1. Kamal, A. M. and Zada, S. “The Phylogenetic position of the family Agamidae in the light of the study of the Chondrocranium.” Zool. Anz. Vol. 184 (1970), pp. 327-335.
2. Kamal, A. M. and Zada, S. “The Early Developmental Stages of the Chondrocranium of Agama pallida.” Acta Morphol. Neerl. Scand. Vol. 11 (1973), pp. 75-104.
3. Zada, S. “The inter-relationship between the neural elements, cartilage and bone in the embryonic lower jaw.” Bull. Fac. Sc., Cairo Univ., Vol. 49 (1976), pp. 175-186.
4. Zada, S. “The Fully Formed Chondrocranium of the lizard, Agama pallida.” J. Morphology, Vol. 170 (1981), pp. 43-54.
5. El Ridi, R., Zada, S. and Kandil, O. “Lymphocyte structural heterogeneity in the lizard Chalcides ocellatus.” In : Aspects of Developmental and Comparative Immunology, Vol. I. J. B. Solomon (Ed.), Pergamon Press. 1981, pp. 513-514. Proceedings of the 1st Congress of Developmental and Comparative Immunology, 27 July-1 August 1980, Aberdeen.
6. El Ridi, R., El Deeb, S. and Zada, S. “The gut-associated lymphoepithelial tissue (GALT) of lizards and snakes.” In: Aspects of Developmental and Comparative Immunology, Vol. I. J. B. Solomon (Ed.), Pergamon Press. 1981, pp. 233-239. Proceedings of the 1st Congress of Developmental and Comparative Immunology, 27 July-1 August 1980, Aberdeen.
7. Saad, A. H., El Ridi, R., Zada, S. and Badir, N. “Differential effect of hydrocortisone on T and B cells of the lizard, Chalcides ocellatus.” Dev. Comp. Immunol. Vol. 7 (1983), pp.769-770.
8. Saad, A. H., El Ridi, R. and Zada, S. “Seasonal mixed leucyte reaction (MLR) in the lizard, Chalcides ocellatus.” In: Aspects of Developmental and Comparative Immunology, Vol. II, Pergamon Press. 1984, p. 26. Proceedings of the 2nd International Congress of ISDCI, 14-19August 1983, Los Angeles.
9. Sminia T. and Zada, S. “Cellular Recognition Events III Summaries and abstracts of contributed papers.” In: Aspects of Developmental and Comparative Immunology, Vol. II, Pergamon Press. 1984, pp. 55-60. Proceedings of the 2nd International Congress of ISDCI, 14-19August 1983, UCLA,Los Angeles.
10. Zada, S. and El Deeb S. “Ontogeny of lymphoid tissues and cells in the lizard, Chalcides ocellatus.” In: Aspects of Developmental and Comparative Immunology, Vol. II, Pergamon Press. 1984, p. 251. Proceedings of the 2nd International Congress of ISDCI, 14-19August 1983, Los Angeles.
11. Hussein, M. F., Badir, N., Zada, S., El Ridi, R. and Zahran, W. “Effect of seasonal changes on the immune system of the toad ,Bufo regularis.” Bull. Fac. Sci., Cairo Univ. Vol. 52 (1984), pp. 181-192.
12. Hussein, M. F., Zada, S. and El Ridi, R. “Humoral response of lizards in winter.” Bull. Fac. Sci. Cairo Univ. Vol. 52 (1984), pp. 193-201.
13. Saad, A. H., El Ridi R., Zada, S., and Badir, N. “Effect of hydrocortisone on the immune system of the lizard, Chalcides ocellatus. 1. Response of lymphoid tissues and cells to in vivo and in vitro hydrocortisone.” Dev. Comp. Immunol. Vol. 8 (1984), pp. 121-130.
14. Saad, A. H., El Ridi R., Zada, S. and Badir, N. “Effect of hydrocortisone on the immune system of the lizard, Chalcides ocellatus 11. Differential action on T and B lymphocytes.” Dev. Comp. Immunol. Vol. 8 (1984), pp. 835-844.
