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Supercells

作者:桂腌    发布时间:2019-03-06 03:06:04    

By Philip Cohen A BIT of genetic tinkering can turn the immune system’s sentries against invasion into crack troops, say researchers in the US. Dendritic cells have an unrivalled ability to stimulate an immune response and are already being tested as live “vaccines” in clinical trials. They pick up foreign proteins and show them to other immune cells, along with various “co-stimulatory” proteins. Killer T cells then seek out and destroy any invading cells displaying these foreign proteins. So by harvesting dendritic cells from patients and loading them with proteins from tumours or viruses,

 

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