Three major outbreaks of the coronavirus, a zoonotic virus known to cause respiratory
disease, have been reported since 2002, including SARS-CoV, MERS-CoV and the most …

Nasopharyngeal (NP) swabs are considered the highest-yield sample for diagnostic testing
for respiratory viruses, including SARS-CoV-2. The need to increase capacity for SARS-CoV …

Saliva or Nasopharyngeal Swab Specimens for Detection of SARS-CoV-2 | New England Journal
of Medicine Skip to main content The New England Journal of Medicine homepage Advanced …

Importance Nasopharyngeal swab nucleic acid amplification testing (NAAT) is the
noninvasive criterion standard for diagnosis of coronavirus disease 2019 (COVID-19) …

Background Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) epidemiology
implicates airborne transmission; aerosol infectiousness and impacts of masks and variants …

Abstract To date, SARS-CoV-2 (the virus that causes COVID-19) has spread to almost every
region of the world, infecting millions and resulting in the deaths of hundreds of thousands of …

We evaluated saliva (SAL) specimens for SARS-CoV-2 reverse transcriptase PCR (RT-
PCR) testing by comparison of 459 prospectively paired nasopharyngeal (NP) or …

Background Diagnosis of COVID-19 in symptomatic patients and screening of populations
for SARS-CoV-2 infection require access to straightforward, low-cost and high-throughput …

Recent severe acute respiratory syndrome 2 (SARS-CoV-2) known as COVID-19, presents a
deadly challenge to the global healthcare system of developing and developed countries …

Diagnostic tools play significant roles in the fight against COVID-19 and other pandemics.
Existing tests, such as RT-qPCR, have limitations including long assay time, low throughput …