Institution: | 1. Department of Biology , University of Salford , Salford, M4 4WT, UK;2. Department of Biology , University of Salford , Salford, M4 4WT, UK;3. ARP Scientific Equipment Manufacture and Supply , Wilmslow, Cheshire, UK;4. Department of Electrical Engineering , University of Salford , Salford, M5 4WT, UK |