About the Authors

Chu-Wen Yang

ycw6861@scu.edu.tw

Affiliation Department of Microbiology, Soochow University, Shih-Lin, Taipei 111, Taiwan, R.O.C.

Mei-Fang Chen

Affiliation Department of Medical Research, Taipei Veterans General Hospital, Taipei 112, Taiwan, R.O.C.

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CWY. Analyzed the data: CWY MFC. Contributed reagents/materials/analysis tools: CWY. Wrote the paper: CWY.