Characterization of a potent and highly unusual minimally enhancing antibody directed against dengue virus by Renner, M, Flanagan, A, Dejnirattisai, W, Puttikhunt, C, Kasinrerk, W, Supasa, P, Wongwiwat, W, Chawansuntati, K, Duangchinda, T, Cowper, A, Midgley, C, Malasit, P, Huiskonen, J, Mongkolsapaya, J, Screaton, G, Grimes, J