Results 21 to 30 of about 78,047 (208)

Isolation, molecular characterization and pathogenicity studies of infectious bursal disease field virus isolates [PDF]

Journal of Veterinary Medical Research, 2008
This study was carried out to investigate the prevalence, molecular characterization and pathogenicity of field infectious bursal disease virus (IBDV) isolates. Nine isolates of IBDV were isolated from 13 naturally infected broiler flocks.
M. M. Amer, K. M. El-Bayomi, M. Abd-A. Kotkat, Wafaa A. Abdel-Ghany, M. A. Shakal, Sherein S. Abdel-Gaied   +5 more
doaj   +1 more source

Field study on control of chronic respiratory disease in vertically infected broiler chicks [PDF]

Journal of Veterinary Medical Research, 2009
Our field studies had been carried out after in vitro antibiogram of E. coli to compare the effect of pulmotil (macroloide), enerofloxacin (fluoroquinolones) and doxycycline (tetracycline) in controlling mycoplasma and E.
M. M. Amer, K. M. El-Bayomi, Zenab, M. S. Gera, A. E. A. Hanafei   +3 more
doaj   +3 more sources

The impact of selected risk factors on the occurrence of highly pathogenic avian influenza in commercial poultry flocks in Poland

Journal of Veterinary Research, 2021
Introduction of highly pathogenic avian influenza virus (HPAIV) into a country and its further spread may have a devastating impact on the poultry industry and lead to serious economic consequences.
Gierak Anna, Śmietanka Krzysztof
doaj   +1 more source

The efficacy of live infectious bursal disease vaccines in commercial 10 days old chicks. [PDF]

Journal of Veterinary Medical Research, 2008
The efficacy of four infectious bursal disease virus (IBDV) vaccines including intermediate (D78) and intermediate plus (228E, IBD-Blen and Bursa-Vac+) were compared in priming  vaccination of 10 days commercial old male layer chicks.
M. M. Amer, K. M. El-Bayomi, Wafaa A. Abdel-Ghany, M. A. Kotkat, Sherein S. Abdel –Gaied, M. A. Shakal   +5 more
doaj   +1 more source

Detection of fowl adenovirus D strains in wild birds in Poland by Loop-Mediated Isothermal Amplification (LAMP)

BMC Veterinary Research, 2020
Background The present study on the role of strains of adenovirus in wildlife reservoirs, and their prevalence is under exploration. In several previous studies, the presence of adenovirus strains in wild birds has been investigated.
Jowita Samanta Niczyporuk, Wojciech Kozdruń, Hanna Czekaj, Natalia Styś-Fijoł, Karolina Piekarska   +4 more
doaj   +1 more source

SOME STUDIES ON HAFNIA ALVEI IN CHICKENS [PDF]

Kafrelsheikh Veterinary Medical Journal, 2011
This study was aimed to study the epidemiology and the possible ways of treatment of  Hafnia alvei (H. alvei) as an enteric pathogen in laying hens during the period from 2007-2010.
M. H. Awaad, Amany, M. Taha, Moshira. A. El-Abasy, F. F. El-Khayat, A. A. El-Gohary   +4 more
doaj   +1 more source

Immunomodulating and zootechnical effect of some bacterial components on broiler chicken vaccinated with Newcastle disease vaccine [PDF]

Journal of Veterinary Medical Research, 2010
This study was carried out to evaluate the immunomodulating effects of, inactivated cells of Propionibacterium acnes and cell wall lipopolysaccharide (LPS) of the a pathogenic E.
M. F. El-Kady, S. M. Tamam, Azza A. El Sawah, A. Okasha   +3 more
doaj   +1 more source

Serotype-specific role of antigen I/II in the initial steps of the pathogenesis of the infection caused by Streptococcus suis

Veterinary Research, 2017
Streptococcus suis is one of the most important post-weaning porcine bacterial pathogens worldwide. The serotypes 2 and 9 are often considered the most virulent and prevalent serotypes involved in swine infections, especially in Europe.
Sarah Chuzeville, Jean-Philippe Auger, Audrey Dumesnil, David Roy, Sonia Lacouture, Nahuel Fittipaldi, Daniel Grenier, Marcelo Gottschalk   +7 more
doaj   +1 more source

DETECTION OF SOME VIRULENCE GENES IN SALMONELLA SPECIES ISOLATED FROM DUCKS AND DUCK EGGS [PDF]

Assiut Veterinary Medical Journal, 2020
Four hundred and fifty (450) samples were collected, 200 from internal organs (liver, caecum, gall bladder and spleen) of 50 ducks, 200 from internal organs of 50 ducklings and 50 unhatched duck eggs (dead in shell embryo) from different farms and ...
M.I. EL-GAOS, M.R. KHALIL, GHADA ABD EL-DAYEM   +2 more
doaj   +1 more source

DETECTION OF ANTIBIOTICS RESISTANCE GENES IN STAPHYLOCOCCUS AUREUS ISOLATED FROM POULTRY FARMS [PDF]

Assiut Veterinary Medical Journal, 2019
Poultry industry in Egypt was subjected to various problems one of them was the early chick mortalities that cause great economic losses and its investigation is the request of many poultry scientists and men.
RAGAB IBRAHIM, Abeer Hussein, OMAR AMEN, ASHGAN SAYED   +3 more
doaj   +1 more source