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| 1 | Sitagliptin,sitagliptin and metformin,or sitagliptin and amitriptyline attenuate streptozotocin-nicotinamide induced diabetic neuropathy in rats显示文摘Diabetic neuropathies are a family of nerve disorders caused by diabetes.Symptoms of the disease include nerve palsy,mononeuropathy,mononeuropathy multiplex,diabetic amyotrophy,painful polyneuropathy,autonomic neuropathy,and thoracoabdominal neuropathy.In this study,type 2 diabetes in rats was induced with nicotinamidestreptozotocin.Drug treatment was initiated on the d 15,with the combination regimen of metformin,pioglitazone and glimipiride or metformin and sitagliptin or sitagliptin,amitriptyline and sitagliptin and led to significantly improved glycemic control,increased grip strength and paw jumping response on d 21,28 and 35(P < 0.001).Significant increases in blood protein levels and decreases in urinary protein levels were observed in the animals treated with the different regimens on d 21,28 and 35(P < 0.001).Combined treatment of streptozotocin and nicotinamide caused marked degeneration of nerve cells,while administration of metformin and sitagliptin showed tissue regeneration and no body weight gain.In conclusion,treatment with sitagliptin and sitagliptin combined with metformin or amitriptyline results in no body weight gain,but causes an increase in grip strength and pain sensitivity,exhibits neural protection,and reverses the alteration of biochemical parameters in rats with streptozotocin-nicotinamide induced type 2 diabetes. | Ashish Kumar Sharma Akash Sharma Rita Kumari Kunal Kishore Divya Sharma Bharthu Parthsarthi Srinivasan Ashok Sharma Santosh Kumar Singh Samir Gaur Vijay Singh Jatav Prashant Sharma Varnika Srivastava Sneha Joshi Megha Joshi Prashant Kumar Dhakad Davender Singh Kanawat Akanksha Mishra Anil Sharma Dharmendra Singh Ravinder Pal Singh Himmat Singh Chawda Rambir Singh Sachin Kumar Raikwar Muneem Kumar Kurmi Pankaj Khatri Ashutosh Agarwal Arshee Munajjam | 2012 | The Journal of Biomedical Research2012，26，3： | 2 |
| 2 | Cardioprotective activity of alcoholic extract of Tinospora cordifolia (Willd.) Miers in calcium chloride-induced cardiac arrhythmia in rats显示文摘The present study investigated the antiarrhythmic activity of alcoholic extract of Tinospora cordifolia (T.cordifolia) in CaCl 2 induced arrhythmia.CaCl 2 (25 mg/kg) was administered by intravenous infusion (iv) to produce arrhythmia in rats.The animals were then treated with T.cordifolia extract (150,250,and 450 mg/kg) and verapamil (5 mg/kg,iv).Lead II electrocardiogram was monitored.Plasma calcium,sodium and potassium levels were measured.In CaCl 2 induced arrhythmia,heart rate was decreased by 41.10%,T.cordifolia at 150,300,and 450 mg/kg decreased the heart rate by 26.30%,29.16%,and 38.29%,respectively,and verapamil reduced the heart rate by 9.70% compared to the normal group.The PQRST waves were normalized and atrial and ventricular fibrillation was controlled in rats treated with verapamil and T.cordifolia.CaCl 2 increased calcium and sodium levels and decreased potassium levels in blood.T.cordifolia dose-dependently decreased calcium and sodium levels and increased potassium levels.Hence,T.cordifolia can be used in antiarrhythmic clinical settings and beneficial in atrial and ventricular fibrillation and flutter and may be indicated in ventricular tachyarrhythmia. | Ashish Kumar Sharma Kunal Kishore Divya Sharma B.P Srinivasan Shyam Sunder Agarwal Ashok Sharma Santosh Kumar Singh Samir Gaur Vijay Singh Jatav | 2011 | The Journal of Biomedical Research2011，25，4： | 2 |
| 3 | Involvement of adenosine and standardization of aqueous extract of garlic(Allium sativum Linn.)on cardioprotective and cardiodepressant properties in ischemic preconditioning and myocardial ischemia-reperfusion induced cardiac injury显示文摘The present study investigated the effect of garlic(Allium sativum Linn.)aqueous extracts on ischemic preconditioning and ischemia-reperfusion induced cardiac injury,as well as adenosine involvement in ischemic preconditioning and garlic extract induced cardioprotection.A model of ischemia-reperfusion injury was established using Langendorff apparatus.Aqueous extract of garlic dose was standardized(0.5%,0.4%,0.3%,0.2%,0.1%,0.07%,0.05%,0.03%,0.01%),and the 0.05% dose was found to be the most effective.Higher doses(more than 0.05%)were highly toxic,causing arrhythmia and cardiodepression,whereas the lower doses were ineffective.Garlic exaggerated the cardioprotective effect of ischemic preconditioning.The cardioprotective effect of ischemic preconditioning and garlic cardioprotection was significantly attenuated by theophylline(1,000 μmol/L)and 8-SPT(10 mg/kg,i.p.)and expressed by increased myocardial infarct size,increased LDH level,and reduced nitrite and adenosine levels.These findings suggest that adenosine is involved in the pharmacological and molecular mechanism of garlic induced cardioprotection and mediated by the modulation of nitric oxide. | Ashish Kumar Sharma Arshee Munajjam Bhawna Vaishnav Richa Sharma Ashok Sharma Kunal Kishore Akash Sharma Divya Sharma Rita Kumari Ashish Tiwari Santosh Kumar Singh Samir Gaur Vijay Singh Jatav Barthu Parthi Srinivasan Shyam Sunder Agarwal | 2012 | The Journal of Biomedical Research2012，26，1： | 1 |
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