scholarly journals Anti-hyperglycaemic and lipid lowering potential of Adenanthera pavonina Linn. in streptozotocin induced diabetic rats

2012 ◽  
Vol 12 (3) ◽  
pp. 197-203 ◽  
Author(s):  
Ramdas B. Pandhare ◽  
B. Sangameswaran ◽  
Popat B. Mohite ◽  
Shantaram G. Khanage
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.


2019 ◽  
Vol 19 (2) ◽  
pp. 189-198 ◽  
Author(s):  
Mohammed Ajebli ◽  
Fadwa El Ouady ◽  
Mohamed Eddouks

Background and Objective: Warionia saharae Benth & Coss, a plant belonging to Asteraceae family, is used for its anti-diabetic properties in Morocco. The objective of this study was to evaluate the effect of tannins extracted from Warionia saharae (W. saharae) on blood glucose levels and lipid profile in normal and streptozotocin(STZ)-induced diabetic rats. Methods: Tannins (TE) were extracted from W. saharae using Soxhlet apparatus and different organic solvents. Single and once daily repeated oral administration of TE (10 mg/kg) for 15 days were used to evaluate the glucose and lipid-lowering activity in normal and diabetic rats. Furthermore, glucose test tolerance, liver histopathological examination and in vitro antioxidant activity of TE were carried out in this study. Results: The results showed that TE was able to exert antihyperglycemic and lowering total cholesterol effects as well as improvement of the high-density lipoprotein (HDL)-cholesterol serum level after 15 days of treatment. Furthermore, TE improved glucose tolerance, histopathological status of liver in diabetic rats and demonstrated interesting antioxidant activity. Conclusion: In conclusion, the present investigation revealed that TE possesses potent antidiabetic and antihyperlipidemic activities as claimed in different ethnopharmacological practices.


2014 ◽  
Vol 92 (4) ◽  
pp. 338-349 ◽  
Author(s):  
Kiranj K. Chaudagar ◽  
Anita A. Mehta

Atorvastatin, a lipid lowering agent, possesses various pleiotropic vasculoprotective effects, but its role in coronary angiogenesis is still controversial. Our objective was to study the effects of atorvastatin on the angiogenic responsiveness of coronary endothelial cells (cEC) from normal and diabetic rats. Male Wistar rats were distributed among 9 groups; (i) normal rats, (ii) 30 day diabetic rats, (iii) 60 day diabetic rats, (iv) normal rats administered a low dose of atorvastatin (1 mg/kg body mass, per oral (p.o.), for 15 days); (v) 30 day diabetic rats administered a low dose of atorvastatin; (vi) 60 day diabetic rats administered a low dose of atorvastatin; (vii) normal rats administered a high dose of atorvastatin (5 mg/kg, p.o., for 15 days); (viii) 30 day diabetic rats administered a high dose of atorvastatin; (ix) 60 day diabetic rats administered a high dose of atorvastatin. Each group was further divided into 2 subgroups, (i) sham ischemia–reperfusion and (ii) rats hearts that underwent ischemia–reperfusion. Angiogenic responsiveness the and nitric oxide (NO) releasing properties of the subgroups of cECs were studied using a chorioallantoic membrane assay and the Griess method, respectively. Atorvastatin treatment significantly increased VEGF-induced angiogenic responsiveness and the NO-releasing properties of cECs from all of the subgroups, compared with their respective non-treated subgroups except for the late-phase diabetic rat hearts that underwent ischemia–reperfusion, and the high dose of atorvastatin treatment groups. These effects of atorvastatin were significantly inhibited by pretreatment of cECs with l-NAME, wortmannin, and chelerythrine. Thus, treatment with a low dose of atorvastatin improves the angiogenic responsiveness of the cECs from normal and diabetic rats, in the presence of VEGF, via activation of eNOS–NO release.


2002 ◽  
Vol 3 (3) ◽  
pp. 159-162 ◽  
Author(s):  
Uma Bhandari ◽  
Raman Kanojia ◽  
K. K. Pillai

Diabetes mellitus has been treated orally with herbal remedies based on folk medicine since ancient times.Embelia ribes burm(Myrsinaceae), known commonly as vidanga, was used in Ayurveda for its anthelmintic activity. Ayurveda describes vidanga as pungent, causes increase in digestive fire, and cures flatulence and colic. A single study reported the antihyperglycemic activity of decoction ofE. ribesin glucose-induced hyperglycemic albino rabbits. In the present study, the lipid-lowering and antioxidant potential of ethanolic extract ofE. ribes burmwas investigated in streptozotocin (40 mg/kg, IV, single injection)-induced diabetes in rats. Twenty days of orally feeding the extract (200 mg/kg) to diabetic rats resulted in significant (P< 0.01) decrease in blood glucose, serum total cholesterol, and triglycerides, and increase in HDLcholesterol levels when compared to pathogenic diabetic rats. Further, the extract also lowered the liver and pancreas thiobarbituric acid–reactive substances (TBARSs) values (P< 0.01) when compared to TBARS values of liver and pancreas of pathogenic diabetic rats. The results of test drug were comparable to gliclazide (25 mg/kg, orally), a standard antihyperglycemic agent. This is the first pilot study to provide biochemical evidence of potential ofE. ribesin diabetic dyslipidemia.


