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Shi G, Liu L, Cao Y, Ma G, Zhu Y, Xu J, Zhang X, Li T, Mi L, Jia H, Zhang Y, Liu X, Zhou Y, Li S, Yang G, Liu X, Chen F, Wang B, Deng Q, Zhang S, Zhang J. Inhibition of neutrophil extracellular trap formation ameliorates neuroinflammation and neuronal apoptosis via STING-dependent IRE1α/ASK1/JNK signaling pathway in mice with traumatic brain injury. J Neuroinflammation 2023; 20:222. [PMID: 37777772 PMCID: PMC10543875 DOI: 10.1186/s12974-023-02903-w] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2023] [Accepted: 09/22/2023] [Indexed: 10/02/2023] Open
Abstract
BACKGROUND Neuroinflammation is one of the most important pathogeneses in secondary brain injury after traumatic brain injury (TBI). Neutrophil extracellular traps (NETs) forming neutrophils were found throughout the brain tissue of TBI patients and elevated plasma NET biomarkers correlated with worse outcomes. However, the biological function and underlying mechanisms of NETs in TBI-induced neural damage are not yet fully understood. Here, we used Cl-amidine, a selective inhibitor of NETs to investigate the role of NETs in neural damage after TBI. METHODS Controlled cortical impact model was performed to establish TBI. Cl-amidine, 2'3'-cGAMP (an activator of stimulating Interferon genes (STING)), C-176 (a selective STING inhibitor), and Kira6 [a selectively phosphorylated inositol-requiring enzyme-1 alpha [IRE1α] inhibitor] were administrated to explore the mechanism by which NETs promote neuroinflammation and neuronal apoptosis after TBI. Peptidyl arginine deiminase 4 (PAD4), an essential enzyme for neutrophil extracellular trap formation, is overexpressed with adenoviruses in the cortex of mice 1 day before TBI. The short-term neurobehavior tests, magnetic resonance imaging (MRI), laser speckle contrast imaging (LSCI), Evans blue extravasation assay, Fluoro-Jade C (FJC), TUNEL, immunofluorescence, enzyme-linked immunosorbent assay (ELISA), western blotting, and quantitative-PCR were performed in this study. RESULTS Neutrophils form NETs presenting in the circulation and brain at 3 days after TBI. NETs inhibitor Cl-amidine treatment improved short-term neurological functions, reduced cerebral lesion volume, reduced brain edema, and restored cerebral blood flow (CBF) after TBI. In addition, Cl-amidine exerted neuroprotective effects by attenuating BBB disruption, inhibiting immune cell infiltration, and alleviating neuronal death after TBI. Moreover, Cl-amidine treatment inhibited microglia/macrophage pro-inflammatory polarization and promoted anti-inflammatory polarization at 3 days after TBI. Mechanistically, STING ligand 2'3'-cGAMP abolished the neuroprotection of Cl-amidine via IRE1α/ASK1/JNK signaling pathway after TBI. Importantly, overexpression of PAD4 promotes neuroinflammation and neuronal death via the IRE1α/ASK1/JNK signaling pathway after TBI. However, STING inhibitor C-176 or IRE1α inhibitor Kira6 effectively abolished the neurodestructive effects of PAD4 overexpression after TBI. CONCLUSION Altogether, we are the first to demonstrate that NETs inhibition with Cl-amidine ameliorated neuroinflammation, neuronal apoptosis, and neurological deficits via STING-dependent IRE1α/ASK1/JNK signaling pathway after TBI. Thus, Cl-amidine treatment may provide a promising therapeutic approach for the early management of TBI.
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Affiliation(s)
- Guihong Shi
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Liang Liu
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Yiyao Cao
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Guangshuo Ma
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
- Department of Neurosurgery, School of Medicine, Tianjin First Central Hospital, Nankai University, Tianjin, 300192, China
| | - Yanlin Zhu
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Jianye Xu
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Xu Zhang
- School of Medicine, Nankai University, Tianjin, 300192, China
| | - Tuo Li
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Liang Mi
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Haoran Jia
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Yanfeng Zhang
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Xilei Liu
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Yuan Zhou
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Shenghui Li
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Guili Yang
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Xiao Liu
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Fanglian Chen
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Baolong Wang
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Quanjun Deng
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China
| | - Shu Zhang
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China.
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China.
| | - Jianning Zhang
- Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin, 300052, People's Republic of China.
- Key Laboratory of Post-Trauma Neuro-Repair and Regeneration in Central Nervous System, Tianjin Key Laboratory of Injuries, Variations and Regeneration of Nervous System, Tianjin Neurological Institute, Ministry of Education, Tianjin, 300052, People's Republic of China.
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Fan Y, Yang YL, Yeh CC, Mann MJ. Spacial and Temporal Patterns of Gene Expression After Cardiac MEK1 Gene Transfer Improve Post-Infarction Remodeling Without Inducing Global Hypertrophy. J Cell Biochem 2016; 118:775-784. [PMID: 27639174 DOI: 10.1002/jcb.25743] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/27/2016] [Accepted: 09/16/2016] [Indexed: 11/11/2022]
Abstract
Alteration of mitogen activated protein (MAP) kinase signaling in transgenic mice can ameliorate post-myocardial infarction (MI) remodeling. However, pre-existing changes in transgenic hearts and clinically unrealistic transgene expression likely affect the response to injury; it is unknown whether clinically relevant induction of transgene expression in an otherwise normal heart can yield similar benefits. Constitutively active MEK1 (aMEK1) or LacZ adeno-associated virus 9 (AAV9) vectors were injected into the left ventricular (LV) chambers of mice either just before or after coronary ligation. Hearts were evaluated via Western blot, quantitative polymerase chain reaction, histology, and echocardiography. AAV9-mediated aMEK1 delivery altered ERK1/2 expression/activation as in transgenic mice. Transgene expression was not immediately detectable but plateaued at 17 days, and therefore did not likely impact acute ischemia as it would in transgenics. With AAV9-aMEK1 injection just prior to MI, robust expression in the infarct border zone during post-MI remodeling increased border zone wall thickness and reduced infarct size versus controls at 4 weeks, but did not induce global hypertrophy. Significant improvements in local and global LV function were observed, as were trends toward a preservation of LV volume. Delivery after ligation significantly lowered transgene expression in the infarct border zone and did not yield structural or functional benefits. The primary benefits observed in transgenic mice, ameliorated remodeling, and reduced chronic infarct size, were achievable via clinically relevant gene transfer of aMEK1, supporting ongoing translational efforts. Important differences, however, were observed, and consideration must be given to the timing and distribution of transgene delivery and expression. J. Cell. Biochem. 118: 775-784, 2017. © 2016 Wiley Periodicals, Inc.
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Affiliation(s)
- Yanying Fan
- Translational Research Laboratory, Division of Cardiothoracic Surgery, University of California San Francisco, San Francisco, California
| | - Yi-Lin Yang
- Translational Research Laboratory, Division of Cardiothoracic Surgery, University of California San Francisco, San Francisco, California
| | - Che-Chung Yeh
- Translational Research Laboratory, Division of Cardiothoracic Surgery, University of California San Francisco, San Francisco, California
| | - Michael J Mann
- Translational Research Laboratory, Division of Cardiothoracic Surgery, University of California San Francisco, San Francisco, California
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