About the Authors

Zhi-Hong Xue

Affiliation School of Biological Sciences, Nanyang Technological University, Singapore, Singapore

Chen Feng

Affiliation School of Biological Sciences, Nanyang Technological University, Singapore, Singapore

Wei-Ling Liu

Affiliation School of Biological Sciences, Nanyang Technological University, Singapore, Singapore

Suet-Mien Tan

smtan@ntu.edu.sg

Affiliation School of Biological Sciences, Nanyang Technological University, Singapore, Singapore

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZHX SMT. Performed the experiments: ZHX CF WLL SMT. Analyzed the data: ZHX WLL SMT. Wrote the paper: ZHX SMT.