Institution: | aMedical Department, 3M Company, St. Paul, MN 55144, United States;bDepartment of Biochemistry and Molecular Biology, Medical School, University of Minnesota, Duluth, MN 55812, United States;cBiotechnics, LLC, Hillsborough, NC 27278, United States;dWIL Research Laboratories, Ashland, OH 44805, United States |