Desmond M. Ncango1, Chantel W. Swart1, Carolina H. Pohl1, Pieter W. J. Van Wyk2 and Johan L. F. Kock1*
1UNESCO MIRCEN, Department of Microbial, Biochemical and Food Biotechnology, University of the Free State, P.O. Box 339, Bloemfontein, 9301, South Africa.
2Centre for Microscopy, University of the Free State, P.O. Box 339, Bloemfontein, 9301, South Africa.
