Vaccination has been a game-changer in the long battle against COVID-19. However,
waning vaccine-induced immunity and the immune evasion of emerging variants create …

COVID-19 has caused calamitous health, economic and societal consequences. Although
several COVID-19 vaccines have received full authorization for use, global deployment has …

Summary Background Bivalent SARS-CoV-2 vaccines were developed to counter
increasing susceptibility to emerging SARS-CoV-2 variants. We evaluated the durability of …

Background In solid organ transplant (SOT) recipients, the humoral response following
COVID-19 vaccination is reduced, as a result of their immunosuppressed treatment. In this …

SARS-CoV-2 vaccination has reduced hospitalization and mortality for nursing home
residents (NHRs) but emerging variants and waning immunity challenge vaccine …

The humoral response after the fourth dose of a mRNA vaccine against COVID-19 has not
been adequately described in elderly recipients, particularly those not exposed previously to …

Laboratory-Confirmed COVID-19 Case Incidence Rates Among Residents in Nursing
Homes by Up-to-Date Vaccination Status — United States, October 10, 2022–January 8 …

This study longitudinally evaluated the immune response in individuals over a year after
receiving three doses of an inactivated SARS‐CoV‐2 vaccine, focusing on reactions to …

Although the safety and efficacy of COVID-19 vaccines in older people are critical to their
success, little is known about their immunogenicity among elderly residents of long-term …

Background Current literature informs us that bivalent vaccines will generate a broader
serum neutralizing antibody response to multiple SARS-CoV-2 variants, but studies on how …