News tagged with immune system

Why the immune system fails to kill HIV

Our immune system contains CD8+ T cells which protect us from various diseases such as cancer and viruses. Some of them are specifically tasked with killing cells infected with the HIV virus – and researchers ...

Jul 18, 2014
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Opening-up the stem cell niche

For many years scientists have been trying to unravel mechanisms that guide function and differentiation of blood stem cells, those cells that generate all blood cells including our immune system. The study of human blood ...

Jul 11, 2014
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On the link between periodontitis and atherosclerosis

Chronic oral infection with the periodontal disease pathogen, Porphyromonas gingivalis, not only causes local inflammation of the gums leading to tooth loss but also is associated with an increased risk of atherosclerosis. A stud ...

Jul 10, 2014
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