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Related Concept Videos

Diabetes Mellitus: Type 2 and Gestational01:22

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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...
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Gene-Environment Interactions01:20

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Gene expression is a dynamic process that is significantly influenced by environmental factors. This interaction underlies the complex nature of biological development and the phenotypic differences observed among individuals, even among those with identical genetic makeups. Factors such as radiation, temperature, behavior, nutrition, and stress play pivotal roles in determining how genes are expressed. The concept of the reaction range is central to understanding this interaction. It posits...
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Carbohydrates are polymers composed of molecules containing atoms of carbon, hydrogen and oxygen. One gram of carbohydrate can provide four kilo-calories of energy, which makes it the most efficient instant energy source.
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Diabetes mellitus is a chronic metabolic disorder characterized by high blood glucose levels due to inadequate insulin production, insulin resistance, or both. The condition affects millions worldwide and can significantly impact their health and quality of life.
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Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
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Although the genetic makeup of an organism plays a major role in determining the phenotype, there are also several environmental factors, such as temperature, oxygen availability, presence of mutagens, that can alter an organism’s phenotype.
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Related Experiment Video

Updated: Dec 14, 2025

Generation of High Quality Chromatin Immunoprecipitation DNA Template for High-throughput Sequencing ChIP-seq
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Gene-environment interactions and type 2 diabetes.

Tingting Geng1, Tao Huang2,3,4,5

  • 1Saw Swee Hock School of Public Health, National University of Singapore, Singapore.

Asia Pacific Journal of Clinical Nutrition
|July 17, 2020
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Summary

Type 2 diabetes (T2D) arises from genetic and lifestyle factors. Understanding gene-environment interactions is key to identifying risks and improving interventions for this public health issue.

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Area of Science:

  • Genetics
  • Epidemiology
  • Public Health

Background:

  • Type 2 diabetes (T2D) is a significant public health concern driven by genetic and environmental factors.
  • Unhealthy lifestyles (obesity, inactivity, poor diet) and genetic predispositions are major contributors to T2D.
  • Genome-wide association studies (GWAS) have identified numerous genetic loci associated with T2D and glycemic traits.

Purpose of the Study:

  • To review existing studies on gene-environment interactions in Type 2 diabetes.
  • To highlight the critical role of these interactions in T2D development.
  • To inform strategies for identifying high-risk groups and personalizing interventions.

Main Methods:

  • Literature review of studies investigating gene-environment interactions in T2D.
  • Synthesis of epidemiological and genetic findings.
  • Analysis of emerging data on gene-environment interplay.

Main Results:

  • Gene-environment interactions play a crucial role in Type 2 diabetes etiology.
  • Identifying these interactions can elucidate T2D biological pathways.
  • Understanding these complex interplays aids in risk stratification and intervention tailoring.

Conclusions:

  • Gene-environment interactions are fundamental to understanding Type 2 diabetes.
  • Further research into these interactions is essential for effective prevention and management strategies.
  • Personalized approaches based on genetic and environmental profiles hold promise for T2D care.