Evidence map›Paper›PMID 28498348›Full record

ReviewNutrients2017

Nutrients Turned into Toxins: Microbiota Modulation of Nutrient Properties in Chronic Kidney Disease.

Raul Fernandez-Prado, Raquel Esteras, Maria Vanessa Perez-Gomez, Carolina Gracia-Iguacel, Emilio Gonzalez-Parra, Ana B Sanz, Alberto Ortiz, Maria Dolores Sanchez-Niño

Abstract readReview
In one paragraph

Review in Nutrients, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
61citing 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

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

  1. Pooled it
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  13. Effects ofFrontiers in pharmacology · 2024
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  19. Probiotics for kidney disease.Clinical kidney journal · 2022
    Article
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1 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

8 authors.

Raul Fernandez-PradoRaul Fernandez-Prado, IIS-Fundación Jiménez Díaz-Universidad Autónoma de Madrid, 28040 Madrid, Spain. raul.fernandezp@quironsalud.es.
Raquel EsterasRaul Fernandez-Prado, IIS-Fundación Jiménez Díaz-Universidad Autónoma de Madrid, 28040 Madrid, Spain. raquel.esteras@quironsalud.es.
Maria Vanessa Perez-GomezRaul Fernandez-Prado, IIS-Fundación Jiménez Díaz-Universidad Autónoma de Madrid, 28040 Madrid, Spain. MVANESSA@fjd.es.
Carolina Gracia-IguacelRaul Fernandez-Prado, IIS-Fundación Jiménez Díaz-Universidad Autónoma de Madrid, 28040 Madrid, Spain. CGraciaI@quironsalud.es.
Emilio Gonzalez-ParraRaul Fernandez-Prado, IIS-Fundación Jiménez Díaz-Universidad Autónoma de Madrid, 28040 Madrid, Spain. egparra@quironsalud.es.
Ana B SanzRaul Fernandez-Prado, IIS-Fundación Jiménez Díaz-Universidad Autónoma de Madrid, 28040 Madrid, Spain. asanz@fjd.es.
Alberto OrtizRaul Fernandez-Prado, IIS-Fundación Jiménez Díaz-Universidad Autónoma de Madrid, 28040 Madrid, Spain. aortiz@fjd.es.
Maria Dolores Sanchez-NiñoRaul Fernandez-Prado, IIS-Fundación Jiménez Díaz-Universidad Autónoma de Madrid, 28040 Madrid, Spain. mdsanchez@fjd.es.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In chronic kidney disease (CKD), accumulation of uremic toxins is associated with an increased risk of death. Some uremic toxins are ingested with the diet, such as phosphate and star fruit-derived caramboxin. Others result from nutrient processing by gut microbiota, yielding precursors of uremic toxins or uremic toxins themselves. These nutrients include l-carnitine, choline/phosphatidylcholine, tryptophan and tyrosine, which are also sold over-the-counter as nutritional supplements. Physicians and patients alike should be aware that, in CKD patients, the use of these supplements may lead to potentially toxic effects. Unfortunately, most patients with CKD are not aware of their condition. Some of the dietary components may modify the gut microbiota, increasing the number of bacteria that process them to yield uremic toxins, such as trimethylamine N-Oxide (TMAO), p-cresyl sulfate, indoxyl sulfate and indole-3 acetic acid. Circulating levels of nutrient-derived uremic toxins are associated to increased risk of death and cardiovascular disease and there is evidence that this association may be causal. Future developments may include maneuvers to modify gut processing or absorption of these nutrients or derivatives to improve CKD patient outcomes.

Indexed as

Gastrointestinal MicrobiomeCardiovascular DiseasesCarnitineCholineDietHumansMethylaminesMicronutrientsOxalatesPhosphatesPhosphatidylcholinesRenal Insufficiency, ChronicTryptophanTyrosineCarnitineCholineMethylaminesMicronutrientsOxalatesPhosphatesPhosphatidylcholinestrimethyloxamineTryptophanTyrosinecaramboxincarnitinecholinechronic kidney diseasegut–kidney axisindoxyl sulfatemicrobiotap-cresyl sulfatetrimethylamine N-Oxide (TMAO)tryptophantyrosine

Identifiers

PMID28498348
PMCPMC5452219

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.