Older coronavirus patients face grimmer outlooks. A virologist explains the aging-related changes in how immune systems work that are to blame.
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.
Is it possible to get COVID-19 twice?
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Reports describe a Hong Kong man who was reinfected with the coronavirus after returning from Europe. Does that mean he wasn’t immune after the first infection?
A nursing home resident who tested positive for the virus visits through the window with her daughter.
AP Photo/Ted S. Warren
Different demographics are more or less vulnerable to serious complications from the coronavirus. A virologist explains the aging-related changes in how immune systems work that are to blame.
Scientists are using gene editing to make better cancer treatments.
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In a new study, a team of US scientists have used gene editing to change the genetic code of white blood cells and transform them into more efficient tumor fighting cells. How did they do it?
Delivering DNA to immune cells is the trickiest part of developing new gene-based therapies.
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Researchers are trying to boost the power of our immune system by genetically altering our white blood cells and transforming them into super-soldiers to fight cancer.