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Updated: Jun 26, 2026
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Intracerebroventricular Delivery of Gut-Derived Microbial Metabolites in Freely Moving Mice
Published on: June 2, 2022
Nervonic Acid Prevents HFD-Induced Metabolic Dysfunction and Is Associated with Gut Microbiota Remodeling
Cheng-Yu Jiang1, Zong-Liang Huang1, Jia-Ling Liu2,3
1School of Medical Technology and Artificial Intelligence, Youjiang Medical University for Nationalities, Baise 533000, China.
Metabolites
|June 25, 2026
Summary
Nervonic acid (NA) administration improved metabolic health in mice fed a high-fat diet by altering gut microbiota composition. NA reduced body weight, cholesterol, and inflammation, suggesting a link between NA, gut bacteria, and metabolic improvements.
Area of Science:
- Metabolomics
- Microbiomics
- Nutritional Science
Background:
- Obesity is linked to gut microbiota dysbiosis.
- Nervonic acid (NA) is a bioactive fatty acid with known metabolic effects.
- Investigating NA's impact on gut microbiota and metabolism in obesity is crucial.
Purpose of the Study:
- To explore the associations between NA administration, gut microbiota changes, and metabolic phenotypes.
- To evaluate NA's effects on high-fat diet (HFD)-induced metabolic dysfunction in mice.
Main Methods:
- C57BL/6J mice were fed an HFD for 12 weeks.
- Mice received NA (20, 40, 60 mg/kg/d) via gavage.
- Metabolic parameters, histopathology, and fecal microbiota (16S rRNA sequencing) were assessed.
Main Results:
- NA administration attenuated HFD-induced weight gain, adipose mass, and improved lipid profiles (cholesterol, triglycerides, LDL).
- Hepatic steatosis and adipose inflammation were reduced by NA.
- NA counteracted HFD-induced gut dysbiosis, altering microbial diversity and community structure, enriching beneficial taxa like Blautia and suppressing detrimental ones like Mucispirillum.
Conclusions:
- NA administration induced bidirectional gut microbiota shifts, correlating with amelioration of HFD-induced metabolic dysfunction.
- Findings suggest a link between NA, gut microbiota modulation, and improved metabolic health.
- Further research is needed to establish causality between NA, gut microbiota, and metabolic improvements.
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