1 Microscopic diffusion properties of fixed breast tissue: Preliminary findings Narina Norddin 1 , Carl Power 2 , Geoff Watson 3 , Gary Cowin 4 , Nyoman D. Kurniawan 4 , Laurence Gluch 5 , Roger Bourne 1 1 Discipline of Medical Radiation Sciences, Faculty of Health Sciences, University of Sydney, 75 East Street, Lidcombe, Sydney, NSW 2141, Australia 2 University of New South Wales, Sydney, NSW, Australia 3 Royal Prince Alfred Hospital, Sydney, NSW, Australia 4 Centre for Advanced Imaging, University of Queensland, QLD, Australia 5 The Strathfield Breast Centre, Strathfield, NSW, Australia Corresponding author: R. Bourne Word count: 2269 words