1. Nitto Boseki Corporation, Ltd., Biochemical Laboratory, Koriyama, Japan.
2. Clinical Proteomics Research Center, Chiba University Hospital, Chiba, Japan.
3. Department of Molecular Diagnosis, Graduate School of Medicine, Chiba University, Chiba, Japan.
4. Division of Biochemistry, Niigata University, Niigata, Japan.
5. Information Center for Medical Science, Tokyo Medical and Dental University, Tokyo, Japan.
6. Center for Transdisciplinary Research, Niigata University, Niigata, Japan.
7. Division of Clinical Chemistry, Niigata Cancer Center Hospital, Niigata, Japan.