1. From the Centre de Recherche du CHUM, Université de Montréal, Montréal, Québec, Canada (P.D., Z.P., M.D., Y.S., J.T., P.H.); the Institute of Biology, First Medical Faculty, Charles University, Prague, Czech Republic (V.K., D.K., M.P.); the Institute of Physiology, Czech Academy of Sciences, Prague, Czech Republic (V.K., M.P.); and the Department of Biology, University of Akron, Akron, Ohio (D.E., M.T.).