Evidence map›Paper›PMID 25824007›Full record

ArticleProteomics. Clinical applications2015

Autoantibodies targeting glomerular annexin A2 identify patients with proliferative lupus nephritis.

Dawn J Caster, Erik A Korte, Michael L Merchant, Jon B Klein, Daniel W Wilkey, Brad H Rovin, Dan J Birmingham, John B Harley, Beth L Cobb, Bahram Namjou and 2 more

Open access · greenAbstract read
In one paragraph

Article in Proteomics. Clinical applications, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 1 pooled it
4.6field-weighted citation impact, top 5% 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

30 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

  1. Pooled it
  2. Tyrosine phosphorylation coupling of one-carbon metabolism and virulence in an endogenous pathogen.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  3. Annexin A2: A Double-Edged Sword in Pathogen Infection.Pathogens (Basel, Switzerland) · 2024
    Review
  4. Minimal Change Disease: Pathogenetic Insights from Glomerular Proteomics.International journal of molecular sciences · 2024
    Article
  5. Article
  6. Article
  7. Review
  8. Annexin A2 and Kidney Diseases.Frontiers in cell and developmental biology · 2022
    Review
  9. Article
  10. The important roles and molecular mechanisms of annexin AAnnals of translational medicine · 2021
    Article
  11. Article
  12. Article
  13. Advances in Lupus Nephritis Pathogenesis: From Bench to Bedside.International journal of molecular sciences · 2021
    Review
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Utilization of Biomarkers in Lupus Nephritis.Advances in chronic kidney disease · 2019
    Review
  20. Glomerular Proteomic Profiles in the NZB/W F1 Hybrid Mouse Model of Lupus Nephritis.Medical science monitor : international medical journal of experimental and clinical research · 2019
    Article
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

12 authors at 5 institutions in 1 country.

Dawn J CasterDepartment of Medicine, University of Louisville School of Medicine, Louisville, KY, USA.
Erik A KorteDepartment of Biochemistry and Molecular Biology, University of Louisville School of Medicine, Louisville, KY, USA.
Michael L MerchantDepartment of Medicine, University of Louisville School of Medicine, Louisville, KY, USA.
Jon B KleinDepartment of Medicine, University of Louisville School of Medicine, Louisville, KY, USA.
Daniel W WilkeyDepartment of Medicine, University of Louisville School of Medicine, Louisville, KY, USA.
Brad H RovinDepartment of Medicine, the Ohio State University, Columbus, OH, USA.
Dan J BirminghamDepartment of Medicine, the Ohio State University, Columbus, OH, USA.
John B HarleyCenter for Autoimmune Genomics and Etiology, Department of Pediatrics, Cincinnati Children's Hospital Medical Center and the University of Cincinnati, Cincinnati, OH, USA.
Beth L CobbCenter for Autoimmune Genomics and Etiology, Department of Pediatrics, Cincinnati Children's Hospital Medical Center and the University of Cincinnati, Cincinnati, OH, USA.
Bahram NamjouCenter for Autoimmune Genomics and Etiology, Department of Pediatrics, Cincinnati Children's Hospital Medical Center and the University of Cincinnati, Cincinnati, OH, USA.
Kenneth R McLeishDepartment of Medicine, University of Louisville School of Medicine, Louisville, KY, USA.
David W PowellDepartment of Medicine, University of Louisville School of Medicine, Louisville, KY, USA.
University of Louisville · USLouisville VA Medical Center · USThe Ohio State University · USUniversity of Cincinnati · USCincinnati Children's Hospital Medical Center · US

Funding

Cincinnati Center for Clinical and Translational Sciences and TrainingUL1TR000077 · NCATS · UNIVERSITY OF CINCINNATI · PI HEUBI, JAMES E. · 2012 to 2014
$9.9M
HLA GENE COMPLEMENTATION IN PRIMARY SJOGREN'S AND LUPUSR01AI024717 · NIAID · OKLAHOMA MEDICAL RESEARCH FOUNDATION · PI KOTTYAN, LEAH CLAIRE, WEIRAUCH, MATTHEW TYSON · 1987 to 2025
$7.8M
Genetic Linkage in LupusR37AI024717 · NIAID · OKLAHOMA MEDICAL RESEARCH FOUNDATION · PI HARLEY, JOHN BARKER · 2005 to 2014
$4.2M
Better Outcomes for Children: GWAS & PheWAS in eMERGEII.U01HG006828 · NHGRI · CINCINNATI CHILDRENS HOSP MED CTR · PI HARLEY, JOHN BARKER, HOLM, INGRID ADELE · 2012 to 2014
$4.0M
Functional Mechanisms of Causal Variants in Systemic Lupus ErythematosusR01AR063124 · NIAMS · OKLAHOMA MEDICAL RESEARCH FOUNDATION · PI GAFFNEY, PATRICK M · 2012 to 2016
$2.0M
Identification of diagnostic markers for lupus nephritisR21AI103980 · NIAID · UNIVERSITY OF LOUISVILLE · PI MCLEISH, KENNETH R, POWELL, DAVID W. · 2013 to 2014
$422k
NCATS NIH HHS TR000077NCATS NIH HHS UL1 TR000077NHGRI NIH HHS HG006828NHGRI NIH HHS U01 HG006828NIAID NIH HHS AI103980NIAID NIH HHS AI24717NIAID NIH HHS R01 AI024717NIAID NIH HHS R21 AI103980NIAID NIH HHS R37 AI024717NIAMS NIH HHS AR063124NIAMS NIH HHS R01 AR063124
6 · The paper itself

Abstract

purposePatients with systemic lupus erythematosus (SLE) frequently develop lupus nephritis (LN), a complication frequently leading to end stage kidney disease. Immune complex deposition in the glomerulus is central to the development of LN. Using a targeted proteomic approach, we tested the hypothesis that autoantibodies targeting glomerular antigens contribute to the development of LN. EXPERIMENTAL

designHuman podocyte and glomerular proteins were separated by SDS-PAGE and immunoblotted with sera from SLE patients with and without LN. The regions of those gels corresponding to reactive bands observed with sera from LN patients were analyzed using LC-MS/MS.

resultsLN reactive bands were seen at approximately 50 kDa in podocyte extracts and between 36 and 50 kDa in glomerular extracts. Those bands were analyzed by LC-MS/MS and 102 overlapping proteins were identified. Bioinformatic analysis determined that 36 of those proteins were membrane associated, including a protein previously suggested to contribute to glomerulonephritis and LN, annexin A2. By ELISA, patients with proliferative LN demonstrated significantly increased antibodies against annexin A2. CONCLUSION AND CLINICAL RELEVANCE: Proteomic approaches identified multiple candidate antigens for autoantibodies in patients with LN. Serum antibodies against annexin A2 were significantly elevated in subjects with proliferative LN, validating those antibodies as potential biomarkers.

Indexed as

Annexin A2AutoantibodiesHumansKidney GlomerulusLupus NephritisAnnexin A2AutoantibodiesAutoantibodiesGlomerulonephritisLupus nephritisSystemic lupus erythematosusTarget antigens

Identifiers

PMID25824007
PMCPMC4690797
OpenAlexW2114709286

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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.