scholarly journals Beneficial effects of Stevioside on AGEs, blood glucose, lipid profile and renal status in streptozotocin-induced diabetic rats

2019 ◽  
Vol 17 (3) ◽  
pp. 190-197
Author(s):  
Urmila Aswar ◽  
Vinayak Gogawale ◽  
Pankaj Miniyar ◽  
Yugendra Patil
2019 ◽  
Vol 19 (4) ◽  
pp. 503-510 ◽  
Author(s):  
Mohamed Eddouks ◽  
Farid Khallouki ◽  
Robert W. Owen ◽  
Morad Hebi ◽  
Remy Burcelin

Aims: Arganimide A (4,4-dihydroxy-3,3-imino-di-benzoic acid) is a compound belonging to a family of aminophenolics found in fruit of Argania spinosa. The purpose of this study was to investigate the glucose and lipid lowering activity of Arganimide A (ARG A). Methods: The effect of a single dose and daily oral administration of Arganimide A (ARG A) on blood glucose levels and plasma lipid profile was tested in normal and streptozotocin (STZ) diabetic rats at a dose of 2 mg/kg body weight. Results: Single oral administration of ARG A reduced blood glucose levels from 26.50±0.61 mmol/L to 14.27±0.73 mmol/L (p<0.0001) six hours after administration in STZ diabetic rats. Furthermore, blood glucose levels were decreased from 5.35±0.30 mmol/L to 3.57±0.17 mmol/L (p<0.0001) and from 26.50±0.61 mmol/L to 3.67±0.29 mmol/L (p<0.0001) in normal and STZ diabetic rats, respectively, after seven days of treatment. Moreover, no significant changes in body weight in normal and STZ rats were shown. According to the lipid profile, the plasma triglycerides levels were decreased significantly in diabetic rats after seven days of ARG treatment (p<0.05). Moreover, seven days of ARG A treatment decreased significantly the plasma cholesterol concentrations (p<0.001). Conclusion: ARG A possesses glucose and lipid-lowering activity in diabetic rats and this natural compound may be beneficial in the treatment of diabetes.


2013 ◽  
Vol 2013 ◽  
pp. 1-5 ◽  
Author(s):  
Aparajeya Panda ◽  
Somanatha Jena ◽  
Pramod Kumar Sahu ◽  
Sanghamitra Nayak ◽  
Payodhar Padhi

The study focuses on polyherbal antidiabetic formulations of different plants used in the treatment of diabetes mixed in different concentrations. In the present study eleven medicinal plants with proven antidiabetic and related beneficial effects were selected for the preparation of five mixtures. The efficacy of prepared mixtures has been tested on streptozotocin- (STZ-) induced diabetic rats and compared with a commercially available drug glibenclamide. The mixtures at the dose levels of 400 mg/kg b.w. produced a significant decrease in blood glucose level by 69.6%, 70.97%, 64.45%, 71.82%, and 64.44% after 21 days of treatment. The elevated level of SGPT, SGOT, and ALP in the diabetic controlled group reflected the significant alteration of liver function by STZ induction and was found to be equipotent to glibenclamide in restoration of the elevated enzyme levels to normal. The elevated lipid levels (triglyceride and total cholesterol) were restored to near normal by these mixtures for all the estimated parameters. The results of the mixtures on treated group were found to restore the glycemic level to the near normal level thereby indicating antihyperglycemic activity of the formulated mixtures.


Author(s):  
I. Iwanegbe ◽  
M. Suleiman ◽  
A. Jimah

Aims: To investigate the effect of food blends (plantain, soybean and ginger) on the blood glucose, lipid profile and haematological indices on streptozotocin induced diabetic rats. Methodology: A total of 35 rats of mean body weight 219.07 g separated into7 groups (5 per group) where induced by a single intraperitoneal (I.P) injection of streptozotocin (0.1 g dissolved in 5 ml of freshly prepared sodium citrate buffer 0.1 M, pH 4.5) at a dose of 40 mg/kg body weight after fasting for 12 hours and fed with flours/blends. The flours were produced from plant materials for different treatments/blends (blend A=100% unripe plantain, B=80% unripe plantain, 14% soybean, 6% ginger, C=70% unripe plantain, 26% soybean, 4% ginger, D= 60% unripe plantain, 38% soybean, 2% ginger, E= 50% unripe plantain, 50% soybean) and the phytochemicals and minerals content were determined. Blood glucose was determined at 5 days interval for 25 days. Diabetes was confirmed in rats with blood glucose concentrations >200 mg/dl. After 25 days rats were anaesthetized with chloroform vapour and blood samples collected by cardiac puncture for haematology and lipid profile determination. Results: The results showed that unripe plantain, soya beans and ginger in adequate proportion(C=70% unripe plantain, 26% soybean, 4% ginger or D= 60% unripe plantain, 38% soybean, 2% ginger) could help to reduce blood glucose, improve haematological parameters and lipid profile. Significant reduction was observed in the blood glucose level of rats fed blends C and D from 286 to 85 mg/dl and 307 to 90 mg/dl respectively at the end of experiment. These results also demonstrated that the inclusion of ginger at 6% causes rise in blood glucose level. Total cholesterol (TC) increased in all the blends. However, the lowest concentration of TC was observed in blends C and D. The highest packed cell volume (60%) and Haemoglobin (20 g/dl) level observed in rats fed blend C was significantly higher than the normal control fed conventional feeds. The increase in packed cell volume (PCV) (50%) and Hb (17 g/dl) in diabetic rats demonstrated that the formulated blend C was able to raise PCV and Hb above 50% and 17 g/dl (Normal control NC) respectively. Significant increase (P<0.05) in low density lipoprotein cholesterol (LDLc) was also observed in all the blends with blend C having the least (4.0 mg/dl) close to NC (2.0 mg/dl). Conclusion: From the results it is evident that blend C will manage and improve the health status of diabetic patients.


