Evidence map›Paper›PMID 26739890›Full record

ArticleAmerican journal of physiology. Renal physiology2016

Effect of chronic uremia on the transcriptional profile of the calcified aorta analyzed by RNA sequencing.

Jakob L Rukov, Eva Gravesen, Maria L Mace, Jacob Hofman-Bang, Jeppe Vinther, Claus B Andersen, Ewa Lewin, Klaus Olgaard

Open access · greenAbstract read
In one paragraph

Article in American journal of physiology. Renal physiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 1 pooled it
4.1field-weighted citation impact, top 7% 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

31 citing papers in PubMed, 1 synthesis or guideline pooled it, 59 citations in OpenAlex.

  1. Pooled it
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  18. Sclerostin Downregulation Globally by Naturally Occurring Genetic Variants, or Locally in Atherosclerotic Plaques, Does Not Associate With Cardiovascular Events in Humans.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2021
    Article
  19. Chronic Kidney Disease-Induced Vascular Calcification Impairs Bone Metabolism.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2021
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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 2 institutions in 1 country.

Jakob L RukovFaculty of Science, Department of Biology, University of Copenhagen, Copenhagen, Denmark;
Eva GravesenFaculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark; Nephrological Department P, Rigshospitalet, Copenhagen, Denmark;
Maria L MaceNephrological Department P, Rigshospitalet, Copenhagen, Denmark; Nephrological Department B, Herlev Hospital, Copenhagen, Denmark;
Jacob Hofman-BangNephrological Department P, Rigshospitalet, Copenhagen, Denmark;
Jeppe VintherFaculty of Science, Department of Biology, University of Copenhagen, Copenhagen, Denmark;
Claus B AndersenDepartment of Pathology, Rigshospitalet, Copenhagen, Denmark.
Ewa LewinNephrological Department P, Rigshospitalet, Copenhagen, Denmark; Nephrological Department B, Herlev Hospital, Copenhagen, Denmark;
Klaus OlgaardFaculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark; Nephrological Department P, Rigshospitalet, Copenhagen, Denmark; olgaard@rh.dk Klaus.Oelgaard@regionh.dk.
Rigshospitalet · DKUniversity of Copenhagen · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The development of vascular calcification (VC) in chronic uremia (CU) is a tightly regulated process controlled by factors promoting and inhibiting mineralization. Next-generation high-throughput RNA sequencing (RNA-seq) is a powerful and sensitive tool for quantitative gene expression profiling and the detection of differentially expressed genes. In the present study, we, for the first time, used RNA-seq to examine rat aorta transcriptomes from CU rats compared with control rats. Severe VC was induced in CU rats, which lead to extensive changes in the transcriptional profile. Among the 10,153 genes with an expression level of >1 reads/kilobase transcript/million mapped reads, 2,663 genes were differentially expressed with 47% upregulated genes and 53% downregulated genes in uremic rats. Significantly deregulated genes were enriched for ontologies related to the extracellular matrix, response to wounding, organic substance, and ossification. The individually affected genes were of relevance to osteogenic transformation, tissue calcification, and Wnt modulation. Downregulation of the Klotho gene in uremia is believed to be involved in the development of VC, but it is debated whether the effect is caused by circulating Klotho only or if Klotho is produced locally in the vasculature. We found that Klotho was neither expressed in the normal aorta nor calcified aorta by RNA-seq. In conclusion, we demonstrated extensive changes in the transcriptional profile of the uremic calcified aorta, which were consistent with a shift in phenotype from vascular tissue toward an osteochondrocytic transcriptome profile. Moreover, neither the normal vasculature nor calcified vasculature in CU expresses Klotho.

Indexed as

AnimalsAorta, AbdominalChronic DiseaseGene Expression ProfilingGene OntologyGlucuronidaseKlotho ProteinsMaleRatsSequence Analysis, RNAUremiaVascular CalcificationGlucuronidaseKlotho ProteinsKlothonext-generation high-throughput RNA sequencingRNA-Sequremiavascular calcification

Identifiers

PMID26739890
PMCPMC4796274
OpenAlexW2233342182

What OpenQuestion holds

Textmetadata
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.