scholarly journals Hypoglycemic potential of Trixis angustifolia aqueous extract in alloxan-induced diabetic mice

2019 ◽  
Vol 14 (2) ◽  
pp. 74-79 ◽  
Author(s):  
Anuar Salazar-Gómez ◽  
María Elena Vargas-Díaz ◽  
Leticia Garduño-Siciliano

The aim of the present study was to evaluate the hypoglycemic potential of Trixis angustifolia in alloxan-induced diabetic mice. An intragastric adminis-tration of the aqueous extract (50, 100 and 200 mg/kg) prepared from the aerial parts of T. angustifolia was evaluated. The treatment with the extract at 100 mg/kg produced a significant lowered (30.5%) of the blood glucose levels in diabetic mice after 15 days of daily oral administration. In addition, the extract induced a significant decrease in serum total cholesterol, low density lipoprotein whereas increased the high-density lipoprotein level. Additionally, the presence of alkaloids, cumarins, saponins, flavonoids and reducing sugars were identified in the extract. These findings provide a basis explain-ing the traditional folk medicine use of this plant as a hypoglycemic agent by the Mexican people.

2013 ◽  
Vol 12 (5) ◽  
pp. 29-33
Author(s):  
S. A. Matveeva

Aim.To study the associations between blood lipid profile and blood glucose levels in men with coronary heart disease (CHD), stable effort angina (SEA), metabolic syndrome (MS), and Type 2 diabetes mellitus (DM-2).Material and methods.The study included 82 men (mean age 50,5±0,9 years) with CHD, Functional Class I–III SEA, MS, and DM-2. The following lipid profile parameters were assessed: total cholesterol (TCH), triglycerides (TG), low-density lipoprotein cholesterol (LDL–CH), very low-density lipoprotein cholesterol (VLDL–CH), high-density lipoprotein cholesterol (HDL–CH), atherogenic index (AI), and triglyceride index (TGI), together with fasting blood glucose.Results.There were positive (direct) associations between higher levels (>90th percentile) of lipid profile parameters (TCH, TG, LDL–CH, VLDL– CH, HDL–CH, AI, TGI) and blood glucose, as well as between lower levels (≤10th percentile) of lipid profile parameters (TCH, TG, LDL–CH, VLDL– CH, AI, TGI) and blood glucose. At the same time, there were negative (inverse) associations between lower lipid levels (≤10th percentile of TCH, TG, LDL–CH, VLDL–CH, HDL–CH, AI, TGI) and higher glucose levels (>90th percentile), as well as between higher lipid levels (>90th percentile of TCH, TG, LDL–CH, VLDL–CH, HDL–CH, AI, TGI) and lower glucose levels (≤10th percentile).Conclusion.Dyslipidemia and hyperglycemia demonstrate synergetic proatherogenic effects in patients with CHD, SEA, MS, and DM-2, as suggested by significant heterogeneous (direct and inverse) associations between lipid profile parameters and fasting blood glucose. The results obtained provide an opportunity for the assessment of risk levels, prognosis, and need for pharmacological prevention and treatment in patients with combined cardiovascular pathology. 


Nutrients ◽  
2019 ◽  
Vol 11 (3) ◽  
pp. 629 ◽  
Author(s):  
Ling-Shan Tse ◽  
Po-Lin Liao ◽  
Chi-Hao Tsai ◽  
Ching-Hao Li ◽  
Jiunn-Wang Liao ◽  
...  

Hedychium coronarium has a long history of use worldwide as a food and in folk medicine. In this study, we aimed to investigate the effect of an aqueous extract of H. coronarium leaves (HC) on type 2 diabetes mellitus (T2DM). Two types of animal models were used in this study: Streptozotocin (STZ)-induced T2DM (Wistar rats; N = 8) and C57BKSdb/db mice (N = 5). After treatment with HC for 28 days, glucose tolerance improved in both of the diabetic animal models. As significant effects were shown after 14 days of treatment in the STZ-induced T2DM model, we carried out the experiments with it. After 28 days of treatment with HC, the levels of cholesterol, triglyceride, high-density lipoprotein, and low-density lipoprotein were significantly improved in the STZ-induced T2DM model. The lesions degree of islet β-cells was decreased after the HC treatment. Although the insulin level increased moderately, the aldosterone level was significantly decreased in the HC-treated groups, suggesting that aldosterone might play an important role in this effect. In summary, HC is a natural product and it is worth exploring its effect on T2DM.


