Short chain fatty acids exchange across the gut and liver in humans measured at surgery
Abstract
Background & aims Short chain fatty acids (SCFAs; acetate, propionate and butyrate) are important energy sources for colonocytes and are assumed to play a key role in gut health. Local effects of SCFAs have been investigated, but less is known about whole body metabolism of these SCFAs. The aim of the present study was to quantify the role of the gut and liver in interorgan exchange of SCFAs in humans in vivo. Methods Twenty-two patients undergoing major upper abdominal surgery were studied. Blood was sampled from a radial artery, the portal and a hepatic vein. Portal, splanchnic and arterial blood flow was measured using intra-operative Duplex ultrasonography. SCFAs were measured on a liquid chromatography system combined with mass spectrometry. Results SCFAs were released by the gut, 34.9 (9.1) micromol kg bodyweight(-1)h(-1). SCFAs uptake by the liver was significant for propionate and butyrate; -5.6 (1.3) and -3.8 (1.6) micromol kg bodyweight(-1)h(-1) (p=0.0002 and p=0.03) respectively and counterbalanced gut release. Liver uptake of acetate was not significant, -5.2 (6.6) micromol kg bodyweight(-1)h(-1) (p=0.434). Splanchnic (i.e., gut+liver) SCFAs release was significant for acetate and propionate, 17.3 (7.3) and 1.2 (0.4) micromol kg bodyweight(-1)h(-1) (p=0.027 and p=0.0038), respectively. Splanchnic release of butyrate was not significantly different from zero (1.9 (1.2) micromol kg bodyweight(-1)h(-1), p=0.129). BMI and previous colonic resection did not affect gut…
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The remainder of butyrate and the majority of propionate are metabolized by hepatocytes, resulting in 1-15 μmol/L concentrations of propionate and butyrate in circulation, whereas acetate is found at 100-200 μmol/L.
“The remainder of butyrate, as well as the majority of propionate, is subsequently metabolized by hepatocytes, resulting in 1-to 15-µmol/L concentrations of propionate and butyrate in circulation, whereas acetate is found within a range of 100-200 µmol/L (Bloemen et al., 2009;Cummings et al., 1987;Peters et al.,”
From The Microbiota-Gut-Brain Axis (2019) · cites this paper as Bloemen et al., 2009
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References 29 · Cited by 382
- Authors
- Bloemen, J. G., Venema, K., van de Poll, M. C., Olde Damink, S. W., Buurman, W. A., & Dejong, C. H.
- Affiliations
- Maastricht University Medical Centre (NL)
- TiFN (NL)
- Venue
- Clinical Nutrition
- Publisher
- Elsevier BV
- Published
- 2009-12
- Volume
- 28
- Issue
- 6
- Pages
- 657-661
- ISSN
- 0261-5614 (ISSN-L)
- OpenAlex
- W1993037755
- Cited by
- 382
- References
- 29
- Citations by year
- 2026: 27 · 2025: 35 · 2024: 28 · 2023: 32 · 2022: 46 · 2021: 49 · 2020: 31 · 2019: 30 · 2018: 19 · 2017: 16 · 2016: 23 · 2015: 15 · 2014: 5 · 2013: 5 · 2012: 5
- FWCI
- 2.68
- Type
- journal article
- Language
- en
- Open access
- closed
- Locations
- Clinical Nutrition (publishedVersion)
- PubMed (publishedVersion)
- Research Publications (Maastricht University) (submittedVersion)
- Funders
- ZonMw
- Topics
- Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Gut microbiota and health
- Health Sciences › Medicine › Gastroenterology › Gastrointestinal motility and disorders
- Health Sciences › Nursing › Nutrition and Dietetics › Clinical Nutrition and Gastroenterology
- Keywords
- short-chain fatty acids, acetate, propionate, butyrate, hepatic uptake, intestinal release, splanchnic circulation, portal vein, hepatic vein, colectomy, colonic fermentation, whole-body metabolism
- MeSH terms
- Adult, Aged, Algorithms, Fatty Acids, Volatile, Female, Hepatic Veins, Humans, Intestinal Absorption, Intestinal Mucosa, Intestines, Intraoperative Period, Liver, Male, Middle Aged, Portal Vein, Regional Blood Flow, Spleen, Body Mass Index, Radial Artery, Ultrasonography, Doppler
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