1. Institute of Inorganic and Analytical Chemistry, Justus Liebig University Giessen , 35392 Giessen , Germany
2. Department of Gastroenterology, Justus Liebig University Giessen , 35392 Giessen , Germany
3. Institute of Food Chemistry and Food Biotechnology, Justus Liebig University Giessen , 35392 Giessen , Germany
4. Institute of Parasitology, Biomedical Research Center Seltersberg (BFS), Justus Liebig University Giessen , 35392 Giessen , Germany