Dr Nelson Fernandez, Dept of Biological and Chemical Sciences, University of Essex, Wivenhoe Park, Colchester CO4 3SQ, UK. Tel: 01206 873330. Fax: 01206 872592. Email: nelson@essex.ac.uk Dr Geoff Butcher, Babraham Institute, Babraham, Cambridge, UK
Dr Nelson Fernandez, Dept of Biological and Chemical Sciences, University of Essex, Wivenhoe Park, Colchester CO4 3SQ, UK. Tel: 01206 873330. Fax: 01206 872592. Email: nelson@essex.ac.uk Dr Geoff Butcher, Babraham Institute, Babraham, Cambridge, UK