Evidence map›Paper›PMID 31130222›Full record

ArticleKidney international2019

Inhibition of urinary stone disease by a multi-species bacterial network ensures healthy oxalate homeostasis.

Aaron W Miller, David Choy, Kristina L Penniston, Dirk Lange

Open access · greenAbstract read
In one paragraph

Article in Kidney international, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed, 4 pooled it
8.9field-weighted citation impact, top 2% 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

65 citing papers in PubMed, 4 syntheses or guidelines pooled it, 106 citations in OpenAlex.

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 3 institutions in 2 countries.

Aaron W MillerDepartment of Urology, Cleveland Clinic, Cleveland, Ohio, USA; Department of Immunology, Cleveland Clinic, Cleveland, Ohio, USA. Electronic address: millera25@ccf.org.
David ChoyThe Stone Centre at VGH, Department of Urologic Sciences, The University of British Columbia, Vancouver, British Columbia, Canada.
Kristina L PennistonDepartment of Urology, University of Wisconsin-Madison School of Medicine and Public Health, Madison, Wisconsin, USA.
Dirk LangeThe Stone Centre at VGH, Department of Urologic Sciences, The University of British Columbia, Vancouver, British Columbia, Canada. Electronic address: dirk.lange@ubc.ca.
University of British Columbia · CACleveland Clinic · USUniversity of Wisconsin–Madison · US

Funding

Mechanisms facilitating the persistent colonization of oxalate-degrading bacteriaF32DK102277 · NIDDK · UNIVERSITY OF UTAH · PI MILLER, AARON W · 2014 to 2017
$172k
NIDDK NIH HHS F32 DK102277
6 · The paper itself

Abstract

The incidence of urinary stone disease is rapidly increasing, with oxalate being a primary constituent of approximately 80% of all kidney stones. Despite the high dietary exposure to oxalate by many individuals and its potential nephrotoxicity, mammals do not produce enzymes to metabolize this compound, instead relying in part on bacteria within the gut to reduce oxalate absorption and urinary excretion. While considerable research has focused on isolated species of oxalate-degrading bacteria, particularly those with an absolute requirement for oxalate, recent studies have pointed to broader roles for microbiota both in oxalate metabolism and inhibition of urinary stone disease. Here we examined gut microbiota from patients with and live-in individuals without urinary stone disease to determine if healthy individuals harbored a more extensive microbial network associated with oxalate metabolism. We found a gender-specific association between the gut microbiota composition and urinary stone disease. Bacteria enriched in healthy individuals largely overlapped with those that exhibited a significant, positive correlation with Oxalobacter formigenes, a species presumed to be at the center of an oxalate-metabolizing microbial network. Furthermore, differential abundance analyses identified multiple taxa known to also be stimulated by oxalate in rodent models. Interestingly, the presence of these taxa distinguished patients from healthy individuals better than either the relative abundance or colonization of O. formigenes. Thus, our work shows that bacteria stimulated by the presence of oxalate in rodents may, in addition to obligate oxalate users, play a role in the inhibition of urinary stone disease in man.

Indexed as

AgedCase-Control StudiesDNA, BacterialFemaleGastrointestinal MicrobiomeHumansHyperoxaluriaMaleMiddle AgedOxalatesOxalobacter formigenesRNA, Ribosomal, 16SUrinary CalculiDNA, BacterialOxalatesRNA, Ribosomal, 16Sintestinal microbiomeoxalateOxalobacter formigenesurinary stone diseaseurolithiasis

Identifiers

PMID31130222
PMCPMC6826259
OpenAlexW2919472184

What OpenQuestion holds

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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.