Ph. D. In () , Faculty of Veterinary Medicine Assiut University , 1994
M. Sc. In () , Faculty of Veterinary Medicine Assiut University , 1988
Professor Faculty of Veterinary Medicine, Assiut University , 2004
Associate Professor Faculty of Veterinary Medicine, Assiut University , 1999
Lecturer Faculty of Veterinary Medicine, Assiut University , 1994
Assistant Lecturer Faculty of Veterinary Medicine, Assiut University , 1988
Demonstrator Faculty of Veterinary Medicine, Assiut University , 1983
1- Hanan Hassan Abdel-Hafiz , Histomorphological Studies on the Testis of Donkey During Postnatal Period ,2005-01-18
Supervisor: Mohamed Nabil Kamel Mostafa, Ahmed alzahry Zayed , Ramadan Abdel-Hafiz Syed
2-Comparative morphological study on the alimentary tract of three species of marine fishes from Red Sea coast of Jizan in relation to their feeding habits
Supervisor: Ahmed E. Zayed, Alaa S Abou-ِElhamd
3- Effect of khat extract on testicular maturation in prepubertal and pubertal rats: morphological and biochemical study
Supervisor: Ahmed E. Zayed, Alaa S Abou-ِElhamd
4-