Evidence map›Paper›PMID 29692990›Full record

ArticleCase reports in nephrology and dialysis

Membranous Nephropathy-Like Apolipoprotein E Deposition Disease with Apolipoprotein E Toyonaka (Ser197Cys) and a Homozygous Apolipoprotein E2/2.

Megumu Fukunaga, Kiyotaka Nagahama, Michiko Aoki, Akira Shimizu, Shigeo Hara, Akira Matsunaga, Eri Muso, Takao Saito

Open access · goldAbstract readCase Reports
In one paragraph

Article in Case reports in nephrology and dialysis. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.1field-weighted citation impact, top 26% 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

9 citing papers in PubMed, 13 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

8 authors at 7 institutions in 1 country.

Megumu FukunagaToyonaka Keijinkai Clinic, Toyonaka, Japan.
Kiyotaka NagahamaDepartment of Pathology, Kyorin University School of Medicine, Tokyo, Japan.
Michiko AokiDepartment of Analytic Human Pathology, Graduate School of Medicine, Nippon Medical School, Tokyo, Japan.
Akira ShimizuDepartment of Analytic Human Pathology, Graduate School of Medicine, Nippon Medical School, Tokyo, Japan.
Shigeo HaraDepartment of Diagnostic Pathology, Kobe University Graduate School of Medicine, Kobe, Japan.
Akira MatsunagaDepartment of Laboratory Medicine, Fukuoka University Hospital, Fukuoka, Japan.
Eri MusoDivision of Nephrology and Dialysis, Kitano Hospital, Tazuke Kofukai Medical Institute, Osaka, Japan.
Takao SaitoSanko Clinic, Fukuoka, Japan.
Nippon Medical School · JPFukuoka University Hospital · JPKitano Hospital · JPKobe University · JPKyorin University · JPOno Clinic · JPToyonaka Municipal Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A 20-year-old female student underwent renal biopsy because of chance proteinuria and hematuria. Histological study revealed a membranous nephropathy-like appearance by light microscopy. But immunoglobulins and complements were negative in the glomerulus by immunofluorescence study. On the other hand, plasma apolipoprotein E (ApoE) concentration was elevated to more than 2 times the normal range, and the phenotype, genotype, and DNA sequence studies of her ApoE showed homozygous ApoE2/2 and a heterozygous novel missense mutation called ApoE Toyonaka (Ser197Cys). Detailed immunohistochemical studies found that the dense deposits in subepithelial, subendothelial, and mesangial areas contained ApoE. Tandem mass spectrometry also proved a large amount of ApoE in the glomerulus. These findings suggest that ApoE Toyonaka with a homozygous ApoE2/2 may cause a new form of ApoE-related glomerular disease resembling membranous nephropathy.

Indexed as

Apolipoprotein E depositionApolipoprotein E ToyonakaHomozygous apolipoprotein E2/2Lipoprotein glomerulopathyMembranous nephropathy

Identifiers

PMID29692990
PMCPMC5903162
OpenAlexW2792224893

What OpenQuestion holds

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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.