Tag : immune system

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Enlarge / This photomicrograph depicts leukemia cells that contain Epstein Barr virus using an FA staining technique, 1972. Epstein-Barr virus, EBV, is a member of the Herpesvirus family and is one of the most common human viruses. reader comments 64 with 50 posters participating Share this story Evidence is mounting that a garden-variety virus that ..

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Aurich Lawson / Getty reader comments 124 with 68 posters participating Share this story Covid-19 Coverage View more stories Researchers have now reported data from early (and small) clinical trials of four candidate COVID-19 vaccines. So far, the data is positive. The vaccines appear to be generally safe, and they spur immune responses against the ..

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Enlarge / False-colored image of an electron micrograph of a T cell. reader comments 56 with 38 posters participating Share this story While cancerous cells look a lot like normal human cells, they’re still different enough that the immune system regularly attacks them. Obviously, this attack sometimes bogs down, allowing cancer to thrive and spread. ..

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