ADAM17 cleaves the insulin receptor ectodomain on endothelial cells and causes vascular insulin resistance

Author:

Ghiarone Thaysa1ORCID,Castorena-Gonzalez Jorge A.23,Foote Christopher A.1,Ramirez-Perez Francisco I.14ORCID,Ferreira-Santos Larissa1ORCID,Cabral-Amador Francisco J.1,de la Torre Roger5,Ganga Rama R.6,Wheeler Andrew A.6ORCID,Manrique-Acevedo Camila178ORCID,Padilla Jaume19ORCID,Martinez-Lemus Luis A.124ORCID

Affiliation:

1. Dalton Cardiovascular Research Center, University of Missouri, Columbia, Missouri

2. Department of Medical Pharmacology and Physiology, University of Missouri, Columbia, Missouri

3. Department of Pharmacology, School of Medicine, Tulane University, New Orleans, Louisiana

4. Department of Biomedical, Biological and Chemical Engineering, University of Missouri, Columbia, Missouri

5. HCA Healthcare, Kansas City, Missouri

6. Department of Surgery, University of Missouri, Columbia, Missouri

7. Division of Endocrinology, Diabetes, and Metabolism, Department of Medicine, University of Missouri, Columbia, Missouri

8. Research Service, Harry S. Truman Memorial Veterans’ Hospital, Columbia, Missouri

9. Department of Nutrition and Exercise Physiology, University of Missouri, Columbia, Missouri

Abstract

To our knowledge, this is the first study to investigate the involvement of ADAM17 in causing impaired insulin-induced vasodilation in T2D. We provide evidence that ADAM17 activity is increased in the vasculature of patients with T2D and support the notion that ADAM17-mediated shedding of endothelial IRα ectodomains is a novel mechanism causing vascular insulin resistance. Our results highlight that targeting ADAM17 activity may be a potential therapeutic strategy to correct vascular insulin resistance in T2D.

Funder

HHS | NIH | National Heart, Lung, and Blood Institute

Publisher

American Physiological Society

Subject

Physiology (medical),Cardiology and Cardiovascular Medicine,Physiology

Cited by 3 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Neuraminidase-induced externalization of phosphatidylserine activates ADAM17 and impairs insulin signaling in endothelial cells;American Journal of Physiology-Heart and Circulatory Physiology;2024-01-01

2. Diabetic Endothelial Cell Glycogen Synthase Kinase 3β Activation Induces VCAM1 Ectodomain Shedding;International Journal of Molecular Sciences;2023-09-14

3. New insights into mechanisms of endothelial insulin resistance in type 2 diabetes;American Journal of Physiology-Heart and Circulatory Physiology;2022-12-01

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