1. Center for Infection and Immunity Research (X.Y., D.L.), School of Life Sciences, Hubei University, Wuhan, China
2. Department of Biology (X.Y., B.X., H.S.), Georgia State University, Atlanta, Georgia 30303
3. Department of Internal Medicine (X.W., B.X., H.S.), Wake Forest University School of Medicine, Winston-Salem, North Carolina 27106
4. Department of Animal and Avian Sciences (L.Y.), University of Maryland, College Park, Maryland 20742