Combining PCR and antibody tests at point of care dramatically increases COVID-19 detection in hospitalised patients
A Cambridge hospital has piloted the use of combined rapid point-of-care nucleic acid and antibody testing for SARS-CoV-2 infection after researchers at the
Tags: covid-19 coronavirus testing
The new BinaxNOW antigen test is quick, easy, accurate and cheap. It could solve the US testing problem, but the emergency use authorization only allows people with COVID-19 symptoms to get tested.
Sept. 1, 2020 • ~6 min
Tags: covid-19 coronavirus fda screening sars-cov-2 food-and-drug-administration testing viruses abbott emergency-use-authorization antigen-test pcr-testing covid-test
Rapid screening tests that prioritize speed over accuracy could be key to ending the coronavirus pandemic
Testing large numbers of people regularly would reduce the spread of the coronavirus in the US. Laboratory testing is slow and expensive, but rapid screening tests could be the answer.
Aug. 14, 2020 • ~9 min
Tags: covid-19 coronavirus fda sars-cov-2 food-and-drug-administration testing viruses false-positive rt-pcr swab-test false-negative diagnostic-test
Test positivity rates measure the success of a testing program. Even though the US performs a huge number of tests, high test positivity rates across the country show that that it still isn't enough.
July 30, 2020 • ~7 min
Tags: health covid-19 coronavirus pandemic donald-trump sars-cov-2 outbreak testing epidemics coronavirus-testing asymptomatic
Random testing in Indiana shows COVID-19 is 6 times deadlier than flu, and 2.8% of the state has been infected
A team of researchers from Indiana University performed random testing for SARS-CoV-2 across the state. The results offer some of the most accurate data to date about important aspects of the virus.
July 21, 2020 • ~11 min
Tags: health epidemiology public-health coronavirus inequality pandemic statistics sars-cov-2 testing random-sampling antibody-testing indiana rt-pcr covi-19 death-rate
Group testing for coronavirus – called pooled testing – could be the fastest and cheapest way to increase screening nationwide
Screening multiple samples with a single test gets more people diagnosed using fewer supplies. Two health policy researchers explain how it works and how it could help the U.S.
July 2, 2020 • ~8 min
Tags: covid-19 coronavirus sars-cov-2 testing diagnostic-tests rt-pcr swab-test red-cross
How to protest during a pandemic and still keep everyone safe from coronavirus: 6 questions answered
It's nearly impossible to avoid close contact when protesting, and easy to forget the risks. An infectious disease expert answers key questions about how to avoid spreading the coronavirus to family.
June 4, 2020 • ~7 min
Tags: health public-health protest covid-19 coronavirus pandemic social-distancing testing george-floyd police-violence
Antigen tests for COVID-19 are fast and easy – and could solve the coronavirus testing problem despite being somewhat inaccurate
An antigen test was given emergency use authorization by the FDA in early May. A biochemist explains how COVID-19 antigen tests work.
May 29, 2020 • ~9 min
Tags: public-health covid-19 coronavirus immune-system biology antibodies sars-cov-2 testing antibody-testing pregnancy-test false-negative
An outpouring of volunteers and equipment from the Harvard medical community have helped a Harvard hospital testing lab meet COVID’s challenge.
Tags: covid-19 health-medicine alvin-powell beth-israel-deaconess-medical-center sars-cov-2 jeffrey-saffitz testing annie-cheng erin-duffy james-kirby jihoon-lim laboratory-technician molecular-diagnostics-lab pathology volunteer
Expanding coronavirus testing is one of the most important tasks public health officials are tackling right now. But questions over accuracy of the two main types of tests have rightly caused concern.
May 6, 2020 • ~10 min
Tags: covid-19 coronavirus antibodies immunity testing anthony-fauci virology blood-test false-positive rt-pcr swab-test
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