Irisin contributes to the hepatoprotective effect of vitamin D in a choline deficient diet induced nonalcoholic fatty liver disease rat model. | ||||
Bulletin of Egyptian Society for Physiological Sciences | ||||
Article 6, Volume 41, Issue 4, October 2021, Page 509-524 PDF (558.44 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/besps.2021.61041.1093 | ||||
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Authors | ||||
Hala Magdy Anwer ![]() ![]() | ||||
1Physiology Department, Faculty of Medicine, Benha University, Benha, Egypt | ||||
2Community Medicine Department, Faculty of Medicine, Benha University, Benha Egypt | ||||
Abstract | ||||
Non-alcoholic fatty liver disease (NAFLD) represents a growing cause of liver morbidity and mortality globally with no proven effective therapy yet. The aim of this research is to investigate the effect of vitamin D treatment on choline deficient (CD) diet-induced nonalcoholic fatty liver disease (NAFLD) like lesions in rats, with the possible involvement of irisin in this effect. Thirty-two rats were divided into 4 equal groups; control group, vitamin D group, CD diet group, CD diet+ vitamin D group. It was found that CD diet led to significant elevations in liver weight and index, serum liver enzymes, hepatic triglycerides (TG), malondialdehyde (MDA), inflammatory markers with significant decreases in serum 25-(OH) D3, irisin, hepatic antioxidants and peroxisome proliferator–activated receptor alpha (PPAR–α). Administration of vitamin D caused a significant improvement in all previous parameters, these results were supported by histopathological examination. It seems that vitamin D supplementation significantly reduced NAFLD induced by CD diet even in part due to irisin. | ||||
Keywords | ||||
vitamin D; choline-deficient diet; nonalcoholic fatty liver disease (NAFLD); irisin; peroxisome proliferator activated receptor–α (PPAR- α) | ||||
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