Evidence map›Paper›PMID 33017390›Full record

ArticlePLoS biology2020

Peli1 impairs microglial Aβ phagocytosis through promoting C/EBPβ degradation.

Jing Xu, Tao Yu, Enrica Caterina Pietronigro, Jia Yuan, Jessica Arioli, Yifei Pei, Xuan Luo, Jialin Ye, Gabriela Constantin, Chaoming Mao and 1 more

Open access · goldAbstract read
In one paragraph

Article in PLoS biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 2 pooled it
2.1field-weighted citation impact, top 12% 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

20 citing papers in PubMed, 2 syntheses or guidelines pooled it, 37 citations in OpenAlex.

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  14. MAPK/MAK/MRK overlapping kinase (MOK) controls microglial inflammatory/type-I IFN responses via Brd4 and is involved in ALS.Proceedings of the National Academy of Sciences of the United States of America · 2023
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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

11 authors at 3 institutions in 2 countries.

Jing XuCAS Key Laboratory of Tissue Microenvironment and Tumor, Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Shanghai, China.
Tao YuCAS Key Laboratory of Tissue Microenvironment and Tumor, Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Shanghai, China.ORCID 0000-0001-7896-4625
Enrica Caterina PietronigroSection of General Pathology, Department of Medicine, University of Verona, Verona, Italy.ORCID 0000-0001-7661-2247
Jia YuanCAS Key Laboratory of Tissue Microenvironment and Tumor, Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Shanghai, China.
Jessica ArioliSection of General Pathology, Department of Medicine, University of Verona, Verona, Italy.ORCID 0000-0001-8105-039X
Yifei PeiCAS Key Laboratory of Tissue Microenvironment and Tumor, Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Shanghai, China.
Xuan LuoDepartment of Nuclear Medicine, The Affiliated Hospital of Jiangsu University, Zhenjiang, China.
Jialin YeCAS Key Laboratory of Tissue Microenvironment and Tumor, Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Shanghai, China.
Gabriela ConstantinSection of General Pathology, Department of Medicine, University of Verona, Verona, Italy.ORCID 0000-0001-8978-3539
Chaoming MaoDepartment of Nuclear Medicine, The Affiliated Hospital of Jiangsu University, Zhenjiang, China.
Yichuan XiaoCAS Key Laboratory of Tissue Microenvironment and Tumor, Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Shanghai, China.ORCID 0000-0001-7804-6971
Shanghai Institute of Nutrition and Health · CNUniversity of Verona · ITJiangsu University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Amyloid-β (Aβ) accumulation in the brain is a hallmark of Alzheimer's disease (AD) pathology. However, the molecular mechanism controlling microglial Aβ phagocytosis is poorly understood. Here we found that the E3 ubiquitin ligase Pellino 1 (Peli1) is induced in the microglia of AD-like five familial AD (5×FAD) mice, whose phagocytic efficiency for Aβ was then impaired, and therefore Peli1 depletion suppressed the Aβ deposition in the brains of 5×FAD mice. Mechanistic characterizations indicated that Peli1 directly targeted CCAAT/enhancer-binding protein (C/EBP)β, a major transcription factor responsible for the transcription of scavenger receptor CD36. Peli1 functioned as a direct E3 ubiquitin ligase of C/EBPβ and mediated its ubiquitination-induced degradation. Consequently, loss of Peli1 increased the protein levels of C/EBPβ and the expression of CD36 and thus, promoted the phagocytic ability in microglial cells. Together, our findings established Peli1 as a critical regulator of microglial phagocytosis and highlighted the therapeutic potential by targeting Peli1 for the treatment of microglia-mediated neurological diseases.

Indexed as

PhagocytosisProteolysisAmyloid beta-PeptidesAnimalsCCAAT-Enhancer-Binding Protein-betaCD36 AntigensCells, CulturedMice, TransgenicMicrogliaNuclear ProteinsTranscription, GeneticUbiquitinationUbiquitin-Protein LigasesAmyloid beta-PeptidesCCAAT-Enhancer-Binding Protein-betaCD36 AntigensCebpb protein, mouseNuclear ProteinsPeli1 protein, mouseUbiquitin-Protein Ligases

Identifiers

PMID33017390
PMCPMC7561136
OpenAlexW3090689859

What OpenQuestion holds

Textmetadata
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.