Evidence map›Paper›PMID 19902259›Full record

ArticleCell and tissue research2010

Novel conditionally immortalized human proximal tubule cell line expressing functional influx and efflux transporters.

Martijn J Wilmer, Moin A Saleem, Rosalinde Masereeuw, Lan Ni, Thea J van der Velden, Frans G Russel, Peter W Mathieson, Leo A Monnens, Lambertus P van den Heuvel, Elena N Levtchenko

Abstract read
In one paragraph

Article in Cell and tissue research, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 99 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
99citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

99 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  4. Review
  5. An AOP-guidedNAM journal · 2026
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  17. Kidney Disease Modeling with Organoids and Organs-on-Chips.Annual review of biomedical engineering · 2024
    Review
  18. Article
  19. Article
  20. Article

39 more citing papers are in PubMed but not listed here.

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

10 authors.

Martijn J WilmerLaboratory of Pediatrics and Neurology (656), Radboud University Nijmegen Medical Center, P.O. 9101, 6500 HB, Nijmegen, The Netherlands. m.wilmer@cukz.umcn.nl
Moin A Saleem
Rosalinde Masereeuw
Lan Ni
Thea J van der Velden
Frans G Russel
Peter W Mathieson
Leo A Monnens
Lambertus P van den Heuvel
Elena N Levtchenko

Funding

Medical Research Council G0800200
6 · The paper itself

Abstract

Reabsorption of filtered solutes from the glomerular filtrate and excretion of waste products and xenobiotics are the main functions of the renal proximal tubular (PT) epithelium. A human PT cell line expressing a range of functional transporters would help to augment current knowledge in renal physiology and pharmacology. We have established and characterized a conditionally immortalized PT epithelial cell line (ciPTEC) obtained by transfecting and subcloning cells exfoliated in the urine of a healthy volunteer. The PT origin of this line has been confirmed morphologically and by the expression of aminopeptidase N, zona occludens 1, aquaporin 1, dipeptidyl peptidase IV and multidrug resistance protein 4 together with alkaline phosphatase activity. ciPTEC assembles in a tight monolayer with limited diffusion of inulin-fluorescein-isothiocyanate. Concentration and time-dependent reabsorption of albumin via endocytosis has been demonstrated, together with sodium-dependent phosphate uptake. The expression and activity of apical efflux transporter p-glycoprotein and of baso-lateral influx transporter organic cation transporter 2 have been shown in ciPTEC. This established human ciPTEC expressing multiple endogenous organic ion transporters mimicking renal reabsorption and excretion represents a powerful tool for future in vitro transport studies in pharmacology and physiology.

Indexed as

Cell Line, TransformedAlkaline PhosphataseAquaporin 1ATP-Binding Cassette, Sub-Family C ProteinsATP Binding Cassette Transporter, Subfamily B, Member 1CD13 AntigensCell Transformation, NeoplasticDipeptidyl Peptidase 4EndocytosisEpithelial CellsHumansKidney Tubules, ProximalMembrane ProteinsOrganic Cation Transporter 2Organic Cation Transport ProteinsPhosphoproteinsABCC4 protein, humanAlkaline PhosphataseAquaporin 1ATP-Binding Cassette, Sub-Family C ProteinsATP Binding Cassette Transporter, Subfamily B, Member 1CD13 AntigensDipeptidyl Peptidase 4Membrane ProteinsOrganic Cation Transporter 2Organic Cation Transport ProteinsPhosphoproteinsSLC22A2 protein, humanTJP1 protein, humanZonula Occludens-1 Protein

Identifiers

PMID19902259
PMCPMC2817082

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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.