About the Authors

Shiyang Wu

Affiliation SurExam Bio-Tech, Guangzhou Technology Innovation Base, 80 Lan Yue Road, Science City, Guangzhou, P.R. China

Suyan Liu

Affiliation SurExam Bio-Tech, Guangzhou Technology Innovation Base, 80 Lan Yue Road, Science City, Guangzhou, P.R. China

Zhiming Liu

Affiliation SurExam Bio-Tech, Guangzhou Technology Innovation Base, 80 Lan Yue Road, Science City, Guangzhou, P.R. China

Jiefeng Huang

Affiliation SurExam Bio-Tech, Guangzhou Technology Innovation Base, 80 Lan Yue Road, Science City, Guangzhou, P.R. China

Xiaoyu Pu

Affiliation SurExam Bio-Tech, Guangzhou Technology Innovation Base, 80 Lan Yue Road, Science City, Guangzhou, P.R. China

Jing Li

Affiliation Oncology Department, Guangzhou General Hospital of Guangzhou Military Command, Guangzhou, P.R. China

Dinghua Yang

Affiliation Department of Hepatobiliary Surgery, Guangzhou Nanfang Hospital, Guangzhou, P.R. China

Haijun Deng

Affiliation Department of General Surgery, Guangzhou Nanfang Hospital, Guangzhou, P.R. China

Ning Yang

Affiliation Department of Pathology, The First Hospital Affiliated with Guangdong College of Pharmacy, Guangzhou, P.R. China

Jiasen Xu

jsx_surexam@sina.cn

Affiliation SurExam Bio-Tech, Guangzhou Technology Innovation Base, 80 Lan Yue Road, Science City, Guangzhou, P.R. China

Competing Interests

SW, SL, ZL, JH, XP and JX are employees of SurExam Bio-Tech, whose company funded this study. There are no patents, products in development or marketed products to declare. 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: SW JX. Performed the experiments: SL ZL JH. Analyzed the data: SW XP JL DY HD NY JX. Contributed reagents/materials/analysis tools: SW SL ZL JH. Wrote the paper: SW SL.