1. Department of Analytical Chemistry/Biochemistry and Structural Biology; Lund University; P. O. Box 124 SE-22100 Lund Sweden
2. Department of Genetics and Bioengineering; Fatih University; B. Cekmece Istanbul 34500 Turkey
3. Cawthrone Institute; Private Bag 2 Nelson New Zealand
4. School of Chemistry; National University of Ireland Galway; University Road Galway Ireland