1. Biomineral Research Group, Department of Veterinary Medicine, University of Cambridge, Madingley Road, Cambridge CB3 0ES, United Kingdom
2. Biomineral Research Group, Department of Mineral Science and Technology, MRC Elsie Widdowson Laboratory, Fulbourn Road, Cambridge CB1 9NL, United Kingdom
3. Department of Chemistry, Lakehead University, Thunder Bay, Ontario P7B 5E1, Canada
4. School of Food Science and Nutrition, University of Leeds, Woodhouse Lane, Leeds LS2 9JT, United Kingdom