Author(s):  
Mohammed Ajebli ◽  
Mohamed Eddouks

Background and Objective: Warionia saharae Benth and Coss, is a medicinal plant used for its anti-diabetic properties in Morocco. This study was designed to examine the effect of the Flavonoid- Enriched Extract (FEE) obtained from Warionia saharae (W. saharae) on glucose and lipid metabolism in normal and streptozotocin (STZ)-induced diabetic rats. Methods: Acute (6 h) and sub-chronic (15 days) oral administration of FEE (10 mg/kg) was used to assess the glucose and lipid-lowering activity in normal and diabetic rats. Furthermore, glucose test tolerance, liver histopathological examination and in vitro antioxidant activity of FEE were carried out in this study. Results: Results indicated that FEE was able to exert antihyperglycemic activity. Additionally, FEE improved histopathological status of liver and pancreas in diabetic rats and possessed antioxidant activity. Conclusion: In conclusion, the present investigation revealed that FEE had potent antidiabetic effect in diabetic rats.


2019 ◽  
Vol 33 (5) ◽  
pp. e22295 ◽  
Author(s):  
Göknur Aktay ◽  
Şule Öner Gürsoy ◽  
Umut Uyumlu ◽  
Songül Ünüvar ◽  
Nevin İlhan

2014 ◽  
Vol 05 (09) ◽  
pp. 801-811 ◽  
Author(s):  
Thamolwan Suanarunsawat ◽  
Watcharaporn Devakul Na Ayutthaya ◽  
Suwan Thirawarapan ◽  
Somlak Poungshompoo

2012 ◽  
Vol 17 (3) ◽  
pp. 180-190 ◽  
Author(s):  
Venkataraman Balaji ◽  
Augustine Anne Williams ◽  
Sampath Sathish ◽  
Chinnaiyan Mayilvanan ◽  
Akilavalli Narasimhan ◽  
...  

According to the principles of Siddha system of medicine, the following polyherbal preparation consisting of 5 plant parts in equal ratio namely, Asparagus racemosus, Emblica officinalis, Salacia oblonga, Syzygium aromaticum, and Tinospora cordifolia was formulated to treat experimental type 2 diabetic rats. So, using plants having aphrodisiac property in the formulation is a rational approach and first of its kind, as there have been no reports so far. Phenolics and other bioactive compounds present in polyherbal preparation may be responsible for lipid-lowering effects and strong antioxidant activity. Polyherbal preparation treatment reverted the activities of glycolytic and gluconeogenic enzymes that are disturbed in diabetic rats. It is concluded that polyherbal preparation treatment improves deranged lipid profile, antioxidant status, glycogen content, and decreases lipid peroxidation, which provides stability to membrane integrity and thus favors insulin receptor to achieve better glucose tolerance through a holistic approach.


Author(s):  
Anjan Adhikari ◽  
Moumita Ray ◽  
Tapas K. Sur ◽  
Sharmistha Biswas ◽  
Anup K. Das

Background: Mangrove flora possess compounds with potential medicinal values with unique bioactive components. Traditionally Rhizophora mucronata, a mangrove has been used extensively for the treatment of diabetes. Studies revealed that, the leaves of Rhizophora (Bhora) had promising anti-diabetic action in rat model.Methods: A comparative analysis of the anti-diabetic action of fresh juice and ethanolic extract of Rhizophora mucronata leaves was carried out in Streptozotocin induced diabetic model and the different biochemical parameters were evaluated.Results: Present research explored a comparative analysis of the anti-diabetic action of fresh juice and ethanolic extract of leaves of Rhizophora mucronata Lam. in Streptozotocin induced diabetic model. The ethanolic extract showed more potent effect in lowering the elevated blood sugar in the diabetic rats, 200mg/kg was the most effective dose for both the extracts. The ethanol extract was more beneficial having potent lipid lowering action along with anti-hyperglycemic property.Conclusions: This supports the scientific validation for using Rhizophora mucronata leaves in the treatment of diabetes as traditional folk medicine. Identification of the bioactive molecule is under process.


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