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Gene Therapy

Gene Therapy

Gene therapy is a technique where a gene is inserted into a person’s cells to prevent or treat a serious disease. The added gene may be a healthy version of the gene that is mutated in the patient, or it could be a different gene that inactivates or compensates for the patient’s disease-causing gene. For example, in patients with severe combined immunodeficiency (SCID) due to a mutation in the gene for the enzyme adenosine deaminase, a functioning version of the gene can be inserted. The...

Gene Therapy

Gene Therapy

Gene therapy is a technique where a gene is inserted into a person’s cells to prevent or treat a serious disease. The added gene may be a healthy version of the gene that is mutated in the patient, or it could be a different gene that inactivates or compensates for the patient’s disease-causing gene. For example, in patients with severe combined immunodeficiency (SCID) due to a mutation in the gene for the enzyme adenosine deaminase, a functioning version of the gene can be inserted. The...

Diabetes: Management and Pharmacotherapy

Diabetes: Management and Pharmacotherapy

The therapy for diabetes aims to alleviate hyperglycemia-related symptoms, prevent acute metabolic decompensation, and reduce chronic end-organ complications. Glycemic control is evaluated through short-term (self-monitoring, continuous glucose monitoring) and long-term (A1c, fructosamine) metrics, enabling near real-time tracking of blood glucose levels and reflecting glycemic control over specific time frames.
Insulin remains the cornerstone of treatment for most patients with type 1 and many...

Type I Diabetes II: Pathophysiology

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...

Diabetes Mellitus: Overview and Type I Subtype

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 II: Pathophysiology

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.

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Neo-Islet Formation in Liver of Diabetic Mice by Helper-dependent Adenoviral Vector-Mediated Gene Transfer

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Gene therapy in diabetes.

Mary S Wong¹, Wayne J Hawthorne, Nicholas Manolios

¹Department of Rheumatology; University of Sydney; Sydney, NSW Australia.

|April 14, 2011

Summary

This summary is machine-generated.

Gene therapy offers promising strategies for treating Type 1 diabetes (T1D) by targeting autoimmune destruction of insulin-producing cells or replacing the insulin gene. This approach aims to improve blood sugar control and reduce reliance on daily insulin injections.

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Adenoviral Gene Therapy for Diabetic Keratopathy: Effects on Wound Healing and Stem Cell Marker Expression in Human Organ-cultured Corneas and Limbal Epithelial Cells

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Published on: April 7, 2016

Area of Science:

Endocrinology and Immunology
Molecular Biology and Genetics

Background:

Type 1 diabetes (T1D) is an autoimmune disease causing destruction of pancreatic beta cells, leading to insulin deficiency and hyperglycemia.
Current management involves lifelong insulin injections, with risks of diabetic ketoacidosis (DKA) and limitations in islet transplantation due to donor scarcity and immunosuppression needs.

Purpose of the Study:

To review current and novel gene therapy techniques for Type 1 diabetes treatment.
To explore gene transfer methods for preventing islet destruction or restoring insulin production.

Main Methods:

Review of existing literature on gene therapy approaches for T1D.
Examination of viral and non-viral gene transfer techniques.
Analysis of prophylactic (autoreactive T cell suppression) and post-disease (insulin gene replacement) strategies.

Main Results:

Gene therapy presents diverse applications for T1D, including immune suppression and insulin gene delivery.
Challenges remain in perfecting ectopic insulin expression and islet modification.
Various gene transfer methods are being investigated for sustained euglycemia.

Conclusions:

Gene therapy holds significant potential for Type 1 diabetes management, offering alternatives to current treatments.
Further research into novel gene transfer techniques is crucial for developing effective and perfected therapies.
The goal is to achieve stable euglycemia and improve the quality of life for T1D patients.