Clinical Evidence of Antidepressant Effects of Insulin and Anti-Hyperglycemic Agents and Implications for the Pathophysiology of Depression—A Literature Review

Close connections between depression and type 2 diabetes (T2DM) have been suggested by many epidemiological and experimental studies. Disturbances in insulin sensitivity due to the disruption of various molecular pathways cause insulin resistance, which underpins many metabolic disorders, including...

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Main Authors: Young Sup Woo, Hyun Kook Lim, Sheng-Min Wang, Won-Myong Bahk
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/21/18/6969
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author Young Sup Woo
Hyun Kook Lim
Sheng-Min Wang
Won-Myong Bahk
author_facet Young Sup Woo
Hyun Kook Lim
Sheng-Min Wang
Won-Myong Bahk
author_sort Young Sup Woo
collection DOAJ
description Close connections between depression and type 2 diabetes (T2DM) have been suggested by many epidemiological and experimental studies. Disturbances in insulin sensitivity due to the disruption of various molecular pathways cause insulin resistance, which underpins many metabolic disorders, including diabetes, as well as depression. Several anti-hyperglycemic agents have demonstrated antidepressant properties in clinical trials, probably due to their action on brain targets based on the shared pathophysiology of depression and T2DM. In this article, we review reports of clinical trials examining the antidepressant effect of these medications, including insulin, metformin, glucagon like peptide-1 receptor agonists (GLP-1RA), and peroxisome proliferator-activated receptor (PPAR)-γ agonists, and briefly consider possible molecular mechanisms underlying the associations between amelioration of insulin resistance and improvement of depressive symptoms. In doing so, we intend to suggest an integrative perspective for understanding the pathophysiology of depression.
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spelling doaj.art-d2ffef9037b740c8972e58fc48d5f0e32023-11-20T14:40:16ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672020-09-012118696910.3390/ijms21186969Clinical Evidence of Antidepressant Effects of Insulin and Anti-Hyperglycemic Agents and Implications for the Pathophysiology of Depression—A Literature ReviewYoung Sup Woo0Hyun Kook Lim1Sheng-Min Wang2Won-Myong Bahk3Department of Psychiatry, College of Medicine, The Catholic University of Korea, Seoul 07345, KoreaDepartment of Psychiatry, College of Medicine, The Catholic University of Korea, Seoul 07345, KoreaDepartment of Psychiatry, College of Medicine, The Catholic University of Korea, Seoul 07345, KoreaDepartment of Psychiatry, College of Medicine, The Catholic University of Korea, Seoul 07345, KoreaClose connections between depression and type 2 diabetes (T2DM) have been suggested by many epidemiological and experimental studies. Disturbances in insulin sensitivity due to the disruption of various molecular pathways cause insulin resistance, which underpins many metabolic disorders, including diabetes, as well as depression. Several anti-hyperglycemic agents have demonstrated antidepressant properties in clinical trials, probably due to their action on brain targets based on the shared pathophysiology of depression and T2DM. In this article, we review reports of clinical trials examining the antidepressant effect of these medications, including insulin, metformin, glucagon like peptide-1 receptor agonists (GLP-1RA), and peroxisome proliferator-activated receptor (PPAR)-γ agonists, and briefly consider possible molecular mechanisms underlying the associations between amelioration of insulin resistance and improvement of depressive symptoms. In doing so, we intend to suggest an integrative perspective for understanding the pathophysiology of depression.https://www.mdpi.com/1422-0067/21/18/6969clinical trialsinsulin resistancedepressionanti-hyperglycemic agentspathophysiology
spellingShingle Young Sup Woo
Hyun Kook Lim
Sheng-Min Wang
Won-Myong Bahk
Clinical Evidence of Antidepressant Effects of Insulin and Anti-Hyperglycemic Agents and Implications for the Pathophysiology of Depression—A Literature Review
International Journal of Molecular Sciences
clinical trials
insulin resistance
depression
anti-hyperglycemic agents
pathophysiology
title Clinical Evidence of Antidepressant Effects of Insulin and Anti-Hyperglycemic Agents and Implications for the Pathophysiology of Depression—A Literature Review
title_full Clinical Evidence of Antidepressant Effects of Insulin and Anti-Hyperglycemic Agents and Implications for the Pathophysiology of Depression—A Literature Review
title_fullStr Clinical Evidence of Antidepressant Effects of Insulin and Anti-Hyperglycemic Agents and Implications for the Pathophysiology of Depression—A Literature Review
title_full_unstemmed Clinical Evidence of Antidepressant Effects of Insulin and Anti-Hyperglycemic Agents and Implications for the Pathophysiology of Depression—A Literature Review
title_short Clinical Evidence of Antidepressant Effects of Insulin and Anti-Hyperglycemic Agents and Implications for the Pathophysiology of Depression—A Literature Review
title_sort clinical evidence of antidepressant effects of insulin and anti hyperglycemic agents and implications for the pathophysiology of depression a literature review
topic clinical trials
insulin resistance
depression
anti-hyperglycemic agents
pathophysiology
url https://www.mdpi.com/1422-0067/21/18/6969
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