Abstract:
BACKGROUND AND AIMS:To explore hepatoprotective action of curcumin (CMN, a bioflavonoid) on oxaliplatin (Oxa)-triggered mitochondrial oxidative stress and respiratory chain complexes in liver of rats. Oxa is a ubiquitously utilized platinum-based chemotherapeutic agent commonly used for the treatment of colorectal cancer. Mitochondria have recently emerged as targets for anticancer drugs in several kinds of toxicity including hepatotoxicity that can lead to neoplastic disease. There is a dearth of evidence involving the role of mitochondria in mediating Oxa-evoked hepatotoxicity and its underlying mechanism is still debatable. METHODS:The study was performed in mitochondria isolated from liver of Wistar rats. Oxa (200 μg/mL) and CMN (5 μmol) were incubated under in vitro conditions. RESULTS:Oxa evoked a significant increase in the membrane lipid peroxidation (LPO) levels, protein carbonyl (PC) contents, decrease in reduced glutathione (GSH) and nonprotein thiol (NP-SH) levels. Oxa also caused a marked decline in the activities of enzymatic antioxidants and respiratory chain enzymes (I, II, III and V) in liver mitochondria. CMN pre-treatment significantly prevented the activities of enzymatic antioxidants and mitochondrial respiratory chain enzymes. CMN also restored the LPO and PC contents, GSH and NP-SH levels in liver mitochondria. CONCLUSION:CMN intake might be effective in regulation of Oxa-evoked mitotoxicity during chemotherapy. Moreover, it is included in the armamentarium for anticancer agent-induced oxidative stress.
journal_name
Arch Med Resjournal_title
Archives of medical researchauthors
Waseem M,Parvez S,Tabassum Hdoi
10.1016/j.arcmed.2017.01.010subject
Has Abstractpub_date
2017-01-01 00:00:00pages
55-63issue
1eissn
0188-4409issn
1873-5487pii
S0188-4409(17)30027-9journal_volume
48pub_type
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journal_title:Archives of medical research
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journal_title:Archives of medical research
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journal_title:Archives of medical research
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journal_title:Archives of medical research
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journal_title:Archives of medical research
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pub_type: 杂志文章,meta分析
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journal_title:Archives of medical research
pub_type: 杂志文章
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