Effect of vaccine booster, vaccine type, and hybrid immunity on humoral and cellular immunity against SARS-CoV-2 ancestral strain and Omicron variant sublineages …

CHY Fong, X Zhang, LL Chen, RWS Poon… - …, 2023 - thelancet.com
Background Vaccination reduces COVID-19-related hospitalization among older adults.
However, how SARS-CoV-2 infection and vaccine regimens affect vaccine-elicited immunity …

Analysis of the protective efficacy of approved COVID-19 vaccines against Omicron variants and the prospects for universal vaccines

K Chen, L Zhang, Z Fang, J Li, C Li, W Song… - Frontiers in …, 2023 - frontiersin.org
By the end of 2022, different variants of Omicron had rapidly spread worldwide, causing a
significant impact on the Coronavirus disease 2019 (COVID-19) pandemic situation …

Determinants of post-COVID-19 symptoms among adults aged 55 or above with chronic conditions in primary care: data from a prospective cohort in Hong Kong

D Zhang, VCH Chung, DCC Chan, Z Xu… - Frontiers in public …, 2023 - frontiersin.org
Background Primary care patients, especially those with an older age, are one of the most
vulnerable populations for post-COVID-19 symptoms. Identifying predictors of post-COVID …

[HTML][HTML] Dynamic trends and underlying factors of COVID-19 vaccine booster hesitancy in adults: cross-sectional observational study

J Wu, M Ma, Q Li, X Guo, CS Tarimo… - JMIR Public Health …, 2023 - publichealth.jmir.org
Background COVID-19 vaccine hesitancy reduces vaccination rates, which is detrimental to
building herd immunity and halting the spread of COVID-19 and its variations. Most …

Immunogenicity and safety of an inactivated SARS-CoV-2 vaccine (Sinopharm BBIBP-CorV) coadministered with quadrivalent split-virion inactivated influenza vaccine …

H Chen, Z Huang, S Chang, M Hu, Q Lu, Y Zhang… - Vaccine, 2022 - Elsevier
Background The safety and immunogenicity of the coadministration of an inactivated SARS-
CoV-2 vaccine (Sinopharm BBIBP-CorV), quadrivalent split-virion inactivated influenza …

Emergence of SARS‐CoV‐2 Omicron variant and strategies for tackling the infection

Y Wu, Y Long, F Wang, W Liu… - Immunity, Inflammation …, 2022 - Wiley Online Library
Abstract Introduction Nowadays, emerging SARS‐CoV‐2 Omicron, the novel highly mutated
VOC, has quickly spread as the dominant variant in over 190 countries worldwide through …

Real-world effectiveness of primary series and booster doses of inactivated coronavirus disease 2019 vaccine against Omicron BA. 2 variant infection in China: a …

L Tang, FZ Wang, LE Rodewald… - The Journal of …, 2023 - academic.oup.com
Background China has been using inactivated coronavirus disease 2019 (COVID-19)
vaccines as primary series and booster doses to protect the population from severe to fatal …

Efficacy and effectiveness of inactivated vaccines against symptomatic COVID-19, severe COVID-19, and COVID-19 clinical outcomes in the general population: a …

M Law, SSH Ho, GKC Tsang, CMY Ho… - The Lancet Regional …, 2023 - thelancet.com
Background Inactivated, whole-virion vaccines have been used extensively in the SARS-
CoV-2 pandemic. Its efficacy and effectiveness across regions have not been systematically …

Immunogenicity and safety of heterologous immunisation with Ad5-nCOV in healthy adults aged 60 years and older primed with an inactivated SARS-CoV-2 vaccine …

PF Jin, XL Guo, JB Gou, LH Hou, ZZ Song… - The Lancet Regional …, 2023 - thelancet.com
Background People over 60 have been found to develop less protection after two doses of
inactivated COVID-19 vaccines than younger people. Heterologous immunisation could …

Real-world effectiveness and factors associated with effectiveness of inactivated SARS-CoV-2 vaccines: a systematic review and meta-regression analysis

S Xu, J Li, H Wang, F Wang, Z Yin, Z Wang - BMC medicine, 2023 - Springer
Background The two inactivated SARS-CoV-2 vaccines, CoronaVac and BBIBP-CorV, have
been widely used to control the COVID-19 pandemic. The influence of multiple factors on …