Objectives The rapid spread of the SARS-CoV-2 Omicron variant has raised concerns regarding waning vaccine-induced immunity and durability. We evaluated protection of the third-dose and fourth-dose ...

Hybrid immunity (a combination of natural and vaccine-induced immunity) provides additional immune protection against the coronavirus disease 2019 (COVID-19) reinfection. Today, people are commonly ...

Paxlovid, a SARS-CoV-2 antiviral, not only prevents severe illness but also curtails viral shedding, lowering transmission risks from treated patients. By fitting a mathematical model of within-host ...

Serum and saliva samples from 176 vaccinated adults were collected from October to December of 2021, immediately before the Omicron wave, and assessed for SARS-CoV-2 Spike-specific IgG and IgA binding ...

Antigen-specific antibody responses alone are insufficient to combat viruses that are constantly evolving. Currently, there is a great need for a broadly protective vaccine that induces robust humoral ...

aDepartment of Microbiology, NYU Grossman School of Medicine, USA bDepartment of Medicine, NYU Grossman School of Medicine, USA cVaccine Center, NYU Grossman School of Medicine, New York, NY, USA ...

aDepartment of Microbiology, State Key Laboratory of Emerging Infectious Diseases, Carol Yu Centre for Infection, School of Clinical Medicine, Li Ka Shing Faculty of Medicine, The University of Hong ...

Journal Editorial Report: The week's best and worst from Kim Strassel, Kyle Peterson, Collin Levy and Dan Henninger. Images: Zuma Press/The Atlanta Journal-Constitution/Getty Images Composite: Mark ...

The Monday after the federal election, my phone dinged and the dreaded message popped up: "I'm so so sorry Bel. I have COVID." It came from a friend, and just 36 hours prior, we were sitting in her ...

Infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) provides natural immunity against reinfection. Recent studies have shown waning of the immunity provided by the BNT162b2 ...

The UK Health Security Agency is continuing to carry out targeted testing at locations where confirmed omicron cases were likely to have been infectious. On Jan 16, it was announced that government ...