In vivo antidiabetic and antioxidant activities of chloroform fraction of Nelsonia canescens Leaf in Alloxan-induced Diabetic Rats

Autor: Augustine Innalegwu Daniel, Theresa Yebo Gara, Yunusa Olatunji Ibrahim, Fatima Mahmoud Muhammad, Fidausi Emoshioke Salisu, Rhoda Tsado, Aleemat Motunrayo Agboola
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Pharmacological Research - Modern Chinese Medicine, Vol 3, Iss , Pp 100106- (2022)
Druh dokumentu: article
ISSN: 2667-1425
DOI: 10.1016/j.prmcm.2022.100106
Popis: Background: Diabetes mellitus, a metabolic disorder is responsible for the death of millions of people across the globe. Poor efficacy, high cost and adverse side effects associated with available synthetic anti-diabetic drugs have necessitate the need to search for anti-diabetic drugs of natural origin. Therefore, in this study, in vitro anti-diabetic and antioxidant activities of chloroform fraction of Nelsonia canescens were evaluated. Methodology: Phytochemical composition, in vitro antioxidant and in vivo antidiabetic activity of the fraction were evaluated following standard protocols. Hyperglycemia was induced via intraperitoneal injection of 90 mg/kgbwt of alloxan monohydrate. Male Wister rats weighing between 120.20±15.25 g were randomly distributed into five groups consisting of five rats each and administered 50, 150 and 300 mg/kgbwt of the fraction, 5 mg/kgbwt of glibenclamide, and 2 mL/kgbwt of normal saline respectively. Results: The quantitative phytochemical screening revealed the presence of phytochemicals (mg/100 g) such as phenols (1624 ± 1.12), flavonoids (994.18 ± 1.26), tannins (75.71 ± 0.21), saponins (1038.40 ± 2.00) and alkaloids (88.59 ± 1.84). The fraction exhibited antioxidant activity in a concentration-dependent manner with percentage inhibition of 68.20% at 100 µg/mL against DPPH radicals compared with ascorbic acid (89.28%). At 300 mg/kgbwt the fraction reduced the blood glucose concentration of rats to 119.00±2.70 mg/dL compared with 70.50±5.50 for the glibenclamide treated group after 21st day. The fraction administration resulted in lowered levels of total cholesterol, LDL-cholesterol and triglycerides and increased level of HDL-cholesterol. There was a significant increase (p
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