2014 ◽  
Vol 1051 ◽  
pp. 419-422
Author(s):  
Ming San Miao ◽  
Lin Guo ◽  
Shuo Tian ◽  
Tan Wang

Objective: To investigate the effects of curcumin on blood lipid and blood glucose levels and its mechanism in diabetic rat model. Method: After streptozotocin (STZ) induced diabetic rat model, large, medium and small doses of curcumin group were partly given curcumin solution 400,200,100mg·kg-1, administered once a day, continuously 30 days. In 30 th day, determine blood glucose (BG) value, after the last injection , determine the serum total cholesterol (TC), triglyceride (TG), high density lipoprotein cholesterol (HDL-C) and low density lipoprotein cholesterol (LDL-C) levels. Results: Compared with the model group rats, each dose of curcumin group rats’ BG, TC, TG and LDL-C levels were significantly decreased, HDL-C levels was increased significantly. Conclusion: Curcumin has a certain impact on blood lipids and blood glucose in diabetic rat model.


Nutrients ◽  
2018 ◽  
Vol 10 (8) ◽  
pp. 1009 ◽  
Author(s):  
Nur Ramli ◽  
Kok-Yong Chin ◽  
Khairul Zarkasi ◽  
Fairus Ahmad

Metabolic syndrome (MetS) is a cluster of diseases comprising of obesity, diabetes mellitus, dyslipidemia, and hypertension. There are numerous pre-clinical as well as human studies reporting the protective effects of honey against MetS. Honey is a nutritional food low in glycemic index. Honey intake reduces blood sugar levels and prevents excessive weight gain. It also improves lipid metabolism by reducing total cholesterol (TC), triglyceride (TG), low-density lipoprotein (LDL) and increasing high-density lipoprotein (HDL), which leads to decreased risk of atherogenesis. In addition, honey enhances insulin sensitivity that further stabilizes blood glucose levels and protects the pancreas from overstimulation brought on by insulin resistance. Furthermore, antioxidative properties of honey help in reducing oxidative stress, which is one of the central mechanisms in MetS. Lastly, honey protects the vasculature from endothelial dysfunction and remodelling. Therefore, there is a strong potential for honey supplementation to be integrated into the management of MetS, both as preventive as well as adjunct therapeutic agents.


2017 ◽  
Vol 63 (6) ◽  
pp. 546-552 ◽  
Author(s):  
N.F. Myasoedov ◽  
L.A. Lyapina ◽  
L.A. Andreeva ◽  
T.Yu. Obergan ◽  
M.E. Grigoryeva ◽  
...  

One of the most urgent and important tasks of modern biological and medical research is the search and research of pharmacological agents that combine lipid-lowering and antithrombotic effects in the organism. The unique effects of the regulatory peptides of the oxoproline series (5-oхo-Pro-His-Pro-NH2, 5-oxo-Pro-Trp-Pro and 5-oxo-Pro-Arg-Pro or 5-oхo-Pro-His-Pro-NH2, Pyr-Trp-Pro and Pyr-Arg-Pro) have been found in rats with hypercholesterolemia (metabolic syndrome). Multiple intranasal of these peptides to animals with developed hypercholesterolemia increased anticoagulant, fibrinolytic and antiplatelet potential of the blood and simultaneously lowered increased concentrations of total cholesterol, low-density lipoprotein cholesterol and triglycerides. In addition, they contributed to the normalization of blood glucose levels. A week after the last admistration of these peptides, the hypocholesterolemic, normoglycemic and anticoagulant effects persisted. The relationship between the structure of peptides of the oxoproline series and their functional properties is discussed. A conclusion is made about the prospects of further studies of oxoproline peptides as drugs that combine antithrombotic effects with the improvement of fat metabolism in the body.


2018 ◽  
Vol 16 (2) ◽  
pp. 311-318
Author(s):  
Dai Thi Xuan Trang ◽  
Vo Chi Linh ◽  
Nguyen Thi Ai Lan

The aim of this study was to investigate antihyperglycemic, antihyperlipidemic and antioxidant activities of the extract of Coccinia grandis leaves (CGL) by methanol in alloxan induced diabetic mice. Hyperglycemic was induced in mice by administration of alloxan monohydrate (135 mg/kg, ip.). CGL was orally given to the normal mice (100 and 1000 mg/kg body weight) to determine the toxicity of CGL. Hyperglycemic mice were treated with the extract of CGL (100 mg/kg body weight/ twice a day). Glucophage, diabetic commercially available drug, was used as a possitive control with dose of 108 mg/kg body weight/twice a day. Mice were administered with both glucophage and CGL extract orally during 21 days. On the 21st day of the experiment, mice blood, liver and brain samples were collected to test biochemical parameters and antioxidant levels. CGL did not show toxicity and death up to dose 1000 mg/kg in mice. Administration of CGL 100 mg/kg significantly (p<0.05) reduced blood glucose levels in alloxan induced hyperglycemic mice. Besides, several serum lipid values including total cholecterol (TC), triglyceride (TG), low density lipoprotein cholesterol (LDL-C) reduced while high density lipoprotein cholesterol (HDL-C) increased. Malondialdehyde (MDA) in a group of untreated hyperglycemic mice was statistically higher than that of nomal mice. The MDA levels of livers and brains in the CGL treated hyperglycemic mice were lower than that of hyperglycemic control. The effects of hypoglycemic, antihyperlipidemic and antioxidant of CGL were higher than that of glucophage. The total polyphenols and flavonoids contents of the leaf extract were 607,41 + 14,44 mg gallic acid or quercetin equivalents/g and 111,72 + 1,94 mg equivalents/g, respectively. In conclusion, the antihyperglycemic, antihyperlipidemic and antioxidant effects of the CGL suggest a potential therapeutictreatment for hyperglycemic conditions.


