1. Department of Forest Sciences; College of Agriculture & Life Sciences; Seoul National University; 599 Gwanak-ro; Gwanak-gu; Seoul; 151-921; Korea
2. Department of Forest Biomaterials; North Carolina State University; 431 Dan Allen Drive; Raleigh; NC; 27695-82005; U.S.A.
3. Division of Wood Chemistry & Microbiology; Department of Forest Resources Utilization; Korea Forest Research Institute; Seoul; 130-712; Korea
4. Department of Science and Engineering; College of Forestry; Oregon State University; Corvallis; OR; 97331; U.S.A