Human islet T cells are highly reactive to preproinsulin in type 1 diabetes

AM Anderson, LG Landry… - Proceedings of the …, 2021 - National Acad Sciences
Cytotoxic CD8 T lymphocytes play a central role in the tissue destruction of many
autoimmune disorders. In type 1 diabetes (T1D), insulin and its precursor preproinsulin are …

Islet-derived CD4 T cells targeting proinsulin in human autoimmune diabetes

AW Michels, LG Landry, KA McDaniel, L Yu… - Diabetes, 2017 - Am Diabetes Assoc
Type 1 diabetes results from chronic autoimmune destruction of insulin-producing β-cells
within pancreatic islets. Although insulin is a critical self-antigen in animal models of …

Proinsulin-Specific, HLA-DQ8, and HLA-DQ8-Transdimer–Restricted CD4+ T Cells Infiltrate Islets in Type 1 Diabetes

V Pathiraja, JP Kuehlich, PD Campbell… - Diabetes, 2015 - Am Diabetes Assoc
Type 1 diabetes (T1D) develops when insulin-secreting β-cells, found in the pancreatic islets
of Langerhans, are destroyed by infiltrating T cells. How human T cells recognize β-cell …

The healthy exocrine pancreas contains preproinsulin-specific CD8 T cells that attack islets in type 1 diabetes

C Bender, T Rodriguez-Calvo, N Amirian… - Science …, 2020 - science.org
Preproinsulin (PPI) is presumably a crucial islet autoantigen found in patients with type 1
diabetes (T1D) but is also recognized by CD8+ T cells from healthy individuals. We …

Pro-and anti-inflammatory cytokine production by autoimmune T cells against preproinsulin in HLA-DRB1* 04, DQ8 Type 1 diabetes

I Durinovic-Bello, M Schlosser, M Riedl, N Maisel… - Diabetologia, 2004 - Springer
Aims/hypothesis Preproinsulin is a target T cell autoantigen in human Type 1 diabetes. This
study analyses the phenotype and epitope recognition of preproinsulin reactive T cells in …

T cell response to preproinsulin I and II in the nonobese diabetic mouse

P Halbout, JP Briand, C Bécourt, S Muller… - The Journal of …, 2002 - journals.aai.org
Immunization against insulin, insulin B chain, or B chain peptide B 9–23 (preproinsulin
peptide II 33–47) prevents diabetes in the nonobese diabetic (NOD) mouse. Whether or not …

The insulin A-chain epitope recognized by human T cells is posttranslationally modified

SI Mannering, LC Harrison, NA Williamson… - The Journal of …, 2005 - rupress.org
The autoimmune process that destroys the insulin-producing pancreatic β cells in type 1
diabetes (T1D) is targeted at insulin and its precursor, proinsulin. T cells that recognize the …

Analysis of self-antigen specificity of islet-infiltrating T cells from human donors with type 1 diabetes

JAB Babon, ME DeNicola, DM Blodgett, I Crèvecoeur… - Nature medicine, 2016 - nature.com
A major therapeutic goal for type 1 diabetes (T1D) is to induce autoantigen-specific
tolerance of T cells. This could suppress autoimmunity in those at risk for the development of …

Proinsulin C-peptide is an autoantigen in people with type 1 diabetes

M So, CM Elso, E Tresoldi, M Pakusch… - Proceedings of the …, 2018 - National Acad Sciences
Type 1 diabetes (T1D) is an autoimmune disease in which insulin-producing beta cells,
found within the islets of Langerhans in the pancreas, are destroyed by islet-infiltrating T …

T cell autoreactivity to proinsulin epitopes in diabetic patients and healthy subjects

G Semana, R Gausling, RA Jackson, DA Hafler - Journal of autoimmunity, 1999 - Elsevier
We investigated the immune response to proinsulin, a potential autoantigen in IDDM
secreted exclusively by pancreatic β-cells. A total of 2,142 short-term cell lines were …