Vitreoretinal extracellular matrix protein

Vitreoretinal extracellular matrix proteins refer collectively to a group of structural macromolecules—primarily various types of collagen (notably types I–IV, VI, VII, XVIII), laminin, and fibronectin—that