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Related Experiment Videos

Animal biotechnology.

B A Cross1

  • 1AFRC Institute of Animal Physiology, Cambridge, U.K.

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences
|August 31, 1989
PubMed
Summary
This summary is machine-generated.

Biotechnology accelerates animal production using recombinant DNA and advanced breeding. These methods engineer livestock for faster growth, improved nutrition, and enhanced traits, requiring further research and ethical considerations.

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Area of Science:

  • Agricultural Biotechnology
  • Animal Science
  • Genetics and Genomics

Background:

  • Traditional selective breeding has limitations in accelerating animal production rates.
  • Biotechnological advancements offer novel strategies to overcome these limitations.
  • Current approaches focus on genetic engineering and advanced reproductive technologies.

Purpose of the Study:

  • To explore two primary biotechnological directions for enhancing animal production.
  • To detail methods involving recombinant DNA technology and advanced breeding techniques.
  • To highlight the importance of understanding underlying mechanisms and societal implications.

Main Methods:

  • Recombinant DNA technology: Engineering protein gene products (e.g., growth hormone) for direct administration.

Related Experiment Videos

  • Microbial genetic engineering: Inserting cloned cellulolytic genes into ruminal microorganisms.
  • Advanced breeding technologies: Embryo culture, sperm/embryo sexing, embryo cloning, and gene transfer.

    • Main Results:

    • Recombinant growth hormone can stimulate lactation and improve carcass quality in livestock.
    • Modified ruminal microorganisms show potential for enhanced ruminant nutrition.
    • Advanced breeding techniques enable the creation of livestock with superior performance traits.

    Conclusions:

    • Biotechnology offers significant potential to accelerate animal production beyond selective breeding.
    • Progress is contingent on a deeper understanding of physiological and developmental processes.
    • Ethical considerations, including animal welfare, social, and environmental impacts, are crucial for public acceptance.