News tagged with immune system

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Invasive sparrows immune cells sharpen as they spread

When invasive species move into new areas, they often lose their natural enemies, including the microbes that make them sick. But new research from evolutionary biologists at the University of South Florida has found that ...

dateNov 20, 2013 in Ecology
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Stressed in space

Living in space is a wonderful experience but it can take its toll on an astronaut's body – half of astronauts return with weaker immune systems from the International Space Station. ESA astronaut and medical doctor André ...

dateMar 23, 2016 in Space Exploration
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How bacterial cell recognizes its own DNA

It may come as a bit of a surprise to learn that bacteria have an immune system - in their case to fight off invasive viruses called phages. And like any immune system - from single-celled to human - the first challenge of ...

dateApr 13, 2015 in Cell & Microbiology
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Designing better medical implants

Biomedical devices that can be implanted in the body for drug delivery, tissue engineering, or sensing can help improve treatment for many diseases. However, such devices are often susceptible to attack by the immune system, ...

dateMay 18, 2015 in Materials Science
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