98. Preventing AutoImmune Diseases, Touchscreen Friction, Anti-Aging Studies

Cool News <p><a href='https://interestingengineering.com/killer-t-cell-healthy-tissue'>A new type of killer T-cell can stop attacks on healthy tissue</a> | Interesting Engineering (01:14)</p> <ul><li style="font-weight:400;">A team of scientists has discovered a brand new form of human T cell that suppresses attacks on healthy tissues, which could lead to treatments for illnesses ranging from lupus to cancer.<ul><li style="font-weight:400;">T cells are significant white blood cells in the immune system, playing a crucial role in adaptive immune response by killing diseased or malignant cells</li> </ul> </li> <li style="font-weight:400;">Studies in mice have shown that some of these cells may also kill T cells responsible for orchestrating autoimmune responses.<ul><li style="font-weight:400;">Believed that humans share the same cells but not able to prove it</li> </ul> </li> <li style="font-weight:400;">The newly discovered class of T cells in the human immune system may be capable of killing other T cells, <ul><li style="font-weight:400;">Aid in the healing of infections and reducing autoimmune disorders.</li> </ul> </li> <li style="font-weight:400;">Stanford researchers evaluated the number of these human cells in patients with autoimmune illnesses like multiple sclerosis, lupus, and celiac disease to see if they are immunological inhibitors. <ul><li style="font-weight:400;">Saw that the specific T cells (CD8) were more abundant in patients' blood than in healthy people's blood.</li> <li style="font-weight:400;">Gathered in regions of the body that had been injured by the autoimmune response like the joints in people with rheumatoid arthritis </li> </ul> </li> <li style="font-weight:400;">The researchers looked at genetically altered mice that had 50 percent to 75 percent fewer suppressive CD8 cells than normal mice to see how much protection the cells provide against autoimmunity.<ul><li style="font-weight:400;">Experienced kidney inflammation after being exposed to viruses that can cause autoimmune i