C. C. Ng1*,S. H. Law1, N. B.Amru1,M. R. Motior1,2and B. A. Mhd Radzi3
1Institute of Biological Sciences, Faculty of Science, University of Malaya, Kuala Lumpur, Malaysia
2Department of Plant Agriculture, Ontario Agricultural College, University of Guelph, Ontario, Canada
3Department of Chemistry, Faculty of Science, University of Malaya, Kuala Lumpur, Malaysia