About the Authors

Christian Konrad

Affiliation Institute of Parasitology, University of Zürich, Zürich, Switzerland

Cornelia Spycher

Affiliation Institute of Parasitology, University of Zürich, Zürich, Switzerland

Adrian B. Hehl

Adrian.Hehl@access.uzh.ch

Affiliation Institute of Parasitology, University of Zürich, Zürich, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CK CS ABH. Performed the experiments: CK CS ABH. Analyzed the data: CK CS ABH. Wrote the paper: ABH.