About the Authors

Cheng Long

Affiliation Department of Orthopedics, Peking University Third Hospital, Haidian, Beijing, China

Liang Jiang

Affiliation Department of Orthopedics, Peking University Third Hospital, Haidian, Beijing, China

Feng Wei

Affiliation Department of Orthopedics, Peking University Third Hospital, Haidian, Beijing, China

Chuan Ma

Affiliation Spine Tumor Center, Peking University Third Hospital, Haidian, Beijing, China

Hua Zhou

Affiliation Department of Orthopedics, Peking University Third Hospital, Haidian, Beijing, China

Shaomin Yang

Affiliation Pathology Department, Peking University Health Science Centre, Haidian, Beijing, China

Xiaoguang Liu

Affiliation Department of Orthopedics, Peking University Third Hospital, Haidian, Beijing, China

Zhongjun Liu

liuzjpkth@163.com

Affiliation Department of Orthopedics, Peking University Third Hospital, Haidian, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZL. Performed the experiments: CL. Analyzed the data: CL. Contributed reagents/materials/analysis tools: HZ XL. Wrote the paper: CL. Performed part of the experiments and contributed materials: LJ FW. Performed part of the experiments (such as performed qRT-PCR): CM. Performed part of the experiments (such as confirmed tissue samples): SY.