· Prof. W. Holzapfel

Handong Global University

School of Life and Food Sciences

Pohang, Gyeongbuk 791-708

Republic of Korea

· Prof. H.A. Dirar

University of Khartoum

Faculty of Agriculture

Department of Biotechnology

P.O Box 32

Shambat

Sudan

· Dr. C. M. A. Franz

Max Rubner Institute

Federal Research Institute for Nutrition and Food

Haid-und-neu str. 9

D76131 Karlsruhe,

Germany