Muhammad Bilal Azmi, Shamim A Qureshi, Shakil Ahmed, Saleha Sultana, Auwais Ahmed Khan, Hina Akram Mudassir.
Antioxidant and haematinic effects of methanolic and aqueous methanolic roots extracts of Rauwolfia serpentina Benth in type 2 diabetic mice..
Pak J Pharm Sci Jan ;34(2):529-35.

Present investigation was carried out to evaluate the antioxidant and haematinic effects of methanolic (MREt) and aqueous methanolic (AqMREt) root extracts of R. serpentina in mice model of type 2 diabetes (T2D). Experimental mice were divided into nine groups (six per group) as: fructose-induced (T2D) diabetic group (distilled water 1ml/kg), negative control (0.05% DMSO 1ml/kg), positive control (pioglitazone 15mg/kg) and six test groups (MREt 10, 30 & 60mg/kg & AqMREt 50, 100 & 150mg/kg). Whereas tenth group was served as normal control (1ml/kg distilled water). All test doses of MREt & AqMREt significantly (p<0.05) decreases the percent inhibition of catalase (CAT) and superoxide dismutase (SOD) when compared with diabetic controls. Treatment with both extracts also improved the total hemoglobin (Hb), red blood cell (RBC), white blood cell (WBC) counts, packed cell volume (PCV), mean corpuscular volume (MCV), mean corpuscular hemoglobin (MCH) and mean corpuscular hemoglobin concentration (MCHC) in test groups. Fourier transform infrared (FTIR) spectral analysis revealed the presence of phenols moiety in both extracts. Findings suggested that AqMREt possesses more antioxidant and haematinic potential while the MREt of R. serpentina moderately possesses the same activities, which might be due to the high content of phenols present in AqMREt.

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