scholarly journals Diabetes and obesity. The role of agonists glucagon-like peptide-1 of in the treatment of type 2 diabetes

2018 ◽  
Vol 21 (4) ◽  
pp. 293-300 ◽  
Author(s):  
Nina A. Petunina ◽  
Milena Е. Telnova

Significant number of patients with type 2 diabetes mellitus are obese. It is known that even glucose intolerance, as well as diabetes, can lead to vascular complications. At the same time, weight loss can reduce the risk of type 2 diabetes in obese and pre-diabetic patients. According to available data, a significant decrease in the incretin effect is observed in patients with type 2 diabetes and obese individuals. Thus, a decrease in the incretin effect leads to a violation of the insulin response to the intake of carbohydrates, and, consequently, an increase in the level of glucose in the blood. It was also found that the decrease in the incretin effect in patients with type 2 diabetes can be associated with a lower secretion of glucagon-like peptide-1. The interest is represented by groups of antidiabetic drugs capable of regulating glycemia by affecting the secretion of insulin and glucagon, depending on its level. Such drugs include glucagon-like peptide-1 receptor agonists. The article shows the advantage of prolonged action in patients with type 2 diabetes and obesity of the glucagon-like peptide 1 receptor agonists (albiglutide, dulaglutide, exenatide with slow release) dosing 1 time a week.

2009 ◽  
Vol 160 (6) ◽  
pp. 909-917 ◽  
Author(s):  
Matteo Monami ◽  
Niccolò Marchionni ◽  
Edoardo Mannucci

ObjectiveThe role of glucagon-like peptide-1 (GLP-1) receptor agonists in the treatment of type 2 diabetes is debated; many recent trials, which were not included in previous meta-analyses, could add relevant information.Design and methodsAll available randomized controlled trials (RCTs), either published or unpublished, performed in type 2 diabetic patients with GLP-1 receptor agonists (exenatide and liraglutide), with a duration>12 weeks were meta-analysed for HbA1c, body mass index, hypoglycaemia and other adverse events.Results and conclusionsA total of 21 RCTs (six of which unpublished), enrolling 5429 and 3053 patients (with GLP-1 receptor agonists and active comparator or placebo respectively), was retrieved and included in the analysis. GLP-1 receptor agonists determine a significant improvement of HbA1c in comparison with placebo (−1.0 (−1.1, −0.8),P<0.001), with a low risk of hypoglycaemia. There is no evidence of increased cardiovascular risk with the use of GLP-1 receptor agonists. GLP-1 receptor agonists, which induce weight loss, are associated with gastrointestinal side effects. GLP-1 receptor agonists are effective in reducing HbA1c and postprandial glucose. In patients failing to sulphonylureas and/or metformin, GLP-1 receptor agonists are similarly effective as insulin. Available data suggest that the efficacy and tolerability of the novel agent, liraglutide, which is adequate for once-a-day administration, are comparable with those of exenatide bis in die.


2019 ◽  
Vol 26 (10) ◽  
pp. 1891-1907 ◽  
Author(s):  
Cai-Guo Yu ◽  
Ying Fu ◽  
Yuan Fang ◽  
Ning Zhang ◽  
Rong-Xin Sun ◽  
...  

