1. Bioproducts Institute, Department of Chemical and Biological Engineering, Department of Wood Science and Department of Chemistry, University of British Columbia, 2360 East Mall, Vancouver, British Columbia V6T 1Z4, Canada
2. Life Sciences Institute Imaging Core Facility, Life Sciences Institute, University of British Columbia, Vancouver, British Columbia V6T 1Z3, Canada
3. Key Laboratory of Bio-based Material Science & Technology (Ministry of Education), Northeast Forestry University, Harbin 150040, People’s Republic of China