Evidence map›Paper›PMID 35333675›Full record

ArticleRenal failure2022

Anti-phospholipase A2 receptor antibodies directly induced podocyte damage

Yanfen Li, Juntao Yu, Miao Wang, Zhao Cui, Ming-Hui Zhao

Open access · goldAbstract read
In one paragraph

Article in Renal failure, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.7field-weighted citation impact, top 17% 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

13 citing papers in PubMed, 12 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

5 authors at 3 institutions in 1 country.

Yanfen LiDepartment of Nephrology and Renal Division, Peking University First Hospital, Beijing, China.
Juntao YuKintor Pharmaceutical Limited, Suzhou, China.
Miao WangDepartment of Nephrology and Renal Division, Peking University First Hospital, Beijing, China.
Zhao CuiDepartment of Nephrology and Renal Division, Peking University First Hospital, Beijing, China.
Ming-Hui ZhaoPeking-Tsinghua Center for Life Sciences, Beijing, China.
Peking University · CNCenter for Life Sciences · CNPeking University First Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe pathogenesis of primary membranous nephropathy (MN) involves the antibodies against antigens on the cell surface of podocytes, with the majority of M-type phospholipase A2 receptor (PLA2R), and a profound podocyte dysfunction. The effects of anti-PLA2R antibodies directly to the podocytes remain unclear.

methodsAnti-PLA2R antibodies from patients with PLA2R-associated MN were affinity-purified using a column coupled with recombinant human PLA2R protein. Their effects on conditionally immortalized human podocytes were assessed by apoptosis assays, cellular calcium detection, wound healing assay, and immunofluorescent staining. Proteomics analysis was performed by LC-MS/MS and on PANTHER database.

resultsThe stimulation by anti-PLA2R antibodies could induce early-stage apoptosis of podocytes (MFI of Annexin

conclusionThese data indicate that anti-PLA2R antibodies may directly induce podocyte damage independent of the complement system, which expands the mechanism of anti-PLA2R antibodies on MN.

Indexed as

Glomerulonephritis, MembranousPodocytesChromatography, LiquidHumansReceptors, Phospholipase A2Tandem Mass SpectrometryReceptors, Phospholipase A2actinAnti-PLA2R antibodyapoptosispodocyteprotein binding

Identifiers

PMID35333675
PMCPMC8959519
OpenAlexW4220744545

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Registered trials

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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.