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Metabolic programming in animals.

S E Ozanne1

  • 1Department of Clinical Biochemistry, University of Cambridge, Cambridge, UK.

British Medical Bulletin
|January 26, 2002
PubMed
Summary
This summary is machine-generated.

Early growth restriction is linked to type 2 diabetes and metabolic syndrome. Animal models demonstrate how fetal environment changes can cause adult-onset metabolic diseases.

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Area of Science:

  • Developmental biology
  • Metabolic disease research
  • Epidemiology

Background:

  • Epidemiological studies indicate a link between early growth restriction and later development of type 2 diabetes and metabolic syndrome.
  • The precise genetic and environmental factors driving this association are under active investigation.
  • Animal models are crucial for elucidating the molecular mechanisms underlying this relationship.

Purpose of the Study:

  • To investigate the link between early growth restriction and adult metabolic diseases using animal models.
  • To understand the molecular mechanisms connecting fetal development to adult-onset conditions like diabetes and metabolic syndrome.
  • To explore the role of the fetal environment in programming long-term health outcomes.

Main Methods:

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  • Development of animal models simulating early growth restriction (e.g., maternal protein restriction, uterine artery ligation).
  • Observation and analysis of metabolic parameters in adult offspring from these models.
  • Assessment of disease phenotypes such as insulin resistance, hypertension, and obesity.

    • Main Results:

    • Animal models of early growth restriction exhibit key features of the metabolic syndrome.
    • Maternal protein restriction model demonstrated insulin resistance and hypertension in adulthood.
    • Uterine artery ligation model resulted in adult-onset obesity.
    • These findings provide evidence for the impact of the fetal environment on adult metabolic health.

    Conclusions:

    • Alterations in the fetal environment can program the development of diabetes and metabolic syndrome in adult life.
    • Animal models effectively replicate human conditions, offering insights into the developmental origins of metabolic disease.
    • Environmental factors during early development play a significant role in adult metabolic health outcomes.