New nanotechnology tested at BU’s NEIDL stops SARS-CoV-2 from infecting cells and replicating. The breakthrough technology could have major implications for fighting the SARS-CoV-2 virus responsible for the global pandemic that’s already claimed nearly 450,000 lives and infected more than eight million people. But, perhaps even more significantly, it has the potential to be adapted to combat virtually any virus, such as influenza or even Ebola.