High-protein diets increase microbiota associated p-cresol production in the colon and reduce gut barrier function in a sex-dependent manner.

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Title: High-protein diets increase microbiota associated p-cresol production in the colon and reduce gut barrier function in a sex-dependent manner.
Authors: James D; Department of Food and Nutritional Sciences, Whiteknights Campus, University of Reading, Reading, RG6 6DZ, UK., Batool M; Department of Food and Nutritional Sciences, Whiteknights Campus, University of Reading, Reading, RG6 6DZ, UK., Poveda C; Department of Food and Nutritional Sciences, Whiteknights Campus, University of Reading, Reading, RG6 6DZ, UK., Hayirli Z; Department of Food and Nutritional Sciences, Whiteknights Campus, University of Reading, Reading, RG6 6DZ, UK., Callow C; Department of Food and Nutritional Sciences, Whiteknights Campus, University of Reading, Reading, RG6 6DZ, UK., Abbas M; APC Microbiome Ireland, University College Cork, Cork, Ireland.; Cancer Research @UCC, College of Medicine and Health, University College Cork, Cork, Ireland., Linden B; Department of Nutrition, Food & Exercise Sciences, University of Surrey, Guildford, GU2 7XH, UK., Gibson J; Food and Feed Innovations, Newcastle Rd, Wore, N Shropshire, Woodstock, CW3 95N, UK., Griffin BA; Department of Nutrition, Food & Exercise Sciences, University of Surrey, Guildford, GU2 7XH, UK., Elmore JS; Department of Food and Nutritional Sciences, Whiteknights Campus, University of Reading, Reading, RG6 6DZ, UK., Walton GE; Department of Food and Nutritional Sciences, Whiteknights Campus, University of Reading, Reading, RG6 6DZ, UK., Robertson MD; Department of Nutrition, Food & Exercise Sciences, University of Surrey, Guildford, GU2 7XH, UK., Lewis MC; Department of Food and Nutritional Sciences, Whiteknights Campus, University of Reading, Reading, RG6 6DZ, UK. marie.lewis@reading.ac.uk.
Source: European journal of nutrition [Eur J Nutr] 2026 Feb 12; Vol. 65 (2), pp. 41. Date of Electronic Publication: 2026 Feb 12.
Publication Type: Journal Article
Journal Info: Publisher: Steinkopff Country of Publication: Germany NLM ID: 100888704 Publication Model: Electronic Cited Medium: Internet ISSN: 1436-6215 (Electronic) Linking ISSN: 14366207 NLM ISO Abbreviation: Eur J Nutr Subsets: MEDLINE
Database: MEDLINE Ultimate
Description
ISSN:1436-6215
DOI:10.1007/s00394-025-03885-6