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Ginger and turmeric lipid-solubles attenuate heated oil-induced hepatic inflammation via the downregulation of NF-kB in rats.

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Relation http://ir.cftri.com/14753/
https://doi.org/10.1016/j.lfs.2020.118856
 
Title Ginger and turmeric lipid-solubles attenuate heated oil-induced hepatic
inflammation via the downregulation of NF-kB in rats.
 
Creator Mehrdad, Zarei
Pooja, Acharya
Ramaprasad, T. R.
 
Subject 11 Lipid Biochemistry
30 Spices/Condiments
 
Description Purpose: Reusing deep-fried vegetable oils multiple times is a common practice to save costs, and their chronic
consumption may cause hepatic dysfunction. In this investigation, we assessed the modulatory effects of ginger
and turmeric lipid-solubles that may migrate to oils during heating on the hepatic inflammatory response in rats.
Methods: Male Wistar rats were fed with; 1) control {native canola (N-CNO) or native sunflower (N-SFO)} oil, 2)
heated (heated canola {(H-CNO) or heated sunflower (H-SFO)} oil, and 3) heated oil with ginger or turmeric
{heated canola with ginger (H-CNO + GI) or heated canola oil with turmeric (H-CNO + TU), heated sunflower oil
with ginger (H-SFO + GI) or heated sunflower oil with turmeric (H-SFO + TU)} for 120 days. Hepatic inflammatory response comprising eicosanoids, cytokines, and NF-kB were assessed.
Results: Compared to respective controls, feeding heated oils significantly (p < 0.05); 1) increased eicosanoids
(PGE2, LTB4, and LTC4) and cytokines (TNF-α, MCP-1, IL-1β, and IL-6), 2) increased nuclear translocation of NFkB in the liver, and 3) increased the hepatic expression of 5-LOX, COX-2, BLT-1, and EP-4. However, feeding oils
heated with ginger or turmeric positively countered the changes induced by consumption of heated oils.
Conclusions: Consumption of repeatedly heated oil may cause hepatic dysfunction by inducing inflammatory
stress through NF-kB upregulation. Lipid-solubles from ginger and turmeric that may migrate to oil during
heating prevent the hepatic inflammatory response triggered by heated oils in rats.
 
Date 2021
 
Type Article
PeerReviewed
 
Format pdf
 
Language en
 
Identifier http://ir.cftri.com/14753/1/Life%20Sciences%20265%20%282021%29%20118856.pdf
Mehrdad, Zarei and Pooja, Acharya and Ramaprasad, T. R. (2021) Ginger and turmeric lipid-solubles attenuate heated oil-induced hepatic inflammation via the downregulation of NF-kB in rats. Life Sciences, 265. p. 118856. ISSN 0024-3205