Evidence map›Paper›PMID 8567980›Full record

ArticleThe Journal of clinical investigation1996

Imogen 38: a novel 38-kD islet mitochondrial autoantigen recognized by T cells from a newly diagnosed type 1 diabetic patient.

S D Arden, B O Roep, P I Neophytou, E F Usac, G Duinkerken, R R de Vries, J C Hutton

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
5.0field-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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 84 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Article
  4. Review
  5. Novel autoantigens in type 1 diabetes.American journal of translational research · 2013
    Article
  6. Antigen targets of type 1 diabetes autoimmunity.Cold Spring Harbor perspectives in medicine · 2012
    Review
  7. Article
  8. Article
  9. Article
  10. The cation efflux transporter ZnT8 (Slc30A8) is a major autoantigen in human type 1 diabetes.Proceedings of the National Academy of Sciences of the United States of America · 2007
    Article
  11. T-cell epitopes in type 1 diabetes.Current diabetes reports · 2004
    Review
  12. Review
  13. Review
  14. Review
  15. Article
  16. Article
  17. Article
  18. Review
  19. Article
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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

7 authors at 3 institutions in 2 countries.

S D ArdenDepartment of Clinical Biochemistry, University of Cambridge, Addenbrooke's Hospital, United Kingdom.
B O Roep
P I Neophytou
E F Usac
G Duinkerken
R R de Vries
J C Hutton
Leiden University · NLUniversity of Cambridge · GBAddenbrooke's Hospital · GB

Funding

Wellcome Trust
6 · The paper itself

Abstract

Cell-mediated autoimmune attack directed against islet proteins of approximately 38 kD in size has been associated with type 1 diabetes. A novel murine cDNA encoding an antigen of this size was cloned using a screening procedure based on the proliferative response of a human diabetic T cell clone (1C6) to a recombinant antigen epitope library. Membrane preparations from COS 7 cells transfected with the full-length 1,267-bp cDNA elicited a proliferative response from the reporter T cells comparable to that of the defined peptide epitope and native insulinoma antigen. In vitro translation and transfection experiments suggested that the protein is initially synthesized as a 44-kD protein and then processed to the native 38-kD form through the proteolytic removal of a 54-aa NH2-terminal mitochondrial targeting sequence. Differential centrifugation, Percoll density gradient centrifugation, and immunofluorescence studies confirmed localization of the antigen to mitochondria. Northern blot, Western blot, and 1C6 T cell proliferation assays showed that, although imogen 38 was more highly expressed in beta cell than alpha cell lines, it was also present in other tissues. It is concluded that imogen 38 may be a target for bystander autoimmune attack in diabetes rather than a primary autoantigen.

Indexed as

Ribosomal ProteinsAmino Acid SequenceAnimalsAutoantigensBase SequenceCells, CulturedCloning, MolecularDiabetes Mellitus, Type 1DNA, ComplementaryFluorescent Antibody Technique, IndirectHumansInsulinomaIslets of LangerhansLymphocyte ActivationMiceMitochondriaAutoantigensDNA, ComplementaryMRPS31 protein, humanMrps31 protein, mouseRibosomal Proteins

Identifiers

PMID8567980
PMCPMC507050
OpenAlexW2079384292

What OpenQuestion holds

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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.