Early‐Life Obesity Leaves a Metabolic Memory That Accelerates Aging‐Related Decline Through the Gut Microbiota–GABA Axis

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Autores principales: Yuanjie Dong, Dan Hu, Rui Yang, Tonghe Xin, Yue Guan, Xuan Zhu, Yibo Ding, Shali Cui, Ruohua Wang, Xinyue Wang, Yucun Niu, Xiangju Kong
Formato: Artículo Open Access
Publicado: Wiley 2026
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author Yuanjie Dong
Dan Hu
Rui Yang
Tonghe Xin
Yue Guan
Xuan Zhu
Yibo Ding
Shali Cui
Ruohua Wang
Xinyue Wang
Yucun Niu
Xiangju Kong
author_facet Yuanjie Dong
Dan Hu
Rui Yang
Tonghe Xin
Yue Guan
Xuan Zhu
Yibo Ding
Shali Cui
Ruohua Wang
Xinyue Wang
Yucun Niu
Xiangju Kong
Yuanjie Dong
Dan Hu
Rui Yang
Tonghe Xin
Yue Guan
Xuan Zhu
Yibo Ding
Shali Cui
Ruohua Wang
Xinyue Wang
Yucun Niu
Xiangju Kong
collection Wiley Open Access
contents Early‐Life Obesity Leaves a Metabolic Memory That Accelerates Aging‐Related Decline Through the Gut Microbiota–GABA Axis Yuanjie Dong Dan Hu Rui Yang Tonghe Xin Yue Guan Xuan Zhu Yibo Ding Shali Cui Ruohua Wang Xinyue Wang Yucun Niu Xiangju Kong Molecular Nutrition & Food Research ABSTRACT Childhood obesity is a critical public health concern. Whether diet‐induced transient obesity during development negatively impacts later‐life health remains unclear, and mechanisms are poorly understood. This study investigates whether these effects persist into aging and employs integrated omics to explore underlying mechanisms. Using a high‐fat diet (HFD) to induce transient developmental obesity in post‐weaning rats and larval Drosophila , we examined the long‐term effects on aging metabolic health in both species. Transient developmental obesity in rats was linked to accelerated aging, weight loss, worsened metabolism, colonic inflammation, and oxidative stress. Metabolomics revealed persistent gamma aminobutyric acid (GABA) dysregulation associated with intestinal ammonia levels, and gut metagenomics showed a reduction in Lactobacillales , correlating with adverse health outcomes. In Drosophila , exogenous GABA extended HF‐diet lifespan. It reduced trehalose, triglycerides (TG), and oxidative stress; concurrently, it restored intestinal Lactobacillus and activated the phosphotransferase system (PTS), thereby improving metabolic homeostasis and redox status. Transient developmental obesity is associated with reduced gut Lactobacillus abundance, which may contribute to decreased GABA levels and subsequent disruption of glucose (GLU) metabolism, potentially involving the PTS pathway. These interconnected alterations may ultimately lead to systemic dysregulation of GLU and lipid metabolism and redox homeostasis in later life, compromising overall health and longevity. 10.1002/mnfr.70513 http://onlinelibrary.wiley.com/termsAndConditions#vor
doi_str_mv 10.1002/mnfr.70513
format Artículo Open Access
id wiley_oa_10_1002_mnfr_70513
institution Wiley Open Access
license_str_mv http://onlinelibrary.wiley.com/termsAndConditions#vor
publishDate 2026
publisher Wiley
record_format wiley_oa
spellingShingle Early‐Life Obesity Leaves a Metabolic Memory That Accelerates Aging‐Related Decline Through the Gut Microbiota–GABA Axis
Yuanjie Dong
Dan Hu
Rui Yang
Tonghe Xin
Yue Guan
Xuan Zhu
Yibo Ding
Shali Cui
Ruohua Wang
Xinyue Wang
Yucun Niu
Xiangju Kong
Molecular Nutrition & Food Research
Early‐Life Obesity Leaves a Metabolic Memory That Accelerates Aging‐Related Decline Through the Gut Microbiota–GABA Axis Yuanjie Dong Dan Hu Rui Yang Tonghe Xin Yue Guan Xuan Zhu Yibo Ding Shali Cui Ruohua Wang Xinyue Wang Yucun Niu Xiangju Kong Molecular Nutrition & Food Research ABSTRACT Childhood obesity is a critical public health concern. Whether diet‐induced transient obesity during development negatively impacts later‐life health remains unclear, and mechanisms are poorly understood. This study investigates whether these effects persist into aging and employs integrated omics to explore underlying mechanisms. Using a high‐fat diet (HFD) to induce transient developmental obesity in post‐weaning rats and larval Drosophila , we examined the long‐term effects on aging metabolic health in both species. Transient developmental obesity in rats was linked to accelerated aging, weight loss, worsened metabolism, colonic inflammation, and oxidative stress. Metabolomics revealed persistent gamma aminobutyric acid (GABA) dysregulation associated with intestinal ammonia levels, and gut metagenomics showed a reduction in Lactobacillales , correlating with adverse health outcomes. In Drosophila , exogenous GABA extended HF‐diet lifespan. It reduced trehalose, triglycerides (TG), and oxidative stress; concurrently, it restored intestinal Lactobacillus and activated the phosphotransferase system (PTS), thereby improving metabolic homeostasis and redox status. Transient developmental obesity is associated with reduced gut Lactobacillus abundance, which may contribute to decreased GABA levels and subsequent disruption of glucose (GLU) metabolism, potentially involving the PTS pathway. These interconnected alterations may ultimately lead to systemic dysregulation of GLU and lipid metabolism and redox homeostasis in later life, compromising overall health and longevity. 10.1002/mnfr.70513 http://onlinelibrary.wiley.com/termsAndConditions#vor
title Early‐Life Obesity Leaves a Metabolic Memory That Accelerates Aging‐Related Decline Through the Gut Microbiota–GABA Axis
topic Molecular Nutrition & Food Research
url https://onlinelibrary.wiley.com/doi/10.1002/mnfr.70513