Nagarjun S, Dhadde Shivsharan B, Veerapur Veeresh P, Thippeswamy B S, Chandakavathe Baburao N
Sree Siddaganga College of Pharmacy, Tumkur, 572 102, Karnataka, India.
D.S.T.S. Mandal's College of Pharmacy, Solapur, 413 004, Maharashtra, India.
Biomed Pharmacother. 2017 May;89:1061-1066. doi: 10.1016/j.biopha.2017.02.042. Epub 2017 Mar 11.
Present study was designed to evaluate the effect of chromium-d-phenylalanine complex (Cr (d-phe)) on indomethacin-induced inflammatory bowel disease (IBD) in rats. Adult Wistar rats were pretreated with vehicle/Cr (d-phe) (30, 60 and 90μg/kg, p.o.) for 11days. On day 8 and 9, after one h of the above mentioned treatment, indomethacin (7.5mg/kg/day,s.c.) was administered to induce IBD. On day 12, blood samples were collected from animals for lactate dehydrogenase (LDH) estimation and ileum was isolated for macroscopic scoring, biochemical estimation (lipid peroxidation, reduced glutathione and myeloperoxidase activity) and histopathological study. Administration of indomethacin significantly altered the serum LDH, macroscopic and microscopic appearance and biochemical parameters in ileum tissue. Cr (d-phe), at all the tested doses, caused a significant reversal of changes induced by indomethacin. Present study demonstrates the protective effect of Cr (d-phe) against indomethacin-induced IBD in rats. The observed protective effect might be attributed to the antioxidant and anti-inflammatory properties of Cr (d-phe).
本研究旨在评估铬 - d - 苯丙氨酸复合物(Cr (d - phe))对吲哚美辛诱导的大鼠炎症性肠病(IBD)的影响。成年Wistar大鼠用赋形剂/Cr (d - phe)(30、60和90μg/kg,口服)预处理11天。在第8天和第9天,在上述治疗1小时后,给予吲哚美辛(7.5mg/kg/天,皮下注射)以诱导IBD。在第12天,采集动物血液样本进行乳酸脱氢酶(LDH)测定,并分离回肠进行宏观评分、生化测定(脂质过氧化、还原型谷胱甘肽和髓过氧化物酶活性)以及组织病理学研究。给予吲哚美辛显著改变了血清LDH、回肠组织的宏观和微观外观以及生化参数。在所有测试剂量下,Cr (d - phe)均能显著逆转吲哚美辛诱导的变化。本研究证明了Cr (d - phe)对吲哚美辛诱导的大鼠IBD具有保护作用。观察到的保护作用可能归因于Cr (d - phe)的抗氧化和抗炎特性。
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