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Journal of Zhejiang University SCIENCE B
ISSN 1673-1581(Print), 1862-1783(Online), Monthly
2024 Vol.25 No.9 P.796-799
Early senescence of pancreatic β cells induced by unfolded protein response deficiency prevents type 1 diabetes
Abstract: Type 1 diabetes (T1D) is a T lymphocyte-mediated autoimmune disease caused by pancreatic β-cell destruction, which eventually leads to reduced insulin level and increased blood glucose level (Syed, 2022). As a multifactorial disease, T1D is characterized by a genetic predisposition associated with various environmental and cellular elements (Syed, 2022). Pancreatic β cells have long been considered the “innocent victims” in T1D pathogenesis since the pancreas is attacked by the immune cells, resulting in a process known as insulitis, in which the immune cells infiltrate pancreatic islets and secrete pro-inflammatory cytokines. However, growing evidence suggests that various β-cell stresses, dysfunction, and death contribute to T1D pathogenesis, as it has been observed that β-cell dysfunction in autoantibody-positive (Aab+) individuals exists long before T1D diagnosis (Evans-Molina et al., 2018).
Key words: Type 1 diabetes (T1D); Senescence; Unfolded protein response (UPR); Pancreatic β cells
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DOI:
10.1631/jzus.B2400013
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2024-08-27
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2023-10-17
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2024-05-08
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2024-09-23