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A Model of Chronic Nutrient Infusion in the Rat

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Published on: August 14, 2013

High fat programming of beta-cell failure.

Marlon E Cerf¹

¹Diabetes Discovery Platform, Medical Research Council, Tygerberg, 7505, Cape Town, South Africa. marlon.cerf@mrc.ac.za

Advances in Experimental Medicine and Biology

|March 11, 2010

Summary

Maternal high saturated fat intake during pregnancy and lactation can negatively program offspring, leading to insulin resistance and potential type 2 diabetes. This developmental programming impacts beta-cell function, increasing diabetes risk.

Area of Science:

Metabolic research
Developmental biology
Nutritional science

Background:

High saturated fat consumption is linked to insulin resistance and type 2 diabetes.
Developmental programming describes how early-life stimuli impact long-term health.
Maternal nutrition during gestation and lactation critically influences offspring development.

Purpose of the Study:

To investigate the effects of maternal high saturated fat intake on offspring's metabolic health.
To understand the mechanisms of developmental programming related to diet.
To examine the impact on beta-cell development and function.

Main Methods:

Maternal high saturated fat diet during gestation and/or lactation.
Assessment of offspring physiology and metabolism.

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Analysis of beta-cell development and gene expression.

Main Results:

Maternal high saturated fat intake induces diabetogenic changes in offspring.
Adverse effects on beta-cell development and function were observed in offspring.
Altered expression of key factors maintaining beta-cell phenotype was evident.

Conclusions:

Maternal high saturated fat intake acts as a nutritional insult, programming offspring for metabolic dysfunction.
This programming leads to compromised beta-cell function, increasing the likelihood of beta-cell failure.
High fat programming is a significant risk factor for type 2 diabetes in offspring.