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Tag Archives: SARS-CoV-2

The WHO report into the origin of the coronavirus is out. Here’s what happens next, says the Australian doctor who went to China

Dominic Dwyer, University of Sydney The World Health Organization (WHO) overnight released its report into the origins of the coronavirus, a report I contributed to as a member of the recent mission to Wuhan, China. The report outlines our now well-publicised findings: SARS-CoV-2, the virus that causes COVID-19, most likely arose in bats, and then spread to humans via an …

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How does the Johnson & Johnson vaccine compare to other coronavirus vaccines? 4 questions answered

The Johnson & Johnson vaccine only requires one dose. Phill Magoke/AFP via Getty Images Maureen Ferran, Rochester Institute of Technology The U.S. Food and Drug Administration has authorized the use of the Johnson & Johnson coronavirus vaccine in adults. Maureen Ferran, a virologist at the Rochester Institute of Technology, explains how this third authorized vaccine works and explores the differences …

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COVID-19: what happens if some countries don’t vaccinate?

A nurse holds a dose of the Pfizer/BioNTech COVID-19 vaccine. Jorge Guerrero/AFP via Getty Images Ahmed Kalebi, University of Nairobi Some countries, such as Tanzania and Madagascar, have issued statements saying they do not have plans to vaccinate their populations against COVID-19. Moina Spooner, an editor with The Conversation Africa, asked pathology expert Dr Ahmed Kalebi to unpack what this …

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Coronavirus variants, viral mutation and COVID-19 vaccines: The science you need to understand

The SARS-CoV-2 virus is mutating. Aitor Diago/Moment via Getty Images Richard Kuhn, Purdue University The SARS-CoV-2 virus mutates fast. That’s a concern because these more transmissible variants of SARS-CoV-2 are now present in the U.S., U.K. and South Africa and other countries, and many people are wondering whether the current vaccines will protect the recipients from the virus. Furthermore, many …

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Is your mask effective against COVID-19? Three questions you should ask yourself

Check your mask for fit, filtration and breathability. Roman Samborskyi/Shutterstock Fiona Henriquez, University of the West of Scotland; Mia Cousins Burleigh, University of the West of Scotland, and William MacKay, University of the West of Scotland The emergence of new, potentially more infectious, coronavirus variants has led many people to worry about the effectiveness of their masks in protecting themselves …

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A healthy microbiome builds a strong immune system that could help defeat COVID-19

The microbes living in the gut are key to good health. Dr_Microbe/iStock/Getty Images Plus Ana Maldonado-Contreras, University of Massachusetts Medical School You may not know it, but you have an army of microbes living inside of you that are essential for fighting off threats, including the virus that causes COVID-19. In the past two decades scientists have learned our bodies …

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Virus evolution could undermine a COVID-19 vaccine – but this can be stopped

Could SARS-CoV-2 evolve to dodge the vaccine? Jose A. Bernat Bacete/Moment collection/Getty Images Andrew Read, Penn State and David Kennedy, Penn State The first drug against HIV brought dying patients back from the brink. But as excited doctors raced to get the miracle drug to new patients, the miracle melted away. In each and every patient, the drug only worked …

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How to stay safe with a new fast-spreading coronavirus variant on the loose

The new SARS-CoV-2 variant’s increased transmissibility is believed to come from a change in the spike protein, visible here in yellow under an electron microscope. National Institute of Allergies and Infectious Diseases Suresh Dhaniyala, Clarkson University and Byron Erath, Clarkson University A fast-spreading variant of the coronavirus that causes COVID-19 has been found in at least 10 states, and people …

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