15. Hussein, M. F., Zada, S. and Kamal, A. M. “The common characters of the chondrocranium of skinks.” Bull. Fac. Sci., Cairo Univ. (1985)
16. Hussein, M. F., Zada, S. and El Ridi, R. “Immunologic competence of the newly-born lizard, Chalcides ocellatus.” Bull. Fac. Sci., Cairo Univ. Vol. 53 (1985), pp. 221-235.
17. El Deeb, S., Zada, S. and El Ridi, R. “Ontogeny of hemopoietic and lymphopoietic tissues in the lizard Chalcides ocellatus. (Reptilia, Sauria, Scincidae).” J. Morphology, Vol. 185 (1985), pp. 241-253.
18. El Deeb, S., El Ridi, R. and Zada, S. “Ontogenesis of differentiation antigens on lizard T and B lymphocytes.” Proc. Zool. Soc. A. R. Egypt, Vol. 11 (1986), pp. 231-243.
19. El Deeb, S., El Ridi, R. and Zada, S. “The development of lymphocytes with T or B membrane determinants in the lizard embryo.” Dev. Comp. Immunol. Vol. 10 (1986), pp. 353-364.
20. Zada, S., Coltey, M. and Le Douarin, N. “An analysis of surface and cytoplasmic glycoprotein expression by neural and glandular tissues in Reptiles.” C. R. Academie des Sciences, Paris, Vol. 307 No. 111 (1988), pp. 109-116.
21. Tucker, G., Delarue, M., Zada, S., Boucaut, J. C. and Thiery, J. P. “Expression of the HNK-1/ NC-1 epitope in early Vertebrate Neurogenesis.” Cell Tissue Research Vol. 251 (1988), pp. 457-465.
22. El Ridi, R., Zada, S., Afifi, A., El Deeb, S., El Rouby, S., Farag, M. and Saad, A. H. “A Review: Cyclic changes in the differentiation of lymphoid cells in Reptiles.” Cell Differentiation, Vol. 24 (1988), pp. 1-8.
23. Zada, S. “Notes on the Colubrid Chondrocranium.” Proc. Zool. Soc. A. R. Egypt, Vol. 15 (1988), pp. 269-274.
24. Zada, S. “Monoclonal Antibodies HNK-1 and GLN-1 Immunoreactivity with Chalcides ocellatus tissues. Distribution and Biochemical properties of the antigen.” Proc. Zool. Soc. A. R. Egypt, Vol. 15 (1988), pp. 275-286.
25. Zada, S. “A Human Natural Killer Monoclonal IgM Antibody reacting with Reptilian glandular tissues.” Proc. Zool. Soc. A. R. Egypt, Vol. 15. (1988), pp. 287-294.
26. El Ridi, R. and Zada, S. “Studies on Snake immunoglobulins using Monoclonal Antibodies. I. Serological Investigations.” Bull. Fac. Sci. Cairo Univ., Vol. 57 No. 1 (1989), pp. 381-395.
27. El Ridi, R., Zada, S. and Mansour, M. “Studies on Snake immunoglobulins using Monoclonal Antibodies. II. Biochemical Investigations.” Bull. Fac. Sci. Cairo Univ., Vol. 57 No.1 (1989) pp. 397-416.
28. Zada, S. “Table of development of Chalcides ocellatus (Reptilia, Sauria, Scincidae).” Proc. Zool. Soc. A. R. Egypt, Vol. 17 (1989), pp. 157-170.
29. El Ridi, R., Zada, S. and Mansour, M. “Immunoglobulins of the snake Psammophis sibilans. Studies using a Monoclonal Antibody.” Immunobiology 184 (1991), pp. 1-13.
