Affiliation: | Department of Biology (B.A.H., H.T.T., J.P., W.A.S., W.C.P.); Department of Biochemistry (W.C.P.), Queen''s University, Kingston, Ontario, Canada K7L 3N6; Department of Molecular and Cellular Biology, University of Guelph, Guelph, Ontario, Canada N1G 2W1 (N.J.M., R.T.M.) |