About the Authors

Yu Xia

Affiliation Environmental Biotechnology Lab, The University of Hong Kong, Hong Kong SAR, China

Feng Ju

Affiliation Environmental Biotechnology Lab, The University of Hong Kong, Hong Kong SAR, China

Herbert H. P. Fang

Affiliation Environmental Biotechnology Lab, The University of Hong Kong, Hong Kong SAR, China

Tong Zhang

zhangt@hkucc.hku.hk

Affiliation Environmental Biotechnology Lab, The University of Hong Kong, Hong Kong SAR, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YX TZ HHPF. Performed the experiments: YX. Analyzed the data: YX FJ. Contributed reagents/materials/analysis tools: YX JF TZ HHPF. Wrote the paper: YX TZ.