coronavirus

How does resistance to disinfectants happen? We’re on the road to answering the question

March 28, 2021

COVID-19 has had a significant impact on our lives. One effect that could yet be seen might be the development of bacterial resistance to disinfectants, as a result of the overuse of substandard disinfectants. SARS-CoV-2 – the virus that causes COVID-19 – is susceptible to most disinfectants, including those containing 70% alcohol. As a result the […]

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

March 28, 2021

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 between it and the Moderna and Pfizer–BioNTech vaccines that are already in use. 1. How does the Johnson & Johnson vaccine […]

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How long will the immunity to the novel coronavirus last

January 28, 2021

As the number of people who have fought off SARS-CoV-2 climbs ever higher, a critical question has grown in importance: How long will their immunity to the novel coronavirus last? A new Rockefeller study offers an encouraging answer, suggesting that those who recover from COVID-19 are protected against the virus for at least six months, […]

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Can N95 Respirators Be Reused after Disinfection?

June 5, 2020

Since the outbreak of the COVID-19 pandemic, N95 face masks have been in short supply. Health care workers, in particular, desperately need these masks to protect themselves from the respiratory droplets of infected patients. But because of the shortage, many have to wear the same mask repeatedly. Now, researchers reporting in ACS Nano have tested several methods […]

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Vitamin D appears to play role in COVID-19 mortality rates

May 30, 2020

After studying global data from the novel coronavirus (COVID-19) pandemic, researchers have discovered a strong correlation between severe vitamin D deficiency and mortality rates. Led by Northwestern University, the research team conducted a statistical analysis of data from hospitals and clinics across China, France, Germany, Italy, Iran, South Korea, Spain, Switzerland, the United Kingdom (UK) […]

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Not wearing masks to protect against coronavirus is a ‘big mistake,’ top Chinese scientist says

May 30, 2020

Science has interviewed George Gao, director-general of the Chinese Center for Disease Control and Prevention (CDC). Q: What can other countries learn from the way China has approached COVID-19? A: Social distancing is the essential strategy for the control of any infectious diseases, especially if they are respiratory infections. First, we used “nonpharmaceutical strategies,” because you […]

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Drug Ivermectin inhibits the replication of SARS-CoV-2 in vitro

April 5, 2020

Monash scientists have shown that an anti-parasitic drug already available around the world can kill the virus within 48 hours. This illustration, created at the Centers for Disease Control and Prevention (CDC), reveals ultrastructural morphology exhibited by coronaviruses. Scientists from the Biomedicine Discovery Institute (BDI) showed that a single dose of the drug, Ivermectin, could stop the […]

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Common Questions and Answers on Coronavirus (Covid-19)

April 1, 2020 Read More

COVID-19 patients can be infectious even after their symptomatic recovery

March 30, 2020

In a new study, researchers found that half of the patients they treated for mild COVID-19 infection still had coronavirus for up to eight days after symptoms disappeared. The research letter was published online in the American Thoracic Society’s American Journal of Respiratory and Critical Care Medicine. In “Time Kinetics of Viral Clearance and Resolution of […]

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