Vaccination

AstraZeneca says its vaccine needs 'additional study'

The head of British drug manufacturer AstraZeneca said on Thursday further research was needed on its COVID-19 vaccine after questions emerged over the protection it offers, but the additional testing is unlikely to affect ...

Diseases, Conditions, Syndromes

COVID-19 antibody surveys underestimate infections: study

COVID-19 prevalence surveys that detect levels of antibodies to determine whether people were infected in the past might be unreliable given how quickly these infection-fighting proteins fade, a US government study said Wednesday.

Medications

US approves Regeneron antibody treatment given to Trump

A COVID-19 antibody therapy used to treat President Donald Trump was approved by the US drug regulator on Saturday for people who aren't yet hospitalized by the disease but are at high risk.

Diseases, Conditions, Syndromes

Frequent, rapid testing could cripple COVID within weeks, study shows

Testing half the population weekly with inexpensive, rapid-turnaround COVID-19 tests would drive the virus toward elimination within weeks— even if those tests are significantly less sensitive than gold-standard clinical ...

Diseases, Conditions, Syndromes

What blood platelets and endothelial cells may reveal about COVID-19

Yale researchers have helped identify the mechanisms behind a major cause of morbidity and mortality in COVID-19 patients. Extensive blood clots in both large and small blood vessels in the lungs and throughout many major ...

Medications

Anti-COVID-19 nasal spray 'ready for use in humans'

A nasal spray that can provide effective protection against the COVID-19 virus has been developed by researchers at the University of Birmingham, using materials already cleared for use in humans.

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SARS-CoV-2

The 2019–20 coronavirus pandemic is an ongoing pandemic of coronavirus disease 2019 (COVID-19) caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The virus was first reported in Wuhan, Hubei, China, on 17 November 2019.

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