Effect of Co-infection of Low Pathogenic Avian Influenza H9N2 Virus and Avian Pathogenic E. coli on H9N2-Vaccinated Commercial Broiler Chickens von Mahmoud, Sherif I. A., Zyan, Kamel A., Hamoud, Mohamed M., Khalifa, Eman, Dardir, Shahin, Khalifa, Rabab, Kilany, Walid H., Elfeil, Wael K.

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Molecular characterization and isolation of Infectious laryngotracheitis virus (ILTV) strains causing outbreaks in layer chicken farms of Kalubia Province, Egypt von Farag, Shaimaa, zyan, Kamel, Eissa, Ahmed

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Newcastle and Doxorubicin attenuated against diethylnitrosoamine as antitumor effects which induced hepatocellular carcinoma von elashrey, mahmoud, Desoky, Afaf, Zyan, Kamel

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Newcastle and Doxorubicin attenuated against diethylnitrosoamine as anti-proliferative and immunosuppresor effects which induced hepatocellular carcinoma von elashrey, mahmoud, Desoky, Afaf, Zyan, Kamel

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Molecular characterization of isolated duck viral hepatitis and its pathogenicity in one day and seven day old ducklings in Qalyubia governorate von Behery, Aya Hamdy, zyan, Kamel, Saad, Ahmed Eissa, El-Shemy, Ahmed

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Comparative Immunopathological Study of Various Intra-Cloacal Infectious Bursal Disease Vaccine Doses von Abaza, Mohamed, ElBorai, Ibrahim, Eissa, Ahmed, zyan, Kamel

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Epidemiological study on Infectious bursal disease in broiler chicken farms in some Governorates in Delta Egypt von El-Shorbagy, Mohammed, Saad, Ahmed, Zyan, Kamel, Khalil, Norhan

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Efficacy of different antimycotoxicosis compounds on the main immune organs and humoral immune response of broiler chickens fed on aflatoxin and/or ochratoxin contaminated diet von Abdelnaser, Amal, Zyan, Kamel, El Basuni, Sawsan, El Nabarawy, Anwaar

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Biochemical effect of β-hydroxy-β-methylbutyrate calcium and creatine supplementations on some blood parameters, pro-inflammatory cytokines and growth performance of broiler chicks... von Mahfouz, Mohamed, Zyan, Kamel, Abdel-Hamid, Hossam

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Comparative study between prepared bivalent IB inactivated vaccine and commercial one von Fathy, Reda, Moustafa, Magda, Zyan, Kamel, ElBorai, Ibrahim, El-Mahdy, Susan

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Epidemiological study on Infectious bursal disease in broiler chicken farms in some Governorates in Delta Egypt von El-Shorbagy, Mohammed A., Saad, Ahmed E., Zyan, Kamel A., Khalil, Norhan W.

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