1. Centre de Recherches sur les Macromolécules Végétales (CERMAV-CNRS), BP 53, F-38041Grenoble Cedex 9, France
2. Department of Biomaterials Science, The University of Tokyo, Tokyo 113-8657, Japan
3. College of Life Sciences, Kyung Hee University, Gyeonggi-do 446-701, Korea