Kamel Zyan
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View article: Molecular characterization of isolated duck viral hepatitis and its pathogenicity in one day and seven day old ducklings in Qalyubia governorate.
Molecular characterization of isolated duck viral hepatitis and its pathogenicity in one day and seven day old ducklings in Qalyubia governorate. Open
Duck hepatitis A virus (DHAV) is the cause of duck viral hepatitis, which is an acute and infectious illness with a high mortality rate. In this study Thirty samples from several duck farms in Qalyubia Governorate were used in this investi…
View article: Effect of Co-infection of Low Pathogenic Avian Influenza H9N2 Virus and Avian Pathogenic E. coli on H9N2-Vaccinated Commercial Broiler Chickens
Effect of Co-infection of Low Pathogenic Avian Influenza H9N2 Virus and Avian Pathogenic E. coli on H9N2-Vaccinated Commercial Broiler Chickens Open
In the last 40 years, low pathogenic avian influenza virus (LPAIV) subtype H9N2 has been endemic in most Middle Eastern countries and of course Egypt which is one of the biggest poultry producers in the middle east region. The major losses…
View article: The effectiveness of H9N2 vaccination in commercial broilers flocks under natural field infection
The effectiveness of H9N2 vaccination in commercial broilers flocks under natural field infection Open
For decades low pathogenic avian influenza virus (LPAIV) subtype H9N2 was endemic in many Middle Eastern countries including Egypt. The majority of losses associated with the H9N2 virus come from a complicated and mixed infection in commer…
View article: The effectiveness of H9N2 vaccination in commercial broilers flocks under natural field infection
The effectiveness of H9N2 vaccination in commercial broilers flocks under natural field infection Open
For decades low pathogenic avian influenza virus (LPAIV) subtype H9N2 was endemic in many Middle Eastern countries including Egypt. The majority of losses associated with the H9N2 virus come from a complicated and mixed infection in commer…
View article: The effectiveness of H9N2 vaccination in commercial broilers flocks under natural field infection
The effectiveness of H9N2 vaccination in commercial broilers flocks under natural field infection Open
For decades low pathogenic avian influenza virus (LPAIV) subtype H9N2 was endemic in many Middle Eastern countries including Egypt. The majority of losses associated with the H9N2 virus come from a complicated and mixed infection in commer…
View article: Molecular characterization and isolation of Infectious laryngotracheitis virus (ILTV) strains causing outbreaks in layer chicken farms of Kalubia Province, Egypt
Molecular characterization and isolation of Infectious laryngotracheitis virus (ILTV) strains causing outbreaks in layer chicken farms of Kalubia Province, Egypt Open
Infectious Laryngotracheitis (ILT) is an acute highly contagious respiratory disease of chickens.It has significant economic importance due to mortalities and the drop in egg production.In this study, seventy samples from different layer f…
View article: Newcastle and Doxorubicin attenuated against diethylnitrosoamine as antitumor effects which induced hepatocellular carcinoma
Newcastle and Doxorubicin attenuated against diethylnitrosoamine as antitumor effects which induced hepatocellular carcinoma Open
Doxorubicin is a broad spectrum antitumor antibiotic. Newcastle disease virus (NDV ) is one such virus with an inherent oncolytic property. This study was done to investigate the antitumor effects of Doxorubicin and NDV on Diethylnitrosami…
View article: Newcastle and Doxorubicin attenuated against diethylnitrosoamine as anti-proliferative and immunosuppresor effects which induced hepatocellular carcinoma
Newcastle and Doxorubicin attenuated against diethylnitrosoamine as anti-proliferative and immunosuppresor effects which induced hepatocellular carcinoma Open
Doxorubicin is a broad-spectrum antitumor antibiotic.Newcastle disease virus (NDV ) is one the viruses with an inherent oncolytic property.This study was done to investigate the antitumor effects of Doxorubicin and NDV on Diethylnitrosamin…
View article: Comparative Immunopathological Study of Various Intra-Cloacal Infectious Bursal Disease Vaccine Doses.
Comparative Immunopathological Study of Various Intra-Cloacal Infectious Bursal Disease Vaccine Doses. Open
Infectious bursal disease (IBD) is a contagious immunosuppressive viral infection of young chickens.Intra-cloacal approach is effective for vaccinating chicks with high maternally derived IBD antibodies; however, the vaccinal traditional d…
View article: Comparative study between prepared bivalent IB inactivated vaccine and commercial one
Comparative study between prepared bivalent IB inactivated vaccine and commercial one Open
Infectious bronchitis is a highly contagious disease, considered as one of the most important poultry diseases and it causes huge economic losses in poultry industry due to its effect on broiler growth and egg production quantity and quali…
View article: Epidemiological study on Infectious bursal disease in broiler chicken farms in some Governorates in Delta Egypt
Epidemiological study on Infectious bursal disease in broiler chicken farms in some Governorates in Delta Egypt Open
View article: Molecular and histopathological investigation of Mycoplasma gallisepticum and Mycoplasma synoviae isolates from chickens
Molecular and histopathological investigation of Mycoplasma gallisepticum and Mycoplasma synoviae isolates from chickens Open
The aim of this work was planned to study the prevalence of mycoplasma organisms in chickens from different localities of Kaluobia, Monofia and Gharbia governorates. In this study a total of 36 farms were examined for prevalence of mycopla…
View article: Epidemiological study on Infectious bursal disease in broiler chicken farms in some Governorates in Delta Egypt
Epidemiological study on Infectious bursal disease in broiler chicken farms in some Governorates in Delta Egypt Open
This study was conducted to estimate the prevalence of IBD in broiler farms from different localities in different Governorates; AlQalubia, AlGharbia, AlMenofia and ALBehera and also to make a further characterization of the obtained strai…
View article: 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
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 Open
The ameliorative effects of some different antimycotoxicosis compounds (AMCs) against the adverse effects induced by intoxication of dietary aflatoxin (AF) and/or ochratoxin (OT) on the immune system performance in broiler chicks were inve…
View article: Evaluation of The Economic Efficacy of Some Antimycotoxicosis Compounds on Production and Humoral Immunity in Broiler Chickens.
Evaluation of The Economic Efficacy of Some Antimycotoxicosis Compounds on Production and Humoral Immunity in Broiler Chickens. Open
Mycotoxicosis is an important problem in poultry industry causing global economic losses constituting a great threat. The present study was designed to investigate the ameliorative effects of four different antimycotoxicosis compounds (AMC…
View article: Molecular identification of Eimeria tenella in broiler chickens in Kalyoubia governorate and evaluation of different strategies for control cecal coccidiosis.
Molecular identification of Eimeria tenella in broiler chickens in Kalyoubia governorate and evaluation of different strategies for control cecal coccidiosis. Open
Ceacal coccidiosis one of Nine Eimeria species affecting chickens and results in severe economic losses. Sixty-seven GIT sample were collected from broiler flocks showing bloody diarrhea in Kalyoubia governorate. 88% of collected samples w…
View article: Biochemical effect of β-hydroxy-β-methylbutyrate calcium and creatine supplementations on some blood parameters, pro-inflammatory cytokines and growth performance of broiler chicks
Biochemical effect of β-hydroxy-β-methylbutyrate calcium and creatine supplementations on some blood parameters, pro-inflammatory cytokines and growth performance of broiler chicks Open
One hundred and sixty-five one-day old Cobb broiler chicks were allocated into 3 groups to investigate theeffect of dietary 0.1% β-hydroxy- β-methylbutyrate calcium (HMB) and 0.1% creatine on some bloodparameters, pro-inflammatory cytokine…