The Calcium Signalling Profile of the Inner Blood–Retinal Barrier in Diabetic Retinopathy

Diabetic retinopathy is a sight-threatening complication of diabetes mellitus, affecting millions of people worldwide. From a vascular perspective, diabetic retinopathy compromises the structure and function of the blood–retinal barrier, leading to aberrant angiogenesis and vascular leakage, with co...

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Bibliographic Details
Main Authors: Francesco Moccia, Silvia Dragoni
Format: Article
Language:English
Published: MDPI AG 2025-06-01
Series:Cells
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Online Access:https://www.mdpi.com/2073-4409/14/12/856
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Summary:Diabetic retinopathy is a sight-threatening complication of diabetes mellitus, affecting millions of people worldwide. From a vascular perspective, diabetic retinopathy compromises the structure and function of the blood–retinal barrier, leading to aberrant angiogenesis and vascular leakage, with consequent loss of vision. This review will delve into the vascular abnormalities caused by diabetic retinopathy in the inner blood–retinal barrier, focusing primarily on retinal endothelial cells. It will then discuss how calcium signalling regulates inner blood–retina barrier function and dysfunction, how calcium channels contribute to the development of diabetic retinopathy, and how studying the components of the calcium toolkit may identify new therapeutic targets.
ISSN:2073-4409