The immune system is trained to destroy viruses, even when they carry therapeutic cargo as is the case in gene therapy. Now researchers have figured out how to dial down the immune response.
An artist’s impression of antibodies (red and blue) responding to an infection with the new coronavirus SARS-CoV-2 (purple).
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If antibody levels drop dramatically after an infection, what does that mean for immunity? An expert explains how B and T cells contribute to immunity and why antibodies don’t tell the full story.
Your immune system changes when you are pregnant, and this may help protect you and your child from COVID-19 – but we need more research to understand this better.
Many patients suffering from COVID-19 exhibit neurological symptoms, from loss of smell to delirium to a higher risk of stroke. Down the road, will COVID-19 survivors face a wave of cognitive issues?
We’re cleaning and washing our hands perhaps more than we ever have before. But suggestions that all this this extra hygiene could weaken our immune systems are unfounded.
Children are at risk of getting sick from coronavirus and need to practice social distancing and mask wearing too.
AP Photo/Seth Wenig, File
Research shows that children can become infected with the coronavirus and spread it to others. Though rare, some kids do become severely ill and a few have died from COVID-19.
It’s hard to discuss COVID without referring to white blood cells. Here is a primer on the two you need to know about.
Duck decoys lure real ducks within range of hunters. Nanoparticles that look like cells serve as both decoys and hunters to ensnare virus particles.
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The cutting-edge tools could greatly expand our understanding of different species’ immune systems, and also help humans prepare for future disease outbreaks.
Is coronavirus over in some cities?
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There is speculation about whether a population can achieve some sort of immunity to the virus with as little as 20% infected.
For those who have suffered from COVID-19, do their antibodies guarantee immunity from subsequent disease?
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If you have had COVID-19 already, are you protected from another bout of the illness? And is the presence of antibodies in your blood a guarantee of immunity?
A Thai technician at the Chula Vaccine Research Center in Bangkok, Thailand, May 25, 2020.
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OM85 harnesses molecules extracted from bacteria, and has shown promise in preventing severe respiratory infections. It seems to work by training the immune system.
Director, The Peter Doherty Institute for Infection and Immunity, The University of Melbourne and Royal Melbourne Hospital and Consultant Physician, Department of Infectious Diseases, Alfred Hospital and Monash University, The Peter Doherty Institute for Infection and Immunity