About the Authors
- Ken Takiyama, Masato Okada
- Graduate School of Frontier Sciences, The University of Tokyo, Complex Science and Engineering, Chiba, Japan
- Masato Okada
- RIKEN Brain Science Institute, Wako, Japan
The authors have declared that no competing interests exist.
Conceived and designed the experiments: KT. Performed the experiments: KT. Analyzed the data: KT. Contributed reagents/materials/analysis tools: KT MO. Wrote the paper: KT MO.