1 Institute of Parasitology, Department of Infectious Disease and Pathobiology, Vetsuisse Bern, University of Bern, Bern, Switzerland.
2 Division of Systems and Digestive Medicine, Department of Surgery & Cancer, Imperial College London, London, United Kingdom.
3 Department of Chemistry and Biochemistry, University of Bern, Bern, Switzerland.
4 Institute of Parasitology, Department of Infectious Disease and Pathobiology, Vetsuisse Bern, University of Bern, Bern, Switzerland. Britta.lundstroem@vetsuisse.unibe.ch.