Affiliation: | 1. Département de Biologie, Université de Sherbrooke, Sherbrooke, QC J1K 2R1, Canada;2. Department of Molecular Biology and Center for Computational and Integrative Biology, Massachusetts General Hospital, Department of Genetics, Harvard Medical School, Boston, MA 02114, USA;3. Natural Resources Canada, Canadian Forest Service, Laurentian Forestry Centre, 1055 rue du P.E.P.S., P.O. Box 10380, Stn. Sainte-Foy, QC G1V 4C7, Canada |