Related Experiment Video
Updated: Oct 7, 2025
06:27
Accelerated Type 1 Diabetes Induction in Mice by Adoptive Transfer of Diabetogenic CD4+ T Cells
Published on: May 6, 2013
16.9K
SARS-CoV-2 induced post-translational protein modifications: A trigger for developing autoimmune diabetes?
Chaplin Catriona1, Pozzilli Paolo2,3
1Queen Mary University of London, London, UK.
Diabetes/Metabolism Research and Reviews
|January 6, 2022
Summary
The SARS-CoV-2 virus may trigger type 1 diabetes by inducing islet autoimmunity through altered protein modifications and neoepitope generation. This research explores potential mechanisms linking coronavirus infection to the onset of T1DM.
Area of Science:
- Immunology
- Endocrinology
- Virology
Background:
- A potential link between SARS-CoV-2 infection and diabetes development is emerging.
- The exact type of diabetes induced by SARS-CoV-2 (fulminant, autoimmune, or transient hyperglycemia) remains unclear.
Discussion:
- This viewpoint examines how SARS-CoV-2 might initiate type 1 diabetes mellitus (T1DM).
- It focuses on post-translational protein modifications (PTMs) and neoepitope formation as key mechanisms.
- The role of coronavirus infections in exacerbating PTMs and provoking islet autoimmunity is explored.
Key Insights:
- SARS-CoV-2 infection could potentially trigger T1DM through immune system dysregulation.
- Post-translational protein modifications and the generation of neoepitopes are proposed as critical pathways.
- Understanding these mechanisms is vital for predicting and potentially preventing T1DM in susceptible individuals.
Outlook:
- Further research is needed to elucidate the precise molecular mechanisms.
- Investigating the link between viral infections and autoimmune diseases like T1DM is crucial.
- This understanding may inform future therapeutic strategies for diabetes prevention and management.
More Related Videos
Related Concept Videos
01:29Autoimmune Disorders
786
Autoimmune diseases are a group of disorders in which the body's immune system mistakenly attacks its own cells, tissues, and organs. This results from an overactive immune response against substances and tissues normally present in the body. Let's delve into the concept and mechanism of autoimmune diseases from an immune system point of view, explore different causes and examples of such diseases, and discuss potential solutions.
Concept and Mechanism of Autoimmune Diseases
The immune...
Concept and Mechanism of Autoimmune Diseases
The immune...
786
01:20Pathophysiology of Diabetes
1.7K
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,...
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,...
1.7K
01:22Diabetes Mellitus: Overview and Type I Subtype
3.5K
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 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...
3.5K
01:22Diabetes Mellitus: Type 2 and Gestational
3.1K
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...
3.1K
01:19Psychoneuroimmunology: Diabetes and Cancer
77
Chronic stress has been linked to both the onset and progression of serious health conditions, including Type 2 diabetes and cancer. Type 2 diabetes, a widespread chronic illness, is closely associated with obesity and insulin resistance, both of which often worsen under stress. Studies indicate that men experiencing high levels of chronic stress face a 45% higher risk of developing diabetes compared to those with minimal stress. Stress triggers physiological responses that elevate blood...
77
01:25Insulin: Biosynthesis, Chemistry, and Preparation
637
The endoplasmic reticulum (ER) of pancreatic β-cells synthesizes preproinsulin, which consists of a signal peptide, A and B chains, and a C-peptide. Preproinsulin is then cleaved and folded into proinsulin, which translocates to the Golgi apparatus for sorting and packaging into secretory granules. In these granules, enzymatic clipping generates insulin and C-peptide.
Damage or functional impairment of β-cells inhibits insulin production, leading to diabetes. Diabetes treatment...
Damage or functional impairment of β-cells inhibits insulin production, leading to diabetes. Diabetes treatment...
637