TNF-α drives pancreatic microcirculatory dysfunction via CD8+ T cell-mediated endothelial injury in severe acute pancreatitis - Report - MDSpire

TNF-α drives pancreatic microcirculatory dysfunction via CD8+ T cell-mediated endothelial injury in severe acute pancreatitis

  • By

  • Liang Shi

  • Weiqi Li

  • Duojiao Chen

  • Boqiang Liu

  • Zihao Huang

  • Chenqi Jin

  • Lingfeng Ma

  • Qiang Liu

  • Bingzhi Dong

  • Zhaoyuan Pan

  • Lijun Du

  • Lidan Hou

  • Muxiong Chen

  • Jinyan Xie

  • Rongpan Bai

  • Hongcang Gu

  • Di Wang

  • Xin Yu

  • Bo Shen

  • Junbin Qian

  • Hong Yu

  • June 23, 2026

  • 0 min

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CD8+ T Cell-Induced Endothelial Damage Mediated by TNF-α in SAP

Overview

This study identifies CD8+ T cells as key drivers of microcirculatory dysfunction in severe acute pancreatitis (SAP) through direct endothelial cell damage mediated by TNF-α.

Background

Severe acute pancreatitis (SAP) poses significant clinical challenges, including high mortality rates and prolonged hospital stays. Understanding the cellular mechanisms behind microcirculatory disturbances is crucial.

Data Highlights

No numerical data or trial data provided in the source material.

Key Findings

  • CD8+ T cells contribute to pancreatic microcirculatory failure by targeting endothelial cells.
  • TNF-α amplifies CD8+ T cell cytotoxicity by inducing ULBPs expression on endothelial cells.
  • TNF-α serves as a biomarker for disease severity in SAP.
  • The study provides a comprehensive cellular landscape of human SAP for future research.

Clinical Implications

The identification of CD8+ T cell-mediated endothelial injury as a mechanism of microcirculatory failure in SAP suggests new avenues for research.

Conclusion

This research enhances the understanding of the cellular mechanisms underlying SAP.

Related Resources & Content

  1. Journal of Gastroenterology, 2026 -- S-adenosylhomocysteine hydrolase-like protein 1 deficiency resulted in stronger inflammation reaction in acute pancreatitis
  2. Intensive Care Medicine, 2008 -- 21st Annual Congress of the European Society of Intensive Care Medicine
  3. Exploring the Relationship Between Ulcerative Colitis and the Protein C Anticoagulant System, 2015
  4. Fluid therapy in acute pancreatitis comparing balanced solutions and normal saline: A systematic review, meta-analysis and trial sequential analysis, 2025
  5. CIRP contributes to multiple organ damage in acute pancreatitis by increasing endothelial permeability, 2025
  6. Bone Marrow Transplantation — Thrombotic Microangiopathy Following Transplantation: Conceptual Insights and a Practical Framework for Diagnosis
  7. International Association of Pancreatology Revised Guidelines on Acute Pancreatitis 2025
  8. Fluid therapy in acute pancreatitis comparing balanced solutions and normal saline: A systematic review, meta-analysis and trial sequential analysis - ScienceDirect
  9. CIRP contributes to multiple organ damage in acute pancreatitis by increasing endothelial permeability | Communications Biology

Original Source(s)

TNF-α drives pancreatic microcirculatory dysfunction via CD8+ T cell-mediated endothelial injury in severe acute pancreatitis

  • by Liang Shi, Weiqi Li, Duojiao Chen, Boqiang Liu, Zihao Huang, Chenqi Jin, Lingfeng Ma, Qiang Liu, Bingzhi Dong, Zhaoyuan Pan, Lijun Du, Lidan Hou, Muxiong Chen, Jinyan Xie, Rongpan Bai, Hongcang Gu, Di Wang, Xin Yu, Bo Shen, Junbin Qian, Hong Yu

  • June 23, 2026

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