About the Authors

Janice K. V. Tam

Affiliation School of Biological Sciences, The University of Hong Kong, Pokfulam, Hong Kong

Billy K. C. Chow

Affiliation School of Biological Sciences, The University of Hong Kong, Pokfulam, Hong Kong

Leo T. O. Lee

ltolee2@hku.hk

Affiliation School of Biological Sciences, The University of Hong Kong, Pokfulam, Hong Kong

Competing Interests

The last author, LTOL, is a PLOS ONE Editorial Board member. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: JKVT LTOL BKCC. Performed the experiments: JKVT LTOL. Analyzed the data: JKVT LTOL. Contributed reagents/materials/analysis tools: LTOL BKCC. Wrote the paper: JKVT BKCC LTOL.