Respiratory Pathogens of Poultry and Birds

A special issue of Microorganisms (ISSN 2076-2607). This special issue belongs to the section "Veterinary Microbiology".

Deadline for manuscript submissions: closed (28 February 2022) | Viewed by 2330

Special Issue Editor


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Guest Editor
Department of Animal and Food Sciences, University of Delaware, Newark, NJ, USA
Interests: avian pathogens; avian macrophage EST library; avian herpesviruses

Special Issue Information

Dear Colleagues,

Background: Respiratory diseases are a major cause of morbidity and mortality in poultry and other avian species. As a consequence, respiratory diseases cause significant economic losses to the global poultry industry, which can be exacerbated when combined with suboptimal environmental or management conditions. Under commercial conditions, clinical symptoms and diagnosis can be complicated by co-infections with other viral or bacterial agents.  In addition, respiratory agents such as avian influenza have significant zoonotic potential.

Goal: Basic and applied research on the microbiology, molecular biology, pathogenesis, and the host responses to bacterial, viral, and fungal respiratory pathogens of poultry and birds is needed in order to better understand the etiology and control of avian respiratory disease.

Scope: This Special issue will highlight respiratory infections of poultry and birds. Studies on all classes of respiratory infectious agents are encouraged. Of particular interest are interactions between multiple pathogens and their contributions to respiratory pathology. Authors are also encouraged to submit articles related not only to the pathogen but also the host’s responses to infection (including innate and adaptive immune responses) and the involvement of the host microbiota. Articles related to the diagnosis and control of avian respiratory pathogens are also encouraged.

Prof. Dr. Calvin L. Keeler
Guest Editor

Manuscript Submission Information

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Keywords

  • respiratory disease
  • virus
  • poultry
  • bird
  • bacteria
  • fungus
  • microbiota
  • pathogenesis
  • host response
  • immunology
  • diagnostics
  • vaccine
  • therapeutics

Published Papers (1 paper)

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Research

12 pages, 2562 KiB  
Article
The Microbial Community of the Respiratory Tract of Commercial Chickens and Turkeys
by Olimpia Kursa, Grzegorz Tomczyk, Karolina Adamska, Justyna Chrzanowska and Anna Sawicka-Durkalec
Microorganisms 2022, 10(5), 987; https://0-doi-org.brum.beds.ac.uk/10.3390/microorganisms10050987 - 08 May 2022
Cited by 4 | Viewed by 1821
Abstract
Respiratory tract health critically affects the performance of commercial poultry. This report presents data on the microbial community in these organs from a comprehensive study of laying chickens and turkey breeders. The main objective was to characterize and compare the compositions of the [...] Read more.
Respiratory tract health critically affects the performance of commercial poultry. This report presents data on the microbial community in these organs from a comprehensive study of laying chickens and turkey breeders. The main objective was to characterize and compare the compositions of the respiratory system bacteria isolated from birds of different ages and geographical locations in Poland. Using samples from 28 turkey and 26 chicken flocks, the microbial community was determined by 16S ribosomal RNA sequencing. There was great variability between flocks. The diversity and abundance of upper respiratory tract (URT) bacteria was greater in chickens than in turkeys. At the phyla level, the URT of the chickens was heavily colonized by Proteobacteria, which represented 66.4% of the total microbiota, while in turkeys, this phylum constituted 42.6% of all bacteria. Firmicutes bacteria were more abundant in turkeys (43.2%) than in chickens (24.1%). The comparison of the respiratory tracts at the family and genus levels showed the diversity and abundance of amplicon sequence variants (ASV) differing markedly between the species. Potentially pathogenic bacteria ASV were identified in the respiratory tract, which are not always associated with clinical signs, but may affect bird productivity and performance. The data obtained, including characterization of the bacterial composition found in the respiratory system, may be useful for developing effective interventions strategies to improve production performance and prevent and control disease in commercial laying chickens and turkeys. Full article
(This article belongs to the Special Issue Respiratory Pathogens of Poultry and Birds)
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