1. Department of Clinical Nutrition, University of Kuopio, P.O.B. 1627, FIN-70211 Kuopio, Finland, Food and Health Research Center (ETTK), Mediteknia, University of Kuopio, P.O.B. 1627, FIN-70211 Kuopio, Finland, Department of Microbiology, Faculty of Medicine, National University of Singapore, Singapore 117597, Australian Water Quality Centre, Private Mail Bag 3, Salisbury, South Australia 5108, Australia, Department of Toxicology and Pharmacology, University of Kuopio, P.O.B. 1627, FIN-70211 Kuopio,...