Background: Type-2 diabetes mellitus accounts for 80-90% of diabetic patients. So far, the treatment of diabetes mainly aims at elevating insulin level and lowering glucose level in the peripheral blood and mitigating insulin resistance. Physiologically, insulin secretion from pancreatic β cells is delicately regulated. Thus, how insulin-related therapies could titrate blood glucose appropriately and avoid the occurrence of hypoglycemia remains an important issue for decades. Similar question is addressed on how to attenuate vascular complication in diabetic subjects. Methods: We overviewed the evolution of each class of anti-diabetic drugs that have been used in clinical practice, focusing on their mechanisms, clinical results and cautions. Results: Glucagon-like peptide-1 receptor agonists stimulate β cells for insulin secretion in response to diet but not in fasting stage, which make them superior than conventional insulinsecretion stimulators. DPP-4 inhibitors suppress glucagon-like peptide-1 degradation. Sodium/ glucose co-transporter 2 inhibitors enhance glucose clearance through urine excretion. The appearance of these new drugs provides new information about glycemic control. We update the clinical findings of Glucagon-like peptide-1 receptor agonists, DPP-4 inhibitors and Sodium/glucose cotransporter 2 inhibitors in glycemic control and the risk or progression of cardiovascular disease in diabetic patients. Stem cell therapy might be an alternative tool for diabetic patients to improve β cell regeneration and peripheral ischemia. We summarize the clinical results of mesenchymal stem cells transplanted into patients with diabetic limb and foot. Conclusion: A stepwise intensification of dual and triple therapy for individual diabetic patient is required to achieve therapeutic target.


Diabetes ◽  
2018 ◽  
Vol 67 (Supplement 1) ◽  
pp. 1096-P
Author(s):  
RUTH E. BROWN ◽  
ALEXANDER ABITBOL ◽  
HARPREET S. BAJAJ ◽  
HASNAIN KHANDWALA ◽  
RONALD GOLDENBERG ◽  
...  

Diabetes ◽  
2019 ◽  
Vol 68 (Supplement 1) ◽  
pp. 1019-P
Author(s):  
YUKI FUJITA ◽  
SODAI KUBOTA ◽  
HITOSHI KUWATA ◽  
DAISUKE YABE ◽  
YOSHIYUKI HAMAMOTO ◽  
...  

2020 ◽  
Vol 98 (3) ◽  
pp. 210-217
Author(s):  
A. Yu. Babenko ◽  
Yu. A. Kononova ◽  
M. V. Martjanova ◽  
A. V. Simanenkova ◽  
M. A. Kokina ◽  
...  

Due to the high efficiency of glucagon-like peptide-1 (GLP-1) receptor agonists therapy in only a part of patients, the search for predictors of response to the treatment is a relevant problem. Purpose. The purpose is to compare the efficacy of liraglutide and exenatide therapy in obese patients with type 2 diabetes mellitus (T2DM) and to evaluate the predictors of response to glycated hemoglobin (HbA1c), weight and lipids reduction. Material and methods. The study included 47 patients with type 2 diabetes and obesity who received GLP-1 receptor agonists therapy. 26 patients were treated with liraglutide, 21 patients were treated with exenatide. We measured the parameters of carbohydrate and lipid metabolism, the levels of hormones involved in glucose and lipids metabolism and in appetite regulation. Blood pressure was measured. These parameters were evaluated at baseline and after 24 weeks of treatment. Results. Patients receiving exenatide therapy showed a tendency towards more frequent HbA1c level reduction by 1% or more (60% versus 30.4%, p = 0.07). The effects of liraglutide and exenatide on weight and waist circumference were comparable. When assessing the predictors of response to the therapy, a more pronounced decrease in HbA1c level (by 1% or more) was in the patients with a higher initial HbA1c level (8.7 (8.2; 9.7) versus 8.2 (6.9; 8.7)%, p = 0.04), as well as with a higher initial GLP-1 level (0.12 (0.05; 0.17) versus 0.040 (0.01; 0.09) ng/ml.) A more significant decrease in the triglycerides (TG) level was detected in patients with a higher level of glucose-dependent insulinotropic peptide (GIP) before therapy (409 (316.0; 431.4) pg/ml in patients who reduced TG level by 30% or more and 331.5 (324.9; 367.1) pg/ml in patients with a lower decrease in TG level). Among the studied parameters, no predictors of body mass reduction were revealed. Conclusion. Measurement of HbA1c, GLP-1, GIP level may be useful to predict the efficacy of GLP-1 receptor agonists therapy.


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