Institution: | (1) Dept. of Microbiology, University of Edinburgh, West Mains Road, EH9 3JG Edinburgh, UK;(2) Present address: MRC Human Genetics Unit, Western General Hospital, Crewe Road, Edinburgh, UK;(3) Present address: Dept. of Biochemistry, University of New South Wales, PO Box 1, 2033 Kensington, NSW, Australia |