Evidence map›Paper›PMID 24664365›Full record

ArticlePloS one2014

Persistent urinary podocyte loss following preeclampsia may reflect subclinical renal injury.

Wendy M White, Angelica T Garrett, Iasmina M Craici, Steven J Wagner, Patrick D Fitz-Gibbon, Kim A Butters, Brian C Brost, Carl H Rose, Joseph P Grande, Vesna D Garovic

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
6.2field-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

24 citing papers in PubMed, 46 citations in OpenAlex.

  1. Article
  2. Podocytopathies.Nature reviews. Disease primers · 2025
    Review
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  5. Article
  6. Article
  7. Article
  8. Review
  9. Observational
  10. Article
  11. Review
  12. Review
  13. Podocytes from the diagnostic and therapeutic point of view.Pflugers Archiv : European journal of physiology · 2017
    Review
  14. Preeclampsia and ESRD: The Role of Shared Risk Factors.American journal of kidney diseases : the official journal of the National Kidney Foundation · 2017
    Article
  15. Review
  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

10 authors at 1 institution in 1 country.

Wendy M WhiteDepartment of Obstetrics and Gynecology, Mayo Clinic, Rochester, Minnesota, United States of America.
Angelica T GarrettDepartment of Obstetrics and Gynecology, Mayo Clinic, Rochester, Minnesota, United States of America.
Iasmina M CraiciDivision of Nephrology and Hypertension, Mayo Clinic, Rochester, Minnesota, United States of America.
Steven J WagnerDivision of Nephrology and Hypertension, Mayo Clinic, Rochester, Minnesota, United States of America.
Patrick D Fitz-GibbonDivision of Biomedical Statistics and Informatics, Mayo Clinic, Rochester, Minnesota, United States of America.
Kim A ButtersDivision of Nephrology and Hypertension, Mayo Clinic, Rochester, Minnesota, United States of America.
Brian C BrostDepartment of Obstetrics and Gynecology, Mayo Clinic, Rochester, Minnesota, United States of America.
Carl H RoseDepartment of Obstetrics and Gynecology, Mayo Clinic, Rochester, Minnesota, United States of America.
Joseph P GrandeDepartment of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, Minnesota, United States of America.
Vesna D GarovicDivision of Nephrology and Hypertension, Mayo Clinic, Rochester, Minnesota, United States of America.
Mayo Clinic · US

Funding

VEGF Signaling in Endothelial and Glomerular Epithelial Cells in PreeclampsiaK08HD051714 · NICHD · MAYO CLINIC ROCHESTER · PI GAROVIC, VESNA D · 2008 to 2012
$637k
NICHD NIH HHS K08 HD051714
6 · The paper itself

Abstract

objectiveStudies have shown that podocyturia, i.e., urinary loss of viable podocytes (glomerular epithelial cells), is associated with proteinuria in preeclampsia. We postulated that urinary podocyte loss may persist after preeclamptic pregnancies, thus resulting in renal injury. This may lead to future chronic renal injury. In addition, we compared the postpartum levels of the angiogenic factors, which previously have been associated with preeclampsia, between normotensive versus preeclamptic pregnancies. STUDY

designThe diagnosis of preeclampsia was confirmed using standard clinical criteria. Random blood and urine samples were obtained within 24 hours prior to delivery and 5 to 8 weeks postpartum. Urine sediments were cultured for 24 hours to select for viable cells and staining for podocin was used to identify podocytes. Serum samples were analyzed for the levels of angiogenic markers using ELISA (enzyme-linked immunosorbent assay) methodology.

resultsAt delivery, preeclamptic patients (n = 10) had significantly higher proteinuria (p = 0.006) and podocyturia (p<0.001) than normotensive pregnant patients (n = 18). Postpartum proteinuria was similar between these two groups (p = 0.37), while podocyturia was present in 3 of 10 women with preeclampsia and in none of the normotensive controls (p = 0.037). Angiogenic marker levels, including placental growth factor, soluble vascular endothelial growth factor receptor fms-like tyrosine kinase receptor-1 and endoglin, were not significantly different between women with preeclampsia and women with a normotensive pregnancy, either at delivery or postpartum.

conclusionPersistent urinary podocyte loss after preeclamptic pregnancies may constitute a marker of ongoing, subclinical renal injury.

Indexed as

AdultDelivery, ObstetricFemaleHumansKidney DiseasesKidney GlomerulusPodocytesPre-EclampsiaPregnancy

Identifiers

PMID24664365
PMCPMC3963957
OpenAlexW1997345824

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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.