Fubrick tea attenuates high-fat diet induced fat deposition and metabolic disorder by regulating gut microbiota and caffeine metabolism

2020 ◽  
Vol 11 (8) ◽  
pp. 6971-6986 ◽  
Author(s):  
Nana Jing ◽  
Xiaoxia Liu ◽  
Mingliang Jin ◽  
Xingbin Yang ◽  
Xin Hu ◽  
...  

Fubrick tea aqueous extract (FTEs) improved lipid metabolism by regulating gut microbiota and caffeine metabolism in high-fat diet induced obese mice.

2021 ◽  
Author(s):  
Haizhao Song ◽  
Xinchun Shen ◽  
Yang Zhou ◽  
Xiaodong Zheng

Supplementation of black rice anthocyanins (BRAN) alleviated high fat diet-induced obesity, insulin resistance and hepatic steatosis by improvement of lipid metabolism and modification of the gut microbiota.


2021 ◽  
pp. 2001090
Author(s):  
Haizhao Song ◽  
Xinchun Shen ◽  
Fang Wang ◽  
Yu Li ◽  
Xiaodong Zheng

2021 ◽  
Author(s):  
Xue Jiang ◽  
Jie Hao ◽  
Zijian Liu ◽  
Xueting Ma ◽  
Yuxin Feng ◽  
...  

Obesity is characterized by massive fat deposition and is related to a series of metabolic complications, such as insulin resistance (IR) and steatohepatitis. Grifola frondosa (GF) is a basidiomycete fungus...


Nutrients ◽  
2021 ◽  
Vol 13 (6) ◽  
pp. 1740
Author(s):  
Yuning Pang ◽  
Xiang Xu ◽  
Xiaojun Xiang ◽  
Yongnan Li ◽  
Zengqi Zhao ◽  
...  

A high-fat diet often leads to excessive fat deposition and adversely affects the organism. However, the mechanism of liver fat deposition induced by high fat is still unclear. Therefore, this study aimed at acetyl-CoA carboxylase (ACC) to explore the mechanism of excessive liver deposition induced by high fat. In the present study, the ORF of ACC1 and ACC2 were cloned and characterized. Meanwhile, the mRNA and protein of ACC1 and ACC2 were increased in liver fed with a high-fat diet (HFD) or in hepatocytes incubated with oleic acid (OA). The phosphorylation of ACC was also decreased in hepatocytes incubated with OA. Moreover, AICAR dramatically improved the phosphorylation of ACC, and OA significantly inhibited the phosphorylation of the AMPK/ACC pathway. Further experiments showed that OA increased global O-GlcNAcylation and agonist of O-GlcNAcylation significantly inhibited the phosphorylation of AMPK and ACC. Importantly, the disorder of lipid metabolism caused by HFD or OA could be rescued by treating CP-640186, the dual inhibitor of ACC1 and ACC2. These observations suggested that high fat may activate O-GlcNAcylation and affect the AMPK/ACC pathway to regulate lipid synthesis, and also emphasized the importance of the role of ACC in lipid homeostasis.


2021 ◽  
Vol 278 ◽  
pp. 114300
Author(s):  
Chongyan Zhao ◽  
Qingsong Qu ◽  
Fang Yang ◽  
Zhixun Li ◽  
Pengshuo Yang ◽  
...  

2020 ◽  
Vol 8 (6) ◽  
pp. 860 ◽  
Author(s):  
Yinzhao Zhong ◽  
Bo Song ◽  
Changbing Zheng ◽  
Shiyu Zhang ◽  
Zhaoming Yan ◽  
...  

Here, we investigated the roles and mechanisms of flavonoids from mulberry leaves (FML) on lipid metabolism in high fat diet (HFD)-fed mice. ICR mice were fed either a control diet (Con) or HFD with or without FML (240 mg/kg/day) by oral gavage for six weeks. FML administration improved lipid accumulation, alleviated liver steatosis and the whitening of brown adipose tissue, and improved gut microbiota composition in HFD-fed mice. Microbiota transplantation from FML-treated mice alleviated HFD-induced lipid metabolic disorders. Moreover, FML administration restored the production of acetic acid in HFD-fed mice. Correlation analysis identified a significant correlation between the relative abundances of Bacteroidetes and the production of acetic acid, and between the production of acetic acid and the weight of selected adipose tissues. Overall, our results demonstrated that in HFD-fed mice, the lipid metabolism improvement induced by FML administration might be mediated by gut microbiota, especially Bacteroidetes-triggered acetic acid production.


2021 ◽  
Author(s):  
Ruiqiu Zhao ◽  
Yang Ji ◽  
Xin Chen ◽  
Qiuhui Hu ◽  
Liyan Zhao

Natural biological macromolecules with putative functions of gut microbiota regulation possesses the advantage in improving metabolic syndrome (MS). In this research, we aimed to determine the effects of Flammulina velutipes...


2018 ◽  
Vol 19 (12) ◽  
pp. 4023 ◽  
Author(s):  
Pengpeng Hua ◽  
Zhiying Yu ◽  
Yu Xiong ◽  
Bin Liu ◽  
Lina Zhao

Lipid metabolism disorder (LMD) is a public health issue. Spirulina platensis is a widely used natural weight-reducing agent and Spirulina platensis is a kind of protein source. In the present study, we aimed to evaluate the effect of Spirulina platensis protease hydrolyzate (SPPH) on the lipid metabolism and gut microbiota in high-fat diet (HFD)-fed rats. Our study showed that SPPH decreased the levels of triglyceride (TG), total cholesterol (TC), low-density-lipoprotein cholesterol (LDL-c), alanine transaminase (ALT), and aspartate transaminase (AST), but increased the level of high-density-lipoprotein cholesterol (HDL-c) in serum and liver. Moreover, SPPH had a hypolipidemic effect as indicated by the down-regulation of sterol regulatory element-binding transcription factor-1c (SREBP-1c), acetyl CoA carboxylase (ACC), SREBP-1c, and peroxisome proliferator-activated receptor-γ (PPARγ) and the up-regulation of adenosine 5’-monophosphate (AMP)-activated protein kinase (AMPK) and peroxisome proliferator-activated receptorα (PPARα) at the mRNA level in liver. SPPH treatment enriched the abundance of beneficial bacteria. In conclusion, our study showed that SPPH might be produce glucose metabolic benefits in rats with diet-induced LMD. The mechanisms underlying the beneficial effects of SPPH on the metabolism remain to be further investigated. Collectively, the above-mentioned findings illustrate that Spirulina platensis peptides have the potential to ameliorate lipid metabolic disorders, and our data provides evidence that SPPH might be used as an adjuvant therapy and functional food in obese and diabetic individuals.


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