The lipid flippase SLC47A1 blocks metabolic vulnerability to ferroptosis

Z Lin, J Liu, F Long, R Kang, G Kroemer, D Tang… - Nature …, 2022 - nature.com
Ferroptosis is a type of regulated necrosis caused by unrestricted lipid peroxidation and
subsequent plasma membrane rupture. However, the lipid remodeling mechanism that …

The potential immunological mechanisms of sepsis

X Zhang, Y Zhang, S Yuan, J Zhang - Frontiers in immunology, 2024 - frontiersin.org
Sepsis is described as a life-threatening organ dysfunction and a heterogeneous syndrome
that is a leading cause of morbidity and mortality in intensive care settings. Severe sepsis …

Lipopolysaccharide delivery systems in innate immunity

J Liu, R Kang, D Tang - Trends in Immunology, 2024 - cell.com
Lipopolysaccharide (LPS), a key component of the outer membrane in Gram-negative
bacteria (GNB), is widely recognized for its crucial role in mammalian innate immunity and …

4-octyl itaconate as a metabolite derivative inhibits inflammation via alkylation of STING

W Li, Y Li, J Kang, H Jiang, W Gong, L Chen, C Wu… - Cell reports, 2023 - cell.com
The Krebs cycle-derived metabolite itaconate, whose production is catalyzed by immune
response gene 1 (IRG1), has potential to link immunity and metabolism in activated …

Dimethyl itaconate induces long-term innate immune responses and confers protection against infection

AV Ferreira, S Kostidis, LA Groh, VACM Koeken… - Cell Reports, 2023 - cell.com
Itaconate is an immunomodulatory metabolite produced by immune cells under microbial
stimulation and certain pro-inflammatory conditions and triggers antioxidant and anti …

TXNDC12 inhibits lipid peroxidation and ferroptosis

L Tang, Y Yu, W Deng, J Liu, Y Wang, F Ye, R Kang… - Iscience, 2023 - cell.com
Ferroptosis is a type of regulated cell death characterized by lipid peroxidation and
subsequent damage to the plasma membrane. Here, we report a ferroptosis resistance …

GV-971 prevents severe acute pancreatitis by remodeling the microbiota-metabolic-immune axis

X Chen, X Chen, D Yan, N Zhang, W Fu, M Wu… - Nature …, 2024 - nature.com
Despite recent advances, severe acute pancreatitis (SAP) remains a lethal inflammation with
limited treatment options. Here, we provide compelling evidence of GV-971 (sodium …

[HTML][HTML] STING-IRG1 inhibits liver metastasis of colorectal cancer by regulating the polarization of tumor-associated macrophages

Y Liu, Q Sun, C Zhang, M Ding, C Wang, Q Zheng… - Iscience, 2023 - cell.com
The liver is the main site of colorectal cancer (CRC) metastasis. Tumor-associated
macrophages (TAMs) play a key role in tumor metastasis. Therefore, modulating the function …

Amino acid positions near the active site determine the reduced activity of human ACOD1 compared to murine ACOD1

F Chen, I Yalcin, M Zhao, C Chen, W Blankenfeldt… - Scientific Reports, 2023 - nature.com
Abstract cis-Aconitate decarboxylase (ACOD1, IRG1) converts cis-aconitate to the
immunomodulatory and antibacterial metabolite itaconate. Although the active site residues …

Protein targeting by the itaconate family in immunity and inflammation

EA Day, LAJ O'Neill - Biochemical Journal, 2022 - portlandpress.com
Immune cells are metabolically plastic and respond to inflammatory stimuli with large shifts
in metabolism. Itaconate is one of the most up-regulated metabolites in macrophages in …