The U.S. Department of Defense has awarded a team of researchers led by Case Western Reserve University a four-year, $2.75 million grant to explore new technology to generate and stabilize a protein called fibrin that is essential to maintain protective blood clots in an injured body. Anirban Sen Gupta, the Wallace R. Persons Endowed Professor of Engineering and professor of biomedical engineering, is leading the project with two researchers from other institutions.