About the Authors

Chuan Hong

Affiliations Laboratory of Human Evolution, Institute of Vertebrate Paleontology and Paleoanthropology, CAS, Beijing, China, Department of Scientific History and Archaeometry, Graduate University, Beijing, China

Hongen Jiang

Affiliations Laboratory of Human Evolution, Institute of Vertebrate Paleontology and Paleoanthropology, CAS, Beijing, China, Department of Scientific History and Archaeometry, Graduate University, Beijing, China

Enguo Lü

Affiliation Xinjiang Institute of Archaeology, Xinjiang Uygur Autonomous Region, Urumchi, China

Yunfei Wu

Affiliation College of Life Science, Graduate University, CAS, Beijing, China

Lihai Guo

Affiliation Asia Pacific Application Support Center, AB SCIEX, Shanghai, China

Yongming Xie

Affiliation Asia Pacific Application Support Center, AB SCIEX, Shanghai, China

Changsui Wang

Affiliations Laboratory of Human Evolution, Institute of Vertebrate Paleontology and Paleoanthropology, CAS, Beijing, China, Department of Scientific History and Archaeometry, Graduate University, Beijing, China

Yimin Yang

yiminyang@gucas.ac.cn

Affiliations Laboratory of Human Evolution, Institute of Vertebrate Paleontology and Paleoanthropology, CAS, Beijing, China, Department of Scientific History and Archaeometry, Graduate University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CH HJ CW YY. Performed the experiments: CH YW LG. Analyzed the data: CH LG YY. Contributed reagents/materials/analysis tools: EL HJ YW YX. Wrote the paper: CH CW YY.