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Methodologies for Assessing Disease Tolerance in Pigs.

Dimitar Nakov1, Slavcha Hristov2, Branislav Stankovic2

  • 1Faculty of Agricultural Sciences and Food, University Ss. Cyril and Methodius in Skopje, Skopje, Macedonia.

Frontiers in Veterinary Science
|January 29, 2019
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Summary
This summary is machine-generated.

Disease tolerance (DT) in pigs is crucial for maintaining health and productivity under intensive farming. Standardizing DT assessment methods is vital for improving pig well-being and farm outcomes.

Keywords:
behaviordisease toleranceenvironmentperformancestress

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Area of Science:

  • Animal Science
  • Veterinary Medicine
  • Immunology

Background:

  • Intensive farming practices can compromise pig homeostasis, well-being, and productivity.
  • Disease tolerance (DT) is an adaptive mechanism preserving homeostasis during infection without altering pathogen load.
  • Assessing DT is challenging as it requires evaluating both performance changes and pathogen burden.

Purpose of the Study:

  • To standardize methodologies for assessing disease tolerance (DT) in pigs facing infectious diseases.
  • To review physiological mechanisms, genetics, and the role of stress in DT.
  • To explore monitoring techniques and technologies for DT assessment in pig farming.

Main Methods:

  • Review of physiological mechanisms and genetic traits related to DT.
  • Analysis of methodologies for assessing DT using performance, welfare, and sickness behavior indicators.
  • Consideration of environmental challenges and Precision Livestock Farming (PLF) technologies for DT monitoring.

Main Results:

  • DT assessment requires simultaneous evaluation of performance and pathogen burden, unlike disease resistance (DRs).
  • Various factors including genetics, stress, and metabolic status influence DT.
  • PLF technologies offer potential for monitoring but have limitations for comprehensive DT assessment.

Conclusions:

  • Standardized DT assessment methodologies are essential for improving pig health, welfare, and production.
  • A multidisciplinary approach involving biologists, animal scientists, and veterinarians is needed.
  • Further research and technological integration are required for accurate DT evaluation in pigs.