1- Ehsan El-Ansary, G. EI-Shaarawi. A. E. Abd EI-Hamid and Azza EI-Sebai, 1997. Aflatoxin and lipid metabolism of laying hens. Second Egyptian Hungarian Poultry Conference, 16-19 September, Godollo. Hungary.
2- Abd EI-Hamid: A. E. and Y. M. A. Mabrouk, 1999. Aflatoxin contaminated hen diets and its effect on : 2- DNA content and micronuclei. Egypt Poult. Sci. Vol. 19 (I) March, 85-96.
3- Abd EI-Hamid: A. E. and Khadiga N. El-Din, 1999. Physiological effects of aflatoxin residue in hen's egg. Alex. J. Agric. Res. (3): 55-69.
4- A. M. M. Alt.; A. E. Abd EI-Hamid and O. M. Aly, 1999. The production of low cholesterol transgenic chickens.I. In blood and organs. Egypt Poult. Sci. Vol. 19 (IV) Dec. 753-760.
5- Abd EI-Hamid: A. E. and M. M. EI-Adawy. 1999. Growth and physiological performance of new Zealand white rabbits fed diet supplemented with ascorbic acid. Egypt Poult. Sci. Vol. 19 (IV) Dec. 857-871.
6- Abd EI-Hamid; A. E., M. A. Aser and A. A. And Alia, 2000. Physiological effects of replacing soybean meal by treated cottonseed meal in broiler rations. Egypt Poult. Sci. Vol. 20 (III) Sept, 631-648.
7- Abd EI-Hamid; A. E., 2000. Effect of dexamethasone hormone on some blood constituents and semen quality of new zwaland white rabbit bucks. Egypt Poult. Sci. Vol. 20 (III) Sept. 617-630.
8- M. M. El-Adawy, B.E. Borhami and A. E. Abd El-Hamid. (2000). Utilization of sugar beet pulp and fibrous residues of berseem and water hyacinth in feeding growth New Zealand White rabbits. Egyptian Journal of Rabbit Science, 10 (1) 1-17.
9- Abd EI-Hamid; A. E., 0. M. Aly and A. M. M. Ali, 2003. The production of low cholesterol transgenic chicken strain. II. Eggs. J. Agric. & Env. Sci. Alex. Univ., Egypt. Vol. 2 (1) 90-106.
10- Amany A. El-Sahn, Hanaa M. Khalil, G. El-Shaarawi and A. E. Abd El-Hamid. (2003). Semen evaluation for some local chicken strains.Egypt. J. Res., 81(4): 1871-1887.
11- Abdalla, A. A.; M. M. Khalifah and A. E. Abd El-Hamid (2004). Performance and some plasma biochemical constituents of Khaki-Campbell ducklings fed diets containing biogen or garlic (Allium Sativum L.) as feed additives. Egypt. Poult. Sci., 24 (I):231 – 245.
12- Nawar, M. E.; Aly, 0. M. and A. E. Abd EI-Hamid. 2004. The effect of crossing on some economic traits in chicken. Egypt Poult. Sci. Vol. 24 (I) : 631-648.
13- Abd EI-Hamid: A. E. 2004. Adverse effects of fenvalerate on some blood hematological parameters and the development of chicken embryos. J. Agric. & Env. Sci. Alex. Univ., Egypt. Vol. 3 (2) 39-51.
14- Control of environmental pollution related to poultry production in Egypt. (2005). Youssef A. A. Attia and Abd El-Hamid E. Abd El-Hamid. J. Agric & Env. Sci. Alex. Univ., Egypt. Vol. 4 (1) :1-5.
15- Abd El-Hamid, A. E. (2006). Chronic aflatoxicosis: hsitopathologic effects on some organs of laying hens. Agric. & Env. Sci. Alex. Univ., Egypt. Vol. 2 (1): 90 – 106.
16- Abd El-Hamid, A E.; Y. A. Attia, M. A. Mandour and W. S. El-Tahawy (2006). Blood biochemical and semen quality profile in transgenic local chickens. Agric. & Env. Sci. Alex. Univ., Egypt. Vol. 2 (1): 90 – 106.
17- Khalil, Hanaa, M., Y.A., Attia, A. E. Abd El-Hamid and A. A. El-Prollosy (2006). “Effect of lighting regimens on some physiological and productive traits of two local chicken strains", Proceeding of XII European Poultry Conference, Verona, Italy, 10-14 Sept. Abstract in: Worlds Poultry Science Journal, Vol. 62, supplement: 496-497. (IF = 1.177).
18- Y. A. Attia, A. E. Abd El-Hamid, F. A. Abd El-Ghany and H. I. Habiba (2006). Effect of oil source and antioxidant supplementations on growth performance and meat quality of Japanese quail males” Proceeding of XII European Poultry Conference, Verona, Italy, 10-14 Sept. Abstract in: Worlds Poultry Science Journal, Vol. 62, supplement: 405.
