1. Department of Food Science and Technology; Faculty of Agriculture; Fayoum University; Faiyum Egypt
2. Agricultural Faculty; Triesdorf, Food Management Course; Plant Production and Processing Department; University of Applied Sciences Weihenstephan-Triesdorf; Steingruber Strasse 2 Weidenbach 91746 Germany
3. Laboratoire d'ingénierie des Biomolecules; Université de Lorraine; Nancy France
4. Agricultural Biochemistry Department; Faculty of Agriculture; Zagazig University; Zagazig Egypt