Sydney Campbell, a UCLA cancer researcher whose grant funding has been cut, in her research lab at the Biomedical Sciences Research Building on the UCLA campus in Westwood. Campbell, 34, is worried about the future of her research into pancreatic cancer. Their medical research focuses on potentially lifesaving breakthroughs in cancer treatment, and developing tools to more easily diagnose debilitating diseases. Their studies in mathematics could make online systems more robust and secure. But as the academic year opens, the work of UCLA’s professors in these and many other fields has been imperiled by the Trump administration’s suspension of $584...