Related Experiment Video
Updated: Jun 17, 2026
06:27
Accelerated Type 1 Diabetes Induction in Mice by Adoptive Transfer of Diabetogenic CD4+ T Cells
Published on: May 6, 2013
Vitamin D deficiency and type 2 diabetes.
Zehra Ozfirat1, Tahseen A Chowdhury
1Department of Diabetes and Metabolism, The Royal London Hospital, Whitechapel, London, UK.
Postgraduate Medical Journal
|January 13, 2010
Summary
Vitamin D deficiency is linked to type 2 diabetes development. Further research is needed to confirm if Vitamin D supplementation can prevent this condition.
Area of Science:
- Endocrinology
- Public Health
- Nutritional Science
Background:
- Type 2 diabetes is a significant global health issue, with rising prevalence linked to obesity.
- Observational studies suggest a correlation between type 2 diabetes onset and low Vitamin D levels.
Purpose of the Study:
- To review existing evidence on the link between Vitamin D deficiency and type 2 diabetes pathogenesis.
- To identify research gaps regarding Vitamin D's role in diabetes prevention.
Main Methods:
- Literature review of large observational studies.
- Analysis of Vitamin D's physiological effects on insulin action and relevant pathways.
Main Results:
- Evidence suggests an association between Vitamin D deficiency and type 2 diabetes development.
- Vitamin D influences insulin action and pathways critical to diabetes.
Conclusions:
- Vitamin D deficiency may play a role in the pathogenesis of type 2 diabetes.
- Further research is crucial to determine the efficacy of Vitamin D replacement in preventing type 2 diabetes.
Related Concept Videos
01:26Type 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...
01:26Type 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...
01:24Type 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.
01:22Diabetes 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...
01:19Type I Diabetes III: Clinical Manifestations
Type 1 diabetes mellitus typically presents with rapid-onset symptoms due to the body’s inability to utilize glucose in the absence of insulin. Since insulin is required for glucose uptake into cells, its deficiency leads to hyperglycemia and cellular energy deprivation, resulting in characteristic clinical features.Polyuria and PolydipsiaOne of the earliest, most prominent symptoms is polyuria (excessive urination). When blood glucose concentrations rise above the renal threshold, the kidneys...
01:12Type I Diabetes I: Introduction
Type 1 diabetes mellitus is a chronic metabolic disorder characterized by an absolute deficiency of insulin resulting from the autoimmune destruction of pancreatic β-cells. Although it can occur at any age, it is most commonly diagnosed in childhood, adolescence, or early adulthood. The loss of insulin production impairs cellular glucose uptake, resulting in persistent hyperglycemia and necessitating lifelong insulin therapy.Autoimmune Destruction of β-CellsThe hallmark of type 1 diabetes is an...