Evidence map›Paper›PMID 40278349›Full record

ReviewMetabolites2025

Trimethylamine-N-Oxide (TMAO) as a Rising-Star Metabolite: Implications for Human Health.

Eugenio Caradonna, Federico Abate, Elisabetta Schiano, Francesca Paparella, Fulvio Ferrara, Emilio Vanoli, Rossana Difruscolo, Vito Maria Goffredo, Bruno Amato, Carlo Setacci and 2 more

Abstract readReview
In one paragraph

Review in Metabolites, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 2 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

47 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Trial
  4. Gut microbes · 2026
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  20. Serum Trimethylamine-International journal of molecular sciences · 2026
    Article
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

12 authors.

Eugenio CaradonnaIntegrated Laboratory Medicine Services, Centro Diagnostico Italiano S.p.A., 20011 Milan, Italy.ORCID 0000-0001-9729-6722
Federico AbateDepartment of Environmental, Biological and Pharmaceutical Sciences and Technologies, University of Campania Luigi Vanvitelli, Via Vivaldi 43, 81100 Caserta, Italy.ORCID 0009-0006-9372-0032
Elisabetta SchianoInventia Biotech-Healthcare Food Research Center S.r.l., Strada Statale Sannitica KM 20.700, 81020 Caserta, Italy.ORCID 0000-0002-8167-0334
Francesca PaparellaIntegrated Laboratory Medicine Services, Centro Diagnostico Italiano S.p.A., 20011 Milan, Italy.
Fulvio FerraraIntegrated Laboratory Medicine Services, Centro Diagnostico Italiano S.p.A., 20011 Milan, Italy.ORCID 0000-0002-5425-4335
Emilio VanoliSchool of Nursing, Cardiovascular Diseases, University of Pavia, 27100 Pavia, Italy.ORCID 0000-0001-9068-9099
Rossana DifruscoloFaculty of Medicine, University of Bari, 70121 Bari, Italy.
Vito Maria GoffredoDepartment of Interdisciplinary Medicine, Università Degli Studi di Bari, 70124 Bari, Italy.
Bruno AmatoDepartment of Public Health, Università Degli Studi di Napoli Federico II, 80138 Naples, Italy.ORCID 0000-0002-4262-8467
Carlo SetacciVascular and Endovascuar Surgery Unit, "Le Scotte" Hospital of Siena, Department of Medicine, Surgery and Neuroscience, University of Siena, 53100 Siena, Italy.ORCID 0000-0002-7983-9209
Francesco SetacciVascular Surgery Unit, Università degli Studi di Enna "Kore", 94100 Enna, Italy.
Ettore NovellinoDepartment of Medicine and Surgery, Catholic University of the Sacred Heart, 00168 Rome, Italy.ORCID 0000-0002-2181-2142

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The intestinal microbiota, hosting trillions of microorganisms that inhabit the gastrointestinal tract, functions as a symbiotic organism that plays a crucial role in regulating health by producing biologically active molecules that can enter systemic circulation. Among them, trimethylamine-N-oxide (TMAO), an organic compound derived from dietary sources and microbial metabolism, has emerged as a critical biomarker linking diet, the gut microbiota, and the host metabolism to various pathological conditions. This comprehensive review highlights TMAO's biosynthesis, physiological functions, and clinical significance, focusing on its mechanistic contributions to cardiovascular and neurodegenerative diseases. Notably, TMAO-mediated pathways include endothelial dysfunction, inflammation via NLRP3 inflammasome activation, and cholesterol metabolism disruption, which collectively accelerate atherosclerosis and disease progression. Nonetheless, this work underscores the innovative potential of targeting TMAO through dietary, nutraceutical, and microbiota-modulating strategies to mitigate its pathological effects, marking a transformative approach in the prevention and management of TMAO-related disorders.

Indexed as

atherosclerosiscardiovascular diseasesendothelial dysfunctiongut microbiotaneurodegenerative diseasestrimethylamine-N-oxide (TMAO)

Identifiers

PMID40278349
PMCPMC12029716

What OpenQuestion holds

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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.