2018 ◽  
Vol 238 (1) ◽  
pp. 47-60 ◽  
Author(s):  
Sheng-Gao Tang ◽  
Xiao-Yu Liu ◽  
Ji-Ming Ye ◽  
Ting-Ting Hu ◽  
Ying-Ying Yang ◽  
...  

Diabetes-induced injury of myocardium, defined as diabetic cardiomyopathy (DCM), accounts for significant mortality and morbidity in diabetic population. Alleviation of DCM by a potent drug remains considerable interests in experimental and clinical researches because hypoglycemic drugs cannot effectively control this condition. Here, we explored the beneficial effects of isosteviol sodium (STVNa) on type 1 diabetes-induced DCM and the potential mechanisms involved. Male Wistar rats were induced to diabetes by injection of streptozotocin (STZ). One week later, diabetic rats were randomly grouped to receive STVNa (STZ/STVNa) or its vehicle (STZ). After 11 weeks of treatment or 11 weeks treatment following 4 weeks of removal of the treatment, the cardiac function and structure were evaluated and related mechanisms were investigated. In diabetic rats, oxidative stress, inflammation, blood glucose and plasma advanced glycation end products (AGEs) were significantly increased, whereas superoxide dismutase 2 (SOD-2) expression and activity were decreased. STVNa treatment inhibited cardiac hypertrophy, fibrosis and inflammation, showed similar ratio of heart to body weight and antioxidant capacities almost similar to the normal controls, which can be sustained at least 4 weeks. Moreover, STVNa inhibited diabetes-inducted stimulation of both extracellular signal-regulated kinase (ERK) and nuclear factor κB (NF-κB) signal pathways. However, blood glucose, plasma AGE and insulin levels were not altered by STVNa treatment. These results indicate that STVNa may be developed into a potent therapy for DCM. The mechanism underlying this therapeutic effect involves the suppression of oxidative stress and inflammation by inhibiting ERK and NF-κB without changing blood glucose or AGEs.


2013 ◽  
Vol 2 (5) ◽  
pp. 104 ◽  
Author(s):  
H. N. Shivaprasad ◽  
M. Bhanumathy ◽  
Ceyhun Tamer ◽  
G. Sushma ◽  
K. R. Raveendra ◽  
...  

<p>Individuals suffering from Type 2 diabetes develop prediabetes before progression of diabetes. In case of prediabetes people, the blood glucose levels are higher than normal but not sufficient to be diagnosed as diabetes. On the basis of existing reports on Sesame extract, SesaVita<sup>TM</sup> which is an herbal food supplement containing Sesame seeds (<em>Sesamum indicum</em> L.) extract may provide an option for management of prediabetes. The objective of this study was to determine the beneficial effects of SesaVita<sup>TM</sup> in prediabetes and mild to moderate hyperlipidemia subjects. This randomized, placebo-controlled, double-blind study comprised of 13 female and 07 male patients with prediabetes and mild to moderate hyperlipidemia, aged between 18 and 65 years. Twenty subjects were randomized to receive SesaVita<sup>TM</sup> (500 mg/day) or placebo along with therapeutic lifestyle changes for 6 weeks. The primary outcome was the measure of efficacy in terms of change in serum lipid profile and glycaemic levels on week 3 and 6. Secondary outcome measures include safety and tolerability evaluated by physical examination and clinical laboratory evaluations. Improvements in lipid profile and glycaemic levels were observed in SesaVita<sup>TM</sup> treated group when compared with placebo and baseline. A statistical significant reduction was observed in low density lipoprotein cholesterol (LDL-C), total cholesterol (TC), oral glucose tolerance test (OGTT) and fasting blood sugar (FBS) levels during week 3 and 6 when treated with SesaVita<sup>TM</sup> extract.<em> </em>No adverse events occurred and all safety parameters were within normal ranges during the study. This study revealed that the treatment with SesaVita<sup>TM</sup> was safe and well tolerated;<em> </em>may be beneficial in the management of prediabetes and mild-to-moderate hyperlipidemia.</p>


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