Intestinal lactate as a crucial molecular for intestinal epithelial cell renewal in sepsis - Summary - MDSpire

Intestinal lactate as a crucial molecular for intestinal epithelial cell renewal in sepsis

  • By

  • Pan You

  • Xuepeng Zhang

  • Maoxia Liu

  • Qinyi Fu

  • Siyuan Chen

  • October 24, 2025

  • 0 min

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Objective:

To investigate the role of lactate in the proliferation of intestinal stem cells during sepsis.

Key Findings:
  • Lactate levels were lower in the intestines of CLP mice compared to serum levels.
  • CLP induced metabolic reprogramming in intestinal epithelial cells, decreasing lactate production.
  • Lactate gavage improved survival trends and increased intestinal length in CLP mice.
  • Histopathological analysis showed increased villus length in lactate-treated CLP mice.
Interpretation:

Lactate may be essential for intestinal epithelial cell renewal during sepsis, suggesting a potential therapeutic role in managing sepsis-related intestinal injury.

Limitations:
  • Lactate administration was non-cell-specific, complicating the understanding of its mechanism.
  • The study did not assess the effects of lactate on sham mice, leaving its impact on non-septic conditions unknown.
Conclusion:

Intestinal lactate may protect against sepsis-induced damage and could be a promising therapeutic strategy for critically ill patients.

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