Evidence map›Paper›PMID 30133147›Full record

ArticleJournal of cellular and molecular medicine2018

BDNF: mRNA expression in urine cells of patients with chronic kidney disease and its role in kidney function.

Nicole Endlich, Tim Lange, Jana Kuhn, Paul Klemm, Ahmed M Kotb, Florian Siegerist, Frances Kindt, Maja T Lindenmeyer, Clemens D Cohen, Andreas W Kuss and 7 more

Open access · goldAbstract read
In one paragraph

Article in Journal of cellular and molecular medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed, 1 pooled it
1.0field-weighted citation impact, top 24% 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

35 citing papers in PubMed, 1 synthesis or guideline pooled it, 51 citations in OpenAlex.

  1. Pooled it
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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

17 authors at 3 institutions in 1 country.

Nicole EndlichDepartment of Anatomy and Cell Biology, University Medicine Greifswald, Greifswald, Germany.
Tim LangeDepartment of Anatomy and Cell Biology, University Medicine Greifswald, Greifswald, Germany.ORCID 0000-0002-0716-7845
Jana KuhnDepartment of Anatomy and Cell Biology, University Medicine Greifswald, Greifswald, Germany.
Paul KlemmDepartment of Anatomy and Cell Biology, University Medicine Greifswald, Greifswald, Germany.
Ahmed M KotbDepartment of Anatomy and Cell Biology, University Medicine Greifswald, Greifswald, Germany.
Florian SiegeristDepartment of Anatomy and Cell Biology, University Medicine Greifswald, Greifswald, Germany.ORCID 0000-0003-1629-4982
Frances KindtDepartment of Anatomy and Cell Biology, University Medicine Greifswald, Greifswald, Germany.
Maja T LindenmeyerNephrological Center, Medical Clinic and Policlinic IV, University of Munich, Munich, Germany.
Clemens D CohenNephrological Center, Medical Clinic and Policlinic IV, University of Munich, Munich, Germany.
Andreas W KussDepartment of Functional Genomics, University Medicine Greifswald, Greifswald, Germany.
Neetika NathInstitute of Bioinformatics, University of Greifswald, Greifswald, Germany.
Rainer RettigDepartment of Physiology, University of Greifswald, Karlsburg, Germany.
Uwe LendeckelDepartment of Medical Biochemistry and Molecular Biology, University Medicine Greifswald, Greifswald, Germany.
Uwe ZimmermannDepartment of Urology, University Medicine Greifswald, Greifswald, Germany.
Kerstin AmannDepartment of Pathology, University of Erlangen-Nürnberg, Erlangen, Germany.
Sylvia StrackeDepartment of Internal Medicine A, University Medicine Greifswald, Greifswald, Germany.
Karlhans EndlichDepartment of Anatomy and Cell Biology, University Medicine Greifswald, Greifswald, Germany.ORCID 0000-0001-6052-6061
Universitätsmedizin Greifswald · DELudwig-Maximilians-Universität München · DEFriedrich-Alexander-Universität Erlangen-Nürnberg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Podocyte loss and changes to the complex morphology are major causes of chronic kidney disease (CKD). As the incidence is continuously increasing over the last decades without sufficient treatment, it is important to find predicting biomarkers. Therefore, we measured urinary mRNA levels of podocyte genes NPHS1, NPHS2, PODXL and BDNF, KIM-1, CTSL by qRT-PCR of 120 CKD patients. We showed a strong correlation between BDNF and the kidney injury marker KIM-1, which were also correlated with NPHS1, suggesting podocytes as a contributing source. In human biopsies, BDNF was localized in the cell body and major processes of podocytes. In glomeruli of diabetic nephropathy patients, we found a strong BDNF signal in the remaining podocytes. An inhibition of the BDNF receptor TrkB resulted in enhanced podocyte dedifferentiation. The knockdown of the orthologue resulted in pericardial oedema formation and lowered viability of zebrafish larvae. We found an enlarged Bowman's space, dilated glomerular capillaries, podocyte loss and an impaired glomerular filtration. We demonstrated that BDNF is essential for glomerular development, morphology and function and the expression of BDNF and KIM-1 is highly correlated in urine cells of CKD patients. Therefore, BDNF mRNA in urine cells could serve as a potential CKD biomarker.

Indexed as

AgedAnimalsBrain-Derived Neurotrophic FactorDiabetic NephropathiesDisease Models, AnimalFemaleGene Expression RegulationHepatitis A Virus Cellular Receptor 1HumansKidneyKidney GlomerulusMaleMembrane GlycoproteinsMiddle AgedPodocytesProteinuriaBDNF protein, humanBrain-Derived Neurotrophic FactorHAVCR1 protein, humanHepatitis A Virus Cellular Receptor 1Membrane GlycoproteinsReceptor, trkBRNA, Messengertropomyosin-related kinase-B, humanBDNFbiomarkerCKDdiabetespodocyte

Identifiers

PMID30133147
PMCPMC6201371
OpenAlexW2888115230

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.