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Int J Mol Sci
2019 Sep 24;2019:. doi: 10.3390/ijms20194738.
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Holothuria Leucospilota Polysaccharides Ameliorate Hyperlipidemia in High-Fat Diet-Induced Rats via Short-Chain Fatty Acids Production and Lipid Metabolism Regulation.
Yuan Y
,
Liu Q
,
Zhao F
,
Cao J
,
Shen X
,
Li C
.
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Holothuria leucospilota polysaccharides (HLP) are expected to become potential resources for the treatment of hyperlipidemia because of their various bioactivities. In the study, the treatment of HLP on improving hyperlipidemia in rats was explored. Oral administration of HLP at 100 or 200 mg/kg body weight effectively alleviated serum lipid levels and liver histological abnormalities in high-fat-diet rats. HLP regulated abnormal mRNA, lipogenesis-related hormones and inflammatory cytokines (tumor necrosis factor-α, interleukin-6 and interleukin-12) levels. HLP improved the ability of gut microbiota to produce short-chain fatty acids (SCFAs). SCFAs have been found to ameliorate liver lesions. Therefore, HLP alleviated hyperlipidemia by improving the levels of SCFAs to regulate lipid metabolism. These results indicated that HLP could be used as beneficial polysaccharides to alleviate hyperlipidemia.
HHCL201804 the Project of Haikou Ocean and Fisheries Bureau, 2017051 the Key Project of Science and Technology of Haikou, KYQD1609 the Scientific Research Foundation of Hainan University
Figure 3. Effects of HLP on the gut microbiota. Principal component analysis (PCA) score plot for the gut microbiota (A). The bacterial community at the genus level in the guts of the rats (B) (n = 6).
Figure 4. Effects of HLP on short-chain fatty acids (SCFAs). The content of SCFAs in feces (A). PCA score plot for SCFAs (B) (n = 8).
Figure 7. Summary of the mechanism of HLP to prevent hyperlipidemia.
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