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Related Concept Videos

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...
Type I Diabetes I: Introduction01:12

Type 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...
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.
Pathophysiology of Diabetes01:20

Pathophysiology of Diabetes

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.
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility, suggesting a...
Diabetes Mellitus: Overview and Type I Subtype01:22

Diabetes Mellitus: Overview and Type I Subtype

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.
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...
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...

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Related Experiment Video

Updated: Jun 13, 2026

Accelerated Type 1 Diabetes Induction in Mice by Adoptive Transfer of Diabetogenic CD4+ T Cells
06:27

Accelerated Type 1 Diabetes Induction in Mice by Adoptive Transfer of Diabetogenic CD4+ T Cells

Published on: May 6, 2013

Prediction and pathogenesis in type 1 diabetes.

Anette-G Ziegler1, Gerald T Nepom

  • 1Forschergruppe Diabetes, Klinikum rechts der Isar, Technische Universität München, Kölner Platz 1, 80804 München, Germany. anziegler@lrz.uni-muenchen.de

Immunity
|April 24, 2010
PubMed
Summary

Predicting autoimmune diabetes involves combining genetic and immune markers. These biomarkers track disease progression, from susceptibility to active autoimmunity and immune dysregulation, aiding personalized risk assessment.

Related Experiment Videos

Last Updated: Jun 13, 2026

Accelerated Type 1 Diabetes Induction in Mice by Adoptive Transfer of Diabetogenic CD4+ T Cells
06:27

Accelerated Type 1 Diabetes Induction in Mice by Adoptive Transfer of Diabetogenic CD4+ T Cells

Published on: May 6, 2013

Area of Science:

  • Immunology
  • Genetics
  • Endocrinology

Background:

  • Autoimmune diabetes development involves complex genetic and immunological interactions.
  • Disease progression follows distinct phases from preclinical susceptibility to end-stage islet damage.
  • Immune system dysregulation is a key factor in the pathogenesis of autoimmune diabetes.

Purpose of the Study:

  • To review biomarkers indicative of immunological checkpoint failure in autoimmune diabetes.
  • To explore the utility of these markers for assessing individualized disease risk.
  • To understand how genetic variations influence immune responses and disease progression.

Main Methods:

  • Review of existing literature on genetic and immunological markers for autoimmune diabetes.
  • Analysis of biomarkers associated with immune system checkpoints.
  • Correlation of genetic factors with immune response thresholds and disease progression.

Main Results:

  • Specific immune response patterns correlate with disease progression stages.
  • Biomarkers can identify transitions from susceptibility to active autoimmunity and immune dysregulation.
  • Genetic variations modulate immune response thresholds, influencing disease presentation.

Conclusions:

  • A combination of genetic and immunological features enables prediction of autoimmune diabetes.
  • Understanding immune checkpoint failures provides tools for personalized risk assessment.
  • The progression of autoimmune diabetes is characterized by sequential failures in immune homeostasis.