Sepsis & infection

Brain and Muscle ARNT-Like 1 Ameliorates Sepsis-Induced Acute Lung Injury by Orchestrating Endoplasmic Reticulum-Phagy and Mitochondrial Metabolism

Crit Care MedPublished Prospective clinical cohort study and randomised blinded preclinical laboratory investigation

Authors' conclusion

BMAL1 is a master regulator of cellular homeostasis in SI-ALI. It protects against lung injury by orchestrating a coordinated response between ER-phagy and mitochondrial metabolism.

Study context

Population
Patients with sepsis-induced acute lung injury (SI-ALI) in the ICU of Renmin Hospital of Wuhan University; adult male C57BL/6 mice and MH-S alveolar macrophages
Participants
30 vs 12
Comparison
SI-ALI vs Healthy controls
  • SI-ALIn = 30
  • Healthy controlsn = 12reference
Methodological detailsrandomized, single-centre
  • Randomized
  • Single-centre

Primary result

As reported in the abstract

BMAL1 expression and prognostic value

BMAL1 significantly lower in nonsurvivors; predictor of 28-day mortality (AUC)

0.8177

Original publication

Brain and Muscle ARNT-Like 1 Ameliorates Sepsis-Induced Acute Lung Injury by Orchestrating Endoplasmic Reticulum-Phagy and Mitochondrial Metabolism. Crit Care Med. Published 1 June 2026. doi:10.1097/ccm.0000000000007182

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