19- Osama M. Aly and Abd El-Hamid E. A. and Wagdy Z. Aly (2006). Effect of crossing on the performance of local strains. 4. Blood hematology and biochemical traits and some organs relative weights of chickens cocks. J. Agric & Env. Sci. Alex. Univ., Egypt. Vol. 5 (1) :57-71.
20- El-Ansary, Ehsan; Abd Allah, Azza, E.; Abd El-Hamid, A. E. and Abd El-Maksoud, Heba, A. (2007). Changes in blood chemical constituents in laying hens administrated different vitamin D forms during early phase of laying cycle. Egypt. J. Physiol., 6 (I): 91-100
21- Ellakany, H. F.; Attia, Y. A.; Abd El-Hamid, A. E.; Sanaa Awad; El-Ashmawy, I. M. and Nehal Berto (2007). Effect of adding panax ginseng on some immunological, physiological and productive parameters in broiler chickens. The 5th International Scientific Conference, The role of veterinary medicine for community, protection of animal and poultry resources, Teramo University- Italy and Mansoura University-Egypt, Manousra 10-11 April, 2007, Egypt, English.
22- Mona, A. Mahmoud, I. M. Abaza and A. E. Abd El-Hamid (2007). Effect of using cinchona bark as a feed additive on the productive and reproductive performance of baheij strain during early and late production periods. Egypt. Poult. Sci., 27 (II): 583 – 594.
23- Y. A. Attia, El-Shohat A. Qota, Abd El-Hamid E. Abd El-Hamid and Tarek A. Sadaka (2007). The response of slow growing chicks to the supplementations with different methionine levels and/or two types of enzymes. Emir, J. Agric. 19 (2): 48-63.
24- Y. A. Attia, A. E. Abd El-Hamid, A. E. Tag El-Din, F. Bovera and Raesa M. El-Haridy (2008). Effect of CLA addition to low protein amino acid supplements of broiler chicks: 1. Growing period. Proceeding of XXIII Worlds Poultry Congress, Brisbane June 30- July 4, 2008, Australia Australia Australia AustraliaAustralia. Abstract in: Worlds Poultry Science Journal, Vol. 64, supplement (2): 230. (IF = 1.177), English.
25- Y. A. Attia, M. A. Mandour, A. E. Abd El-Hamid, F. Bovera and S. Sh. Hassan (2008). Impact of housing density, vitamin E and / or chromium chloride supplementation on performance of growing japanese quail mails. Proceeding of XXIII Worlds Poultry Congress, Brisbane June 30- July 4, Australia. Abstract in: Worlds Poultry Science Journal, Vol. 64, supplement (2): 309. (IF = 1.177), English
26- Y. A. Attia, A. E. Abd El-Hamid, F. Bovera and M. I. El-Sayed (2009). Reproductive and productive performance of rabbit does submitted to an oral glucose suppleemntation. Animal, 3:10, pp 1401-1407.
27- Abd El-Hamid E. Abd El-Hamid, Y. A. Attia, Ellakany, H. F. Ellakany and S. A. Ghazaly (2009). Effect of acetic acid supplementation on some productive and physiological traits of japanese quails. 2nd Mediterranean Summit of WPSA, 4-7 October, Antalya, Turkey
28- Abd El-Hamid E. Abd El-Hamid, Y. A. Attia, M. A. Mandour and W. S. El-Tahawy (2009). Differential white blood cell count and gel electrophoresis in transgenic local chickens. 2nd Mediterranean Summit of WPSA, 4-7 October, Antalya, Turkey
29- Y. A. Attia, Abd El-Hamid E. Abd El-Hamid, E. El-Ansary and N. A. Mohammed (2009). Impact of enzyme addition on tolerance of japanese quails to heat stress. 2nd Mediterranean Summit of WPSA, 4-7 October, Antalya, Turkey.
30- A. M. H. El-Sheikh, A. E. Abd El-Hamid and Nehal, K. El-Kady (2009). Effect of essential phospholipids on some productive and physiological traits of laying hens. Egypt. Pult. Sci. 29: 993-1022.
31- Attia,Y. A., A. E. Abd El Hamid, F. Bovera, , M.I. M. El-Sayed (2010). Oral glucose supplementation improved semen quality and constituents of seminal and blood plasma of NZW buck rabbits in the subtropics. Open Access Animal Physiology 2010:2 81–85, http//www.dovepress.com
32- Attia, Y. A., A. E. Abd El-Hamid, A. E. Tag El-Din and Raesa El-haridy (2010). Effect of CLA addition to low-protein amino acid-supplemented diets on performance, meat quality and plasma constituents of broiler chicks during the finishing period. XIIIth European Poultry Conference, Tours, France., 23-27 August 2010. Abstract in: Worlds Poultry Science Journal, Vol. 66, supplement: 697.
33- Attia, Y.A.. M.A. Mandour, A. E. Abd El-Hamid and S. Sh. Hassan (2010). Impact of housing density, vitamin E and/or chromium chloride supplementation on performance of laying Japanese quail hens. XIIIth European Poultry Conference, Tours, France., 23-27 August 2010. Abstract in: Worlds Poultry Science Journal, Vol. 66, supplement: 568.