Evidence map›Paper›PMID 36765043›Full record

ArticleCell death discovery2023

MLKL deficiency attenuated hepatocyte oxidative DNA damage by activating mitophagy to suppress macrophage cGAS-STING signaling during liver ischemia and reperfusion injury.

Jian Xu, Dongming Wu, Shun Zhou, Haoran Hu, Fei Li, Zhu Guan, Xinyu Zhan, Yiyun Gao, Ping Wang, Zhuqing Rao

Open access · goldAbstract read
In one paragraph

Article in Cell death discovery, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
5.6field-weighted citation impact, top 4% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

27 citing papers in PubMed, 34 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 2 institutions in 3 countries.

Jian Xu *Hepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University; Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences; Research Unit of Liver Transplantation and Transplant Immunology, Chinese Academy of Medical Sciences, 210029, Nanjing, China.
Dongming Wu *Hepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University; Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences; Research Unit of Liver Transplantation and Transplant Immunology, Chinese Academy of Medical Sciences, 210029, Nanjing, China.
Shun Zhou *Hepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University; Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences; Research Unit of Liver Transplantation and Transplant Immunology, Chinese Academy of Medical Sciences, 210029, Nanjing, China.
Haoran HuHepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University; Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences; Research Unit of Liver Transplantation and Transplant Immunology, Chinese Academy of Medical Sciences, 210029, Nanjing, China.
Fei LiDepartment of Anesthesiology, The First Affiliated Hospital of Nanjing Medical University, 210029, Nanjing, China.
Zhu GuanDepartment of Anesthesiology, The First Affiliated Hospital of Nanjing Medical University, 210029, Nanjing, China.
Xinyu ZhanHepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University; Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences; Research Unit of Liver Transplantation and Transplant Immunology, Chinese Academy of Medical Sciences, 210029, Nanjing, China.
Yiyun GaoHepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University; Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences; Research Unit of Liver Transplantation and Transplant Immunology, Chinese Academy of Medical Sciences, 210029, Nanjing, China.
Ping WangHepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University; Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences; Research Unit of Liver Transplantation and Transplant Immunology, Chinese Academy of Medical Sciences, 210029, Nanjing, China. wuwpzhy@163.con.ORCID http://orcid.org/0000-0002-9445-9300
Zhuqing RaoDepartment of Anesthesiology, The First Affiliated Hospital of Nanjing Medical University, 210029, Nanjing, China. zhuqingrao@njmu.edu.cn.ORCID http://orcid.org/0000-0001-8551-0074
Academy of Medical Sciences · GBJiangsu Province Hospital · CN

Funding

Chinese Academy of Medical Sciences (CAMS) No. 2019-I2M-5-035National Natural Science Foundation of China (National Science Foundation of China) 81901628
6 · The paper itself

Abstract

Mixed-lineage kinase domain-like protein (MLKL)-mediated necroptosis has been implicated in aggravating liver ischemia and reperfusion (IR) injury. However, the precise role and mechanism of MLKL in regulating oxidative DNA damage of hepatocytes and subsequent activation of macrophage stimulator of interferon genes (STING) signaling remains unclear. In this study, we investigated the role of MLKL in regulating the interplay between hepatocyte injury and macrophage pro-inflammatory responses during liver IR injury. We found that IR increased MLKL expression in liver tissues of wild type (WT) mice. MLKL knockout (KO) attenuated liver IR injury and suppressed the activation of cGAS-STING signaling in intrahepatic macrophages, which was abrogated by STING activation with its agonist. Mechanistically, IR induced oxidative DNA damage in hepatocytes, leading to cGAS-STING activation in macrophages, which was suppressed by MLKL KO. Moreover, increased PTEN-induced kinase 1 (PINK1)-mediated mitophagy contributed to reduced oxidative DNA damage in hepatocytes and subsequent decreased activation of STING signaling in macrophages in MLKL KO mice. Our findings demonstrated a non-canonical role of MLKL in the pathogenesis of liver IR. MLKL deficiency significantly promoted PINK1-mediated mitophagy activation to inhibit oxidative DNA damage in hepatocytes, which in turn suppressed macrophage cGAS-STING activation and inflammatory liver IR injury.

Identifiers

PMID36765043
PMCPMC9918524
OpenAlexW4319947117

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.