About the Authors
Department of Parasitology, School of Basic Medical Science, Wuhan University, Wuhan, Hubei Province, China
State Key Laboratory of Freshwater Ecology and Biotechnology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, Hubei Province, China
The authors have declared that no competing interests exist.
Conceived and designed the experiments: QPZ MSJ PN. Performed the experiments: QPZ. Analyzed the data: QPZ HFD. Wrote the paper: QPZ PN.