Remission of Human Type 2 Diabetes Requires Decrease in Liver and Pancreas Fat Content but Is Dependent upon Capacity...

Area of Science:

• Endocrinology
• Metabolic Syndrome
• Diabetes Research

Background:

• Type 2 diabetes is often considered a progressive condition with irreversible beta cell dysfunction.
• Previous understanding suggested limited potential for recovery of pancreatic beta cell function after diabetes diagnosis.

Purpose of the Study:

• To investigate the potential for remission and durability of normal glucose control in type 2 diabetes.
• To explore metabolic changes associated with diabetes remission.
• To identify predictors of successful remission and recovery of beta cell function.

Main Methods:

• A clinical trial involving an intervention group (n=64) and a control group (n=26) with type 2 diabetes.
• Detailed metabolic assessments including liver fat content, plasma triglycerides, and pancreas fat.
• Measurement of first-phase insulin response to assess beta cell function over time.

Main Results:

• 46% of participants achieved remission, defined as non-diabetic blood glucose control, with persistent results.
• Significant reductions in liver fat, plasma triglycerides, and pancreas fat were observed post-intervention.
• Recovery and durable maintenance of first-phase insulin response were key indicators of remission, particularly in those with shorter diabetes duration.

Conclusions:

• Beta cell function in type 2 diabetes can recover long-term, even years after diagnosis.
• Diabetes remission is possible and associated with significant metabolic improvements.
• The findings challenge the paradigm of irreversible beta cell loss in type 2 diabetes, suggesting potential for functional recovery.