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Effect of an acute session of intermittent exercise on trimethylamine N-oxide (TMAO) production following choline ingestion

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posted on 2025-03-13, 13:54 authored by Marilyn Ong, Christopher Green, Samantha RowlandSamantha Rowland, Katie Rider, Harry Sutcliffe, Mark Funnell, Andrea Salzano, Liam HeaneyLiam Heaney

Introduction: Trimethylamine N-oxide (TMAO) is a gut bacteria-dependent metabolite associated with poor cardiovascular health. Exercise is a known cardioprotective activity but the impact of an acute bout of exercise on TMAO production is unknown.

Objectives/Methods: This study assessed choline-derived production of TMAO following a single bout of intermittent exercise in a young, healthy cohort.

Results: Choline supplemented after either exercise or a time-matched resting period demonstrated a similar increase in circulating TMAO across an 8-hour period.

Conclusion: This suggests that a single bout of intermittent exercise does not alter gut microbial metabolic behaviour and thus does not provide additional cardioprotective benefits related to blood levels of TMAO.

History

School

  • Sport, Exercise and Health Sciences

Published in

Metabolomics

Volume

20

Issue

5

Publisher

Springer

Version

  • VoR (Version of Record)

Rights holder

© The Author(s)

Publisher statement

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

Acceptance date

2024-09-19

Publication date

2024-10-05

Copyright date

2024

ISSN

1573-3882

eISSN

1573-3890

Language

  • en

Depositor

Dr Liam Heaney. Deposit date: 28 October 2024

Article number

110

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