe acute respiratory syndrome coronavirus 2 Omicron variants in the United States …

F Klaassen, MH Chitwood, T Cohen… - Clinical Infectious …, 2023 - academic.oup.com
Background Although a substantial fraction of the US population was infected with severe
acute respiratory syndrome coronavirus 2 (SARS-CoV-2) during December 2021–February …

Estimated protection of prior SARS-CoV-2 infection against reinfection with the Omicron variant among messenger RNA–vaccinated and nonvaccinated individuals in …

S Carazo, DM Skowronski, M Brisson… - JAMA network …, 2022 - jamanetwork.com
Importance The Omicron variant is phylogenetically and antigenically distinct from earlier
SARS-CoV-2 variants and the original vaccine strain. Protection conferred by prior SARS …

Real-world COVID-19 vaccine effectiveness against the Omicron BA. 2 variant in a SARS-CoV-2 infection-naive population

JJ Lau, SMS Cheng, K Leung, CK Lee, A Hachim… - Nature medicine, 2023 - nature.com
Abstract The SARS-CoV-2 Omicron variant has demonstrated enhanced transmissibility and
escape of vaccine-derived immunity. Although first-generation vaccines remain effective …

Preventing SARS-CoV-2 transmission in health care settings in the context of the Omicron variant

M Klompas, A Karan - Jama, 2022 - jamanetwork.com
The world is in the midst of an unprecedented surge in SARS-CoV-2 cases attributable to
the Omicron variant. This new variant is 2 to 3 times more contagious than the Delta variant …

Three exposures to the spike protein of SARS-CoV-2 by either infection or vaccination elicit superior neutralizing immunity to all variants of concern

PR Wratil, M Stern, A Priller, A Willmann, G Almanzar… - Nature medicine, 2022 - nature.com
Infection-neutralizing antibody responses after severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) infection or coronavirus disease 2019 vaccination are an …

Clinical outcomes associated with SARS-CoV-2 Omicron (B. 1.1. 529) variant and BA. 1/BA. 1.1 or BA. 2 subvariant infection in Southern California

JA Lewnard, VX Hong, MM Patel, R Kahn, M Lipsitch… - Nature medicine, 2022 - nature.com
Epidemiologic surveillance has revealed decoupling of Coronavirus Disease 2019 (COVID-
19) hospitalizations and deaths from case counts after emergence of the Omicron (B. 1.1 …