1. Laboratory of Biochemistry, Showa Pharmaceutical University, 3-3165 Higashi-Tamagawagakuen, Machida, Tokyo 194-8543, Japan
2. Department of Molecular Neurobiology, Nagoya City University Graduate School of Medical Sciences, Nagoya 467-8601, Japan
3. Department of Medical Management & Information, Hokkaido Information University, Ebetsu, Hokkaido 069-8585, Japan
4. Department of Hematology and Medical Oncology and Winship Cancer Institute, Emory University School of Medicine, Atlanta, GA 30322, USA
5. Department of Biochemistry and Molecular Biology, University of Calgary, Calgary, AB, Canada T2N 4N1