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A brand new nationwide study is underway to see if a compound extracted from their saliva can actually help patients survive a stroke. Someone in the US suffers a stroke every 40 seconds. Right now, medical doctors only have a 3-hour window to treat stroke patients earlier than blood clots clog blood vessels in the brain. Blocking blood and oxygen stream can cause permanent mind injury, paralysis, speech problems, and even loss of life. A blood-clot buster known as rt-PA has to be administered during those 3 hours or else it would trigger mind harm. Lo and behold, vampire bat (Desmodus rotundus) saliva may lengthen that remedy window, reducing the severity of a stroke. Doctors at Ohio State University hope to increase it up to 9 hours through the use of a chemical isolated from vampire bat saliva that may shortly dissolve clots. Vampire bats feed off the blood of their prey, and their little trick for retaining the blood thin and flowing is an anti-coagulant in their chunk. It’s an enzyme known as desmoteplase (DSPA). "By giving stroke patients simply enough of the dose, it will slice proper by means of the clot, without having you bleed to loss of life in the method," says lead researcher, OSU's Michel Torbey. Scientists discovered the medicinally promising bat compound again in 1998. They named it… In 2003, an Australian group injected mouse brains with DSPA and rt-PA. In accordance with their report in Stroke: Journal of the American Heart Association, the clot-busting DSPA might assist extra patients than the FDA-approved rt-PA.
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发表于 2025-10-19 13:08:48