30. Hassanein, H. I., Kamel, M., Badawy, A., El Ghorab, N., Abdin, H., Zada S., El Ahwany, E. G. and Doughty, B. L. (1999) “Antimiracidial effect of recombinant glutathione-s-transferase 26 and soluble egg antigen on immune responses in murine schistosomiasis.” Acta Pathologica Microbiologica et Immunologica Scandinavica, Vol. 107, pp. 723-736.
31. El-Ahwany, E. G., Hanallah, S. B., Zada, S., El Ghorab, N. M., Badir, B., Badawy, A., Sharmy, R. and Hassanein, H. I. (2000) “Immunolocalisation of macrophage adhesion molecule-1 and macrophage inflammatory protein-1 in schistosomal soluble egg antigen-induced granulomatous hyporesponsiveness.” International Journal of Parasitology Vol. 30 (2000), pp. 837-842.
32. Hassanein, H., Hanallah, S., El-Ahwany, E. G., Doughty, B., El-Ghorab, N., Badir, B., Sharmy, R. and Zada, S. (2001) “Immunolocalisation of intercellular adhesion molecule-1 and leukocyte functional associated antigen-1 in schistosomal soluble egg antigen-induced granulomatous hyporesponsiveness.” Acta Pathologica Microbiologica et Immunologica Scandinavica, Vol. 109, pp. 376-382.
33. El Sayed, N., Zada, S., and Othman, A. (2002), “Cytodifferentiation and Distribution of Endocrine cells in the Gastrointestinal tract of the lizard Chalcides ocellatus.” Egyptian Journal of Zoology, Vol.38, pp.87-105.
34. H.M.Ragab, S.Zada, E.Ashour,Y. Shaker,M.Hermann, R.Proctor, and G.Peters. (2002) “Effect of extracellular slime substance from Staphylococcus epidermidis on the opsonic activity of human neutrophils and monocytes” Egyptian Medical Journal of the National Research Center, Vol.1, pp. 15-30.
35. Hanallah SB,El-Ahwany EG, Doughty B, Zada S, Badir B,Badawy A and Hassanein HI (2003), “ Immunolocalization of B7-2 and CD28 costimulatory molecules in schistosomal soluble egg antigen-induced granulomatous hyporesponsiveness” Egypt. J. Schistosomiasis & Endemic Infectious Diseases ,Volume 25, pp.1-16
36. Azza El- Bassiouny, 1 Eman El-Ahwany, 1 Tarek Abou-Shousha, 2 Mona Moussa, 2 Nora El-Bassiouni, 3 Kesmat Maher, 1 Aimen Galli, 4 Magdi Youssef , 4, Suher Zada 5 (2006). “Hepatic mRNA expression of Histone (H3): An early predictor of tumorgenic changes in Chronic Hepatitis C”, Journal of Gastroenterology and Hepatology, Volume 21 Issue Suppl.2 Page A162-A197.
37. Azza El- Bassiouny, 1 Eman El-Ahwany, 1 Tarek Abou-Shousha, 2 Mona Moussa, 2 Nora El-Bassiouni, 3 Kesmat Maher, 1 Aimen Galli, 4 Magdi Youssef , 4, Suher Zada 5 (2006). “Hepatic mRNA expression of Histone (H3): An early predictor of tumorgenic changes in chronic hepatitis C”. The International Liver Congress, Shanghai, March, 2006 (Poster)
38. Hafez, G., El-Bassiouny, A., Zada, S., Charmy, R., McKerrow, J., and Saber, M(2002). “Etanercept (STNFR : Fc Construct) Soluble Tumor Necrosis Factor Receptor Ameliorates Immunopathological Changes in Murine Schistomiasis mansoni”. International Conference of Theodor Bilharz Research Institute, March 23-25, 2002.
39. “Soluble Tumor Necrosis Factor Receptor : Fc construct ameliorates immunopathological changes in murine Schistomiasis mansonii ” The International Conference on Schistosomiasis, Marriott Hotel, Cairo, Egypt, March 1998.( Poster)