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The Autoimmune Pathophysiology of Early-Stage T1D

Explore the complex autoimmune cascade that leads to beta cell destruction and development of           type 1 diabetes.

Learning Objectives

  • Explore the autoimmune mechanisms underlying the progression from early-stage T1D to insulin-dependent disease
  • Understand the role of autoreactive T cells in the loss of beta-cell function
  • Recognize islet autoantibodies as biomarkers that the autoimmune process has started 

Summary

Learn more about the autoimmune pathophysiology of type 1 diabetes. An environmental trigger causes beta cells to produce antigens and overexpress HLA class I molecules, making them targets for the immune system. Antigen-presenting cells activate autoreactive T cells, initiating a cascade where autoreactive T cells destroy beta cells. Progressive beta cell destruction reduces insulin production, leading to hyperglycemia. Understanding this complex autoimmunity reveals opportunities to intervene to preserve beta cell function and delay disease progression. 

MAT-GLB-2601774 - 1.0 - 04/2026

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