Results 11 to 20 of about 6,379 (226)

The Regulatory Microenvironment in Feathers of Chickens Infected with Very Virulent Marek’s Disease Virus

open access: yesViruses, 2022
Vaccines against Marek’s disease can protect chickens against clinical disease; however, infected chickens continue to propagate the Marek’s disease virus (MDV) in feather follicles and can shed the virus into the environment.
Jegarubee Bavananthasivam   +6 more
doaj   +1 more source

Occurrence of Marek’s disease in Poland on the basis of diagnostic examination in 2015–2018

open access: yesJournal of Veterinary Research, 2020
Marek’s disease (MD) is a tumourous disease caused by Marek’s disease virus (MDV) and most commonly described in poultry. The aim of the study was to determine the occurrence of Marek’s disease virus infections in Poland and analyse clinical cases in the
Kozdruń Wojciech   +5 more
doaj   +1 more source

Genetic variability of the Avian leukosis virus subgroup J gp85 gene in layer flocks in Lower Egypt [PDF]

open access: yesVeterinary World, 2020
Aim: This study aimed to determine the prevalence of layer flock tumor disease in Lower Egypt during the period of 2018- 2019 and to undertake molecular characterization and determine the genetic diversity of all identified viruses.
Nahed Yehia   +3 more
doaj   +1 more source

The dominantly expressed class II molecule from a resistant MHC haplotype presents only a few Marek's disease virus peptides by using an unprecedented binding motif.

open access: yesPLoS Biology, 2021
Viral diseases pose major threats to humans and other animals, including the billions of chickens that are an important food source as well as a public health concern due to zoonotic pathogens.
Samer Halabi   +9 more
doaj   +1 more source

Differential cytokine responses following Marek's disease virus infection in chicken genotypes differing in resistance to Marek's disease [PDF]

open access: yes, 2003
The production of cytokine mRNAs, in addition to viral DNA, was quantified by real-time quantitative reverse transcription-PCR (RT-PCR) (cytokines) or PCR (virus) in splenocytes during the course of Marek's disease virus (MDV) infection in four inbred ...
Davison, T F, Kaiser, Pete, Underwood, G
core   +1 more source

Marek's disease herpesvirus serotype 1 in broiler breeder and layer chickens in Malaysia [PDF]

open access: yesVeterinary World, 2019
Aim: This study aimed to investigate the occurrence of Marek's disease (MD) in five poultry farms in Malaysia using postmortem examination, histopathology, and polymerase chain reaction (PCR).
Iryanti Othman, Erkihun Aklilu
doaj   +1 more source

The Meq Gene Molecular Profile of Marek’s Disease Virus Serotype 1 From Kampung and Arabic Chicken Farms in Sukabumi, West Java, Indonesia

open access: yesHayati Journal of Biosciences, 2016
There is an increasing trend to use molecular approaches to the study of Marek’s disease virus serotype 1 (MDV-1), the causative agent for the neoplastic syndrome of chickens known as Marek’s disease.
Risza Hartawan   +1 more
doaj   +1 more source

Self-excision of the BAC sequences from the recombinant Marek's disease virus genome increases replication and pathogenicity [PDF]

open access: yes, 2008
Cloning of full length genomes of herpesviruses as bacterial artificial chromosomes (BAC) has greatly facilitated the manipulation of the genomes of several herpesviruses to identify the pathogenic determinants.
Baigent Sue   +4 more
core   +2 more sources

The Need for Evolutionarily Rational Disease Interventions: Vaccination Can Select for Higher Virulence [PDF]

open access: yes, 2018
This is the final version of the article. Available from Public Library of Science via the DOI in this recordThere is little doubt evolution has played a major role in preventing the control of infectious disease through antibiotic and insecticide ...
Boots, M
core   +1 more source

Morphological and Immunohistochemical Examination of Lymphoproliferative Lesions Caused by Marek’s Disease Virus in Breeder Chickens

open access: yesAnimals, 2020
Marek’s disease is widely controlled by vaccination programs; however, chickens are not totally protected, especially immediately after the vaccination when a strong challenge could interfere with the effectiveness of vaccination in the absence of proper
Alessandro Stamilla   +8 more
doaj   +1 more source

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