1. Center for Disease Biology and Integrative Medicine, School of Medicine, the University of Tokyo, Japan
2. Department of Gastroenterology, School of Medicine, the University of Tokyo, Japan
3. Department of Chemical System Engineering, School of Engineering, the University of Tokyo, Japan
4. Institute of Engineering Innovation, School of Engineering, the University of Tokyo, Japan
5. Department of Bioengineering, School of Engineering, the University of Tokyo, Japan