The case originated with a U.S. investigation shortly after 9/11 that involved alleged trafficking of lethal viruses between Saudi Arabia, the United States, and Italy. (sciencemag.org)
Over the past couple of years, the Crowe lab has produced human monoclonal antibodies that can neutralize, or kill, a wide range of potentially lethal viruses, including chikungunya, dengue, Ebola, and its close cousin, Marburg. (sciencedaily.com)
In the past these have been contaminated with lethal viruses, including HIV and the hepatitis viruses (see «How safe is Europe's blood?» (newscientist.com)