About the Authors

GuoQing Shi

Contributed equally to this work with: GuoQing Shi, Jun He

Affiliation Chinese Field Epidemiology Training Program, Chinese Center for Disease Control and Prevention, Beijing, China

Jun He

Contributed equally to this work with: GuoQing Shi, Jun He

Affiliation The Institute of Laboratory Animal Science, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China

Tao Shen

Affiliation Chinese Field Epidemiology Training Program, Chinese Center for Disease Control and Prevention, Beijing, China

Robert E. Fontaine

Affiliations Chinese Field Epidemiology Training Program, Chinese Center for Disease Control and Prevention, Beijing, China, United States Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Lin Yang

Affiliation Yunnan Institute of Endemic Diseases Control and Prevention, Dali, Yunnan Province, China

ZhongYu Zhou

Affiliation State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, Yunnan Province, China

Hong Gao

Affiliation The Institute of Laboratory Animal Science, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China

YanFeng Xu

Affiliation The Institute of Laboratory Animal Science, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China

Chuan Qin

Affiliation The Institute of Laboratory Animal Science, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China

ZhuLiang Yang

Affiliation State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, Yunnan Province, China

JiKai Liu

Affiliation State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming, Yunnan Province, China

WenLi Huang

zeng4605@vip.sina.com (GZ); hwenli63@163.com (WH)

Affiliation Yunnan Institute of Endemic Diseases Control and Prevention, Dali, Yunnan Province, China

Guang Zeng

zeng4605@vip.sina.com (GZ); hwenli63@163.com (WH)

Affiliation Chinese Field Epidemiology Training Program, Chinese Center for Disease Control and Prevention, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GQS JH CQ WLH ZLY JKL GZ. Performed the experiments: JH ZYZ HG LY YFX. Analyzed the data: GQS REF JH TS GZ. Wrote the paper: GQS JH REF.