1. Health Research Institute
2. National Institute of Advanced Industrial Science and Technology (AIST)
3. Takamatsu, Japan
4. Precursory Research for Embryonic Science and Technology (PRESTO)
5. Japan Science and Technology Agency
6. Department of Advanced Materials Science
7. Kagawa University
8. Research Institute of Environmental Medicine
9. Nagoya University
10. Nagoya 464-8601, Japan