Blood clots, while useful for stopping bleeding, are bad news for the brain and heart. Even if a clot can be located it is hard to get rid of, and the blood thinners prescribed to slow clotting can cause profuse bleeding, which is why biomedical engineer Donald Ingber of Harvard turned to nanoparticles for a solution. The results are blood platelet-esque particles, less than 100 nm wide, made of synthetic polymers stuck together like a ball of wet sand. “The most exciting thing that we ...
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