Advances in non-peptide glucagon receptor antagonists
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Published on: February 26, 2019
P Madsen1, C L Brand, J J Holst
1Departments of Medicinal Chemistry, Novo Nordisk A/S, Novo Nordisk Park, Maaloev, DK-2760 Maaloev, Denmark. pem@novo.dk
Abstract:
This review deals with glucagon receptor antagonism as a possible treatm ent of Type 2 diabetes. The role of glucagon in animal models has been studied by glucagon antibodies as model antagonists. Depending upon the animal model studied, selective glucagon deficiency produced by immunone utralisation suggests that glucagon plays a modest (rats) to substantial (rabbits) role in the maintenance of euglycaemia and is an important dia betogenic factor. These data strongly suggest that glucagon antagonism may be a beneficial and safe therapeutic approach for the treatment of T ype 2 diabetes. Further, the progress on non-peptide glucagon receptor antagonists is reviewed with special focus on the different classes of g lucagon receptor antagonists published, namely quinoxalines /pyrrolo[1,2 -a]quinoxalines, mercaptobenzimidazoles, 2-pyridyl-3,5-diarylpyrroles, q uinoline hydrazones, 4-phenylpyridines, and alkylidene hydrazides.
Insights
Glucagon receptor antagonism shows promise for treating Type 2 diabetes. Animal studies indicate glucagon
Area of Science:
- Endocrinology
- Pharmacology
- Metabolic Diseases
Background:
- Glucagon plays a significant role in glucose metabolism and is implicated in Type 2 diabetes.
- Understanding glucagon's diabetogenic effects is crucial for developing new therapeutic strategies.
Purpose of the Study:
- To review glucagon receptor antagonism as a potential treatment for Type 2 diabetes.
- To summarize progress in the development of non-peptide glucagon receptor antagonists.
Main Methods:
- Analysis of studies using glucagon antibodies in animal models to assess glucagon's role.
- Review of published literature on various classes of non-peptide glucagon receptor antagonists.
Main Results:
- Selective glucagon deficiency in animal models indicates glucagon's importance in maintaining euglycemia.
- Glucagon antagonism is suggested as a potentially beneficial and safe therapeutic approach for Type 2 diabetes.
- Several classes of non-peptide glucagon receptor antagonists have been identified, including quinoxalines and pyridyl-diarylpyrroles.
Conclusions:
- Glucagon receptor antagonism represents a promising therapeutic avenue for Type 2 diabetes.
- Further research into non-peptide antagonists is warranted to advance treatment options.
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