Elevated trimethylamine levels characterize impaired muscle mass response to leucine-enriched protein supplementation in older adults at risk of sarcopenia.

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Title: Elevated trimethylamine levels characterize impaired muscle mass response to leucine-enriched protein supplementation in older adults at risk of sarcopenia.
Authors: Tang HY; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan., Lo CJ; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan.; Clinical Metabolomics Core Laboratory, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan., Ho HY; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan.; Clinical Metabolomics Core Laboratory, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan.; Graduate Institute of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan.; Department of Medical Biotechnology and Laboratory Science, College of Medicine, Chang Gung University, Taoyuan, Taiwan.; Research Center for Emerging Viral Infections, Chang Gung University, Taoyuan, Taiwan., Yang CH; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan., Chang CY; Graduate Institute of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan., Ho YH; Department of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan., Fang JT; Division of Critical Care Nephrology, Kidney Institute, Chang Gung Memorial Hospital, Linkou Medical Center, Chang Gung University, Taoyuan, Taiwan.; College of Medicine, Chang Gung University, Taoyuan, Taiwan., Lin CM; College of Medicine, Chang Gung University, Taoyuan, Taiwan.; Division of Internal Medicine, Chang Gung Memorial Hospital at Taipei, Taipei, Taiwan.; Department of Health Management, Chang Gung Health and Culture Village, Taoyuan, Taiwan., Cheng ML; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan. chengm@mail.cgu.edu.tw.; Clinical Metabolomics Core Laboratory, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan. chengm@mail.cgu.edu.tw.; Graduate Institute of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan. chengm@mail.cgu.edu.tw.; Department of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan. chengm@mail.cgu.edu.tw.
Source: Npj aging [NPJ Aging] 2026 Apr 04; Vol. 12 (1). Date of Electronic Publication: 2026 Apr 04.
Publication Type: Journal Article
Journal Info: Publisher: Springer Nature Country of Publication: England NLM ID: 9918402285106676 Publication Model: Electronic Cited Medium: Internet ISSN: 2731-6068 (Electronic) Linking ISSN: 27316068 NLM ISO Abbreviation: NPJ Aging Subsets: PubMed not MEDLINE
Database: MEDLINE Ultimate
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  Data: Elevated trimethylamine levels characterize impaired muscle mass response to leucine-enriched protein supplementation in older adults at risk of sarcopenia.
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  Data: <searchLink fieldCode="AU" term="%22Tang+HY%22">Tang HY</searchLink>; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan.<br /><searchLink fieldCode="AU" term="%22Lo+CJ%22">Lo CJ</searchLink>; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan.; Clinical Metabolomics Core Laboratory, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan.<br /><searchLink fieldCode="AU" term="%22Ho+HY%22">Ho HY</searchLink>; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan.; Clinical Metabolomics Core Laboratory, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan.; Graduate Institute of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan.; Department of Medical Biotechnology and Laboratory Science, College of Medicine, Chang Gung University, Taoyuan, Taiwan.; Research Center for Emerging Viral Infections, Chang Gung University, Taoyuan, Taiwan.<br /><searchLink fieldCode="AU" term="%22Yang+CH%22">Yang CH</searchLink>; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan.<br /><searchLink fieldCode="AU" term="%22Chang+CY%22">Chang CY</searchLink>; Graduate Institute of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan.<br /><searchLink fieldCode="AU" term="%22Ho+YH%22">Ho YH</searchLink>; Department of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan.<br /><searchLink fieldCode="AU" term="%22Fang+JT%22">Fang JT</searchLink>; Division of Critical Care Nephrology, Kidney Institute, Chang Gung Memorial Hospital, Linkou Medical Center, Chang Gung University, Taoyuan, Taiwan.; College of Medicine, Chang Gung University, Taoyuan, Taiwan.<br /><searchLink fieldCode="AU" term="%22Lin+CM%22">Lin CM</searchLink>; College of Medicine, Chang Gung University, Taoyuan, Taiwan.; Division of Internal Medicine, Chang Gung Memorial Hospital at Taipei, Taipei, Taiwan.; Department of Health Management, Chang Gung Health and Culture Village, Taoyuan, Taiwan.<br /><searchLink fieldCode="AU" term="%22Cheng+ML%22">Cheng ML</searchLink>; Metabolomics Core Laboratory, Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan. chengm@mail.cgu.edu.tw.; Clinical Metabolomics Core Laboratory, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan. chengm@mail.cgu.edu.tw.; Graduate Institute of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan. chengm@mail.cgu.edu.tw.; Department of Biomedical Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan. chengm@mail.cgu.edu.tw.
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  Data: <searchLink fieldCode="JN" term="%229918402285106676%22">Npj aging</searchLink> [NPJ Aging] 2026 Apr 04; Vol. 12 (1). <i>Date of Electronic Publication: </i>2026 Apr 04.
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  Data: <i>Publisher: </i><searchLink fieldCode="PB" term="%22Springer+Nature%22">Springer Nature </searchLink><i>Country of Publication: </i>England <i>NLM ID: </i>9918402285106676 <i>Publication Model: </i>Electronic <i>Cited Medium: </i>Internet <i>ISSN: </i>2731-6068 (Electronic) <i>Linking ISSN: </i><searchLink fieldCode="IS" term="%2227316068%22">27316068 </searchLink><i>NLM ISO Abbreviation: </i>NPJ Aging <i>Subsets: </i>PubMed not MEDLINE
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        Value: 10.1038/s41514-026-00375-9
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              Text: 2026 Apr 04
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