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Related Concept Videos

Type II Diabetes I: Introduction01:26

Type II Diabetes I: Introduction

Type 2 diabetes mellitus (T2DM) is a chronic metabolic disorder characterized by insulin resistance, in which target tissues such as the liver, muscle, and adipose tissue respond poorly to insulin. It is also associated with inadequate compensatory insulin secretion, where pancreatic β-cells fail to produce sufficient insulin. Together, these abnormalities lead to persistent hyperglycemia.EtiologyT2DM develops through a complex interaction of genetic predisposition and environmental or...
Type II Diabetes II: Pathophysiology01:24

Type II Diabetes II: Pathophysiology

PathophysiologyType 2 diabetes mellitus (T2DM ) is a chronic metabolic disorder characterized by insulin resistance and progressive pancreatic β-cell dysfunction, leading to impaired glucose homeostasis. It results from interactions among genetic predisposition, environmental factors, and metabolic stressors, such as overnutrition and a sedentary lifestyle.Insulin Resistance and Glucose DysregulationEarly T2DM involves insulin resistance in skeletal muscle, adipose tissue, and the liver.
Diabetes Mellitus: Type 2 and Gestational01:22

Diabetes Mellitus: Type 2 and Gestational

Type 2 diabetes, characterized by insulin resistance, arises when the insulin receptors on cells lose responsiveness to insulin, diminishing the cell's capacity to take up glucose, resulting in elevated blood glucose levels. To receive a diagnosis of Type 2 diabetes, a series of blood glucose tests are necessary to assess whether the blood glucose falls within normal parameters. If the result is out of the normal range, a patient may be diagnosed as prediabetic or diabetic, depending on the...
Type I Diabetes II: Pathophysiology01:26

Type I Diabetes II: Pathophysiology

Type 1 diabetes mellitus arises from an immune-mediated destruction of pancreatic β-cells, resulting in an absolute deficiency of insulin. This process develops in genetically susceptible individuals when autoimmunity, environmental exposures, and immunologic dysregulation converge to trigger a targeted attack on the insulin-producing cells of the pancreas. The β-cells are located within the islets of Langerhans and are essential for regulating blood glucose by facilitating cellular uptake of...
Carbohydrate Metabolism01:36

Carbohydrate Metabolism

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Related Experiment Video

Updated: Jun 16, 2026

A Model of Chronic Nutrient Infusion in the Rat
08:18

A Model of Chronic Nutrient Infusion in the Rat

Published on: August 14, 2013

A strategy for analyzing gene-nutrient interactions in type 2 diabetes.

Carolyn Wise1, Jim Kaput

  • 1Division of Personalized Nutrition and Medicine, Food and Drug Administration/National Center for Toxicological Research, Jefferson, Arkansas 72079, USA. Carolyn.wise@fda.hhs.gov

Journal of Diabetes Science and Technology
|February 11, 2010
PubMed
Summary

Understanding type 2 diabetes (T2DM) requires studying gene-nutrient interactions, not just genetics or diet alone. This research proposes a strategy to analyze these complex interactions, including early environmental factors, for better T2DM insights.

Related Experiment Videos

Last Updated: Jun 16, 2026

A Model of Chronic Nutrient Infusion in the Rat
08:18

A Model of Chronic Nutrient Infusion in the Rat

Published on: August 14, 2013

Area of Science:

  • Nutritional science
  • Genetics
  • Chronic disease epidemiology

Background:

  • Type 2 diabetes mellitus (T2DM) arises from complex gene-environment interactions.
  • Current research often isolates genetic or nutritional factors, overlooking their interplay.
  • Analyzing gene-nutrient interactions in T2DM is hindered by human genetic diversity, environmental complexity, and physiological variations.

Purpose of the Study:

  • To propose a strategy for analyzing gene-nutrient interactions in T2DM.
  • To extend nutrigenomic strategies to incorporate early environmental influences.
  • To address the challenges in studying complex gene-environment interactions in chronic diseases.

Main Methods:

  • Review of existing nutrigenomic experimental strategies.
  • Development of a framework to integrate genetic, dietary, and early environmental factors.
  • Consideration of human genetic heterogeneity and physiological diversity.

Main Results:

  • A proposed strategy to analyze the complexity of gene-nutrient interactions in T2DM.
  • Identification of key challenges including genetic heterogeneity and environmental complexity.
  • A method to extend nutrigenomic studies to include early life environmental exposures.

Conclusions:

  • A comprehensive approach is needed to understand T2DM etiology.
  • Integrating gene-nutrient and early environmental factors is crucial for T2DM research.
  • The proposed strategy offers a pathway to unravel complex chronic disease development.