2017 ◽  
Vol 5 (3) ◽  
pp. 308-319 ◽  
Author(s):  
Mutiara Nugraheni ◽  
Siti Hamidah ◽  
Rizqie Auliana

This study aims to determine the consumption effect of Coleus tuberosus flour and crackers rich in resistant starch type 3 to glucose and lipids profiles in diabetic mice. The study was conducted with four treatments (normal mice with AIN 93 diet, diabetic mice with AIN 93 diet, diabetic mice with Coleus tuberosus flour diet, diabetic mice with coleus tuberosus crackers rich in resistant starch type 3). The analysis of blood glucose levels and lipids profile were determined using an enzymatic colorimetric method with a commercial kit. The results showed that the consumption of Coleus tuberosus flour and crackers rich in resistant starch type 3 can improve glucose and lipids profile (total cholesterol, triglycerides, low-density lipoprotein, high-density lipoprotein) in alloxan-induced diabetic mice. The atherogenic index was smaller on the diet treatment of Coleus tuberosus flour rich in resistant starch type 3 and Coleus tuberosus crackers rich in resistant starch type 3 compared to the AIN 93 feed.This study shows that the raw material (Coleus tuberosus flour rich in resistant starch type 3) and Coleus tuberosus crackers that are rich in resistant starch type 3 can potentially be consumed as a functional food to improve glucose and lipid profiles in diabetes mellitus condition.


2013 ◽  
Vol 7 (2) ◽  
pp. 63-69
Author(s):  
Sally Badawi ◽  
Saleh Ahmed ◽  
Nabeel Al -Ani

This study was designed to test the lipid-lowering and antidiabetic activities of olive leaf and its callus extract. Diabetes in mice was induced by intraperitoneal injections of alloxan. The serum glucose and serum lipid were examined. Diabetic mice showed hypeglycemia, hypelipidemia. The administration, for 2 weeks of olive leaf and its callus extracts significantly decreased the Total cholesterol (TC). Triglycerides (TG). Low density lipoprotein (LDL), very low density lipoprotein (VLDL). Both types of olive extracts had significant hypoglycemic effects on blood glucose levels in diabetic mice. This hypoglycemic effect was as potent as the hypoglycemic effect of insulin. However, the callus extract was more potent than the leaves extracts and most potent than insulin in causing a significant decrease in LDL, VLDL, TC, TG and in antidiabetic effects.


2018 ◽  
Vol 30 (2) ◽  
pp. 239-244
Author(s):  
Godwin C. Akuodor ◽  
Linus K. Eban ◽  
Gloria Ahunna Ajoku ◽  
Ndubuisi N. Nwobodo ◽  
Joseph L. Akpan ◽  
...  

Abstract Background Salacial lehmbachii stem bark is used traditionally for the treatment of diabetes mellitus and its associated complications. Treatment of diabetes is necessary to reduce these complications. Methods In this study, the antidiabetic and antihyperlipidemic potential of S. lehmbachii ethanol stem bark extract was evaluated in alloxan-induced diabetic rats at a dose of 100 mg/kg, 200 mg/kg, and 400 mg/kg p.o. daily for 21 days. Blood glucose levels, serum total cholesterol (TC), triglycerides (TG), high density lipoprotein (HDL), low density lipoprotein (LDL), and very low density lipoprotein (VLDL) were assessed in the animals. Results Treatment of alloxan-induced diabetic rats with S. lehmbachii stem bark extract showed significant (p<0.01) reduction in blood glucose levels when compared with diabetic control. The elevated levels of serum cholesterol, triglycerides, LDL, and VLDL were significantly (p<0.01) reduced by S. lehmbachii stem bark extract, while the level of HDL significantly (p<0.01) increased. Conclusions The results obtained suggest that S. lehmbachii stem bark extract has the potential to treat diabetes condition and hyperlipidemic disorders.


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