Evidence map›Paper›PMID 37532764›Full record

ArticleCell death and differentiation2023

Small extracellular vesicles delivering lncRNA WAC-AS1 aggravate renal allograft ischemia‒reperfusion injury by inducing ferroptosis propagation.

Xinyuan Li, Xiang Peng, Xiang Zhou, Mao Li, Guo Chen, Wei Shi, Haitao Yu, Chunlin Zhang, Yang Li, Zhenwei Feng and 4 more

Open access · greenAbstract read
In one paragraph

Article in Cell death and differentiation, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
7.2field-weighted citation impact, top 2% 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

42 citing papers in PubMed, 47 citations in OpenAlex.

  1. Ferroptosis in kidney disease.Nature reviews. Nephrology · 2026
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  13. Exosome-primed T cell immunity is facilitated by complement activation.American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons · 2026
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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

14 authors at 2 institutions in 1 country.

Xinyuan Li *Department of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.ORCID http://orcid.org/0000-0002-2516-658X
Xiang Peng *Department of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Xiang Zhou *Department of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Mao LiDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Guo ChenDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Wei ShiDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Haitao YuDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.ORCID http://orcid.org/0000-0002-9745-8418
Chunlin ZhangDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Yang LiDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Zhenwei FengDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Jie LiDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Simin LiangDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Weiyang HeDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China. weiyang361@163.com.ORCID http://orcid.org/0000-0003-4861-7555
Xin GouDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China. gouxincq@163.com.ORCID http://orcid.org/0000-0003-3062-209X
The Affiliated Yongchuan Hospital of Chongqing Medical University · CNChinese Academy of Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ferroptosis is a predominant contributor to renal ischemia reperfusion injury (IRI) after kidney transplant, evoking delayed graft function and poorer long-term outcomes. The wide propagation of ferroptosis among cell populations in a wave-like manner, developing the "wave of ferroptosis" causes a larger area of tubular necrosis and accordingly aggravates renal allograft IRI. In this study, we decipher a whole new metabolic mechanism underlying ferroptosis and propose a novel spreading pathway of the "wave of ferroptosis" in the renal tissue microenvironment, in which renal IRI cell-secreted small extracellular vesicles (IRI-sEVs) delivering lncRNA WAC-AS1 reprogram glucose metabolism in adjacent renal tubular epithelial cell populations by inducing GFPT1 expression and increasing hexosamine biosynthesis pathway (HBP) flux, and consequently enhances O-GlcNAcylation. Additionally, BACH2 O-GlcNAcylation at threonine 389 in renal tubular epithelial cells prominently inhibits its degradation by ubiquitination and promotes importin α5-mediated nuclear translocation. We present the first evidence that intranuclear BACH2 suppresses SLC7A11 and GPX4 transcription by binding to their proximal promoters and decreases cellular anti-peroxidation capability, accordingly facilitating ferroptosis. Inhibition of sEV biogenesis and secretion by GW4869 and knockout of lncRNA WAC-AS1 in IRI-sEVs both unequivocally diminished the "wave of ferroptosis" propagation and protected against renal allograft IRI. The functional and mechanistic regulation of IRI-sEVs was further corroborated in an allograft kidney transplant model and an in situ renal IRI model. In summary, these findings suggest that inhibiting sEV-mediated lncRNA WAC-AS1 secretion and targeting HBP metabolism-induced BACH2 O-GlcNAcylation in renal tubular epithelial cells may serve as new strategies for protecting against graft IRI after kidney transplant.

Indexed as

Extracellular VesiclesFerroptosisKidney TransplantationReperfusion InjuryRNA, Long NoncodingAdaptor Proteins, Signal TransducingAllograftsBasic-Leucine Zipper Transcription FactorsHumansAdaptor Proteins, Signal TransducingBasic-Leucine Zipper Transcription FactorsRNA, Long NoncodingWAC protein, human

Identifiers

PMID37532764
PMCPMC10482833
OpenAlexW4385492955

What Socratic holds

Textmetadata
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 Socratic graph.