Preventive Effect and Molecular Mechanism of <i>Lactobacillus rhamnosus</i> JL1 on Food-Borne Obesity in Mice

Probiotics can prevent obesity and related metabolic complications. In our study, the protective effect and molecular mechanism of <i>Lactobacillus rhamnosus</i> JL1 (separated from the feces of healthy infants) on high-fat diet mice were investigated. After 10 weeks of dietary intervent...

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Autores principales: Mo Yang, Jiapeng Zheng, Xinran Zong, Xinyan Yang, Yu Zhang, Chaoxin Man, Yujun Jiang
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:6dbb237ea5d24addb758bf1bddff64d72021-11-25T18:35:49ZPreventive Effect and Molecular Mechanism of <i>Lactobacillus rhamnosus</i> JL1 on Food-Borne Obesity in Mice10.3390/nu131139892072-6643https://doaj.org/article/6dbb237ea5d24addb758bf1bddff64d72021-11-01T00:00:00Zhttps://www.mdpi.com/2072-6643/13/11/3989https://doaj.org/toc/2072-6643Probiotics can prevent obesity and related metabolic complications. In our study, the protective effect and molecular mechanism of <i>Lactobacillus rhamnosus</i> JL1 (separated from the feces of healthy infants) on high-fat diet mice were investigated. After 10 weeks of dietary intervention with <i>L. rhamnosus</i> JL1 intervention, the body weight of the JL1 group (23.78 g) was significantly lower than that of the HFD group (26.59 g, <i>p</i> < 0.05) and the liver index was reduced. Serum biochemical analysis showed that the TC, TG and LDL-C contents of JL1 group mice were significantly decreased (<i>p</i> < 0.05). Histological images of the mice livers showed that the degree of lipid action and damage of hepatic cells were improved. <i>L. rhamnosus</i> JL1 activated the AMPK pathway, and reduced the gene expression of PPAR-γ, LXR-α and SREBP-1C. In addition, the protein expression of PPAR-γ and LXR-α were reduced. After dietary intervention with <i>L. rhamnosus</i> JL1, the concentration of acetic acid, propionic acid, and butyric acid were increased significantly, especially the concentration of butyric acid, which was 63.16% higher than that of the HFD group (<i>p</i> < 0.05). In conclusion, this study provided a theoretical reference for the development and application of probiotics derived from healthy infant feces in health products and functional foods.Mo YangJiapeng ZhengXinran ZongXinyan YangYu ZhangChaoxin ManYujun JiangMDPI AGarticle<i>Lactobacillus rhamnosus</i> JL1obesityprobioticssignaling pathwayNutrition. Foods and food supplyTX341-641ENNutrients, Vol 13, Iss 3989, p 3989 (2021)
institution DOAJ
collection DOAJ
language EN
topic <i>Lactobacillus rhamnosus</i> JL1
obesity
probiotics
signaling pathway
Nutrition. Foods and food supply
TX341-641
spellingShingle <i>Lactobacillus rhamnosus</i> JL1
obesity
probiotics
signaling pathway
Nutrition. Foods and food supply
TX341-641
Mo Yang
Jiapeng Zheng
Xinran Zong
Xinyan Yang
Yu Zhang
Chaoxin Man
Yujun Jiang
Preventive Effect and Molecular Mechanism of <i>Lactobacillus rhamnosus</i> JL1 on Food-Borne Obesity in Mice
description Probiotics can prevent obesity and related metabolic complications. In our study, the protective effect and molecular mechanism of <i>Lactobacillus rhamnosus</i> JL1 (separated from the feces of healthy infants) on high-fat diet mice were investigated. After 10 weeks of dietary intervention with <i>L. rhamnosus</i> JL1 intervention, the body weight of the JL1 group (23.78 g) was significantly lower than that of the HFD group (26.59 g, <i>p</i> < 0.05) and the liver index was reduced. Serum biochemical analysis showed that the TC, TG and LDL-C contents of JL1 group mice were significantly decreased (<i>p</i> < 0.05). Histological images of the mice livers showed that the degree of lipid action and damage of hepatic cells were improved. <i>L. rhamnosus</i> JL1 activated the AMPK pathway, and reduced the gene expression of PPAR-γ, LXR-α and SREBP-1C. In addition, the protein expression of PPAR-γ and LXR-α were reduced. After dietary intervention with <i>L. rhamnosus</i> JL1, the concentration of acetic acid, propionic acid, and butyric acid were increased significantly, especially the concentration of butyric acid, which was 63.16% higher than that of the HFD group (<i>p</i> < 0.05). In conclusion, this study provided a theoretical reference for the development and application of probiotics derived from healthy infant feces in health products and functional foods.
format article
author Mo Yang
Jiapeng Zheng
Xinran Zong
Xinyan Yang
Yu Zhang
Chaoxin Man
Yujun Jiang
author_facet Mo Yang
Jiapeng Zheng
Xinran Zong
Xinyan Yang
Yu Zhang
Chaoxin Man
Yujun Jiang
author_sort Mo Yang
title Preventive Effect and Molecular Mechanism of <i>Lactobacillus rhamnosus</i> JL1 on Food-Borne Obesity in Mice
title_short Preventive Effect and Molecular Mechanism of <i>Lactobacillus rhamnosus</i> JL1 on Food-Borne Obesity in Mice
title_full Preventive Effect and Molecular Mechanism of <i>Lactobacillus rhamnosus</i> JL1 on Food-Borne Obesity in Mice
title_fullStr Preventive Effect and Molecular Mechanism of <i>Lactobacillus rhamnosus</i> JL1 on Food-Borne Obesity in Mice
title_full_unstemmed Preventive Effect and Molecular Mechanism of <i>Lactobacillus rhamnosus</i> JL1 on Food-Borne Obesity in Mice
title_sort preventive effect and molecular mechanism of <i>lactobacillus rhamnosus</i> jl1 on food-borne obesity in mice
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/6dbb237ea5d24addb758bf1bddff64d7
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