Background: Data are conflicting regarding an association between treatment of acute
COVID-19 with nirmatrelvir− ritonavir (NR) and virologic rebound (VR). Objective: To …

Healthcare workers (HCWs) remain on the front line of the battle against severe acute
respiratory syndrome coronavirus 2 (SARS‐CoV‐2) and coronavirus disease 2019 (COVID …

The number of people vaccinated against COVID-19 increases worldwide every day;
however, it is important to study the risk of breakthrough infections in vaccinated individuals …

Abstract Anti-SARS-CoV-2 monoclonal antibodies are mainstay COVID-19 therapeutics.
Safety, antiviral, and clinical efficacy of bamlanivimab were evaluated in the randomized …

The suitability of wastewater monitoring following widespread vaccination against COVID-19
remains uncertain. SARS-CoV-2 RNA levels were monitored in wastewater solids during a …

Isolation guidelines for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are
largely derived from data collected prior to the emergence of the delta variant. We followed a …

Numerous clinical parameters link to severe coronavirus disease 2019, but factors that
prevent symptomatic disease remain unknown. We investigated the impact of severe acute …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) monoclonal antibodies
(mAbs) are among the treatments recommended for high-risk ambulatory persons with …

Introduction: The fourth SARS-CoV-2 vaccine dose was found to protect against infection
and more importantly against severe disease and death. It was also shown that the risk of …

Molecular timing mechanisms known as circadian clocks drive endogenous 24-h rhythmicity
in most physiological functions, including innate and adaptive immunity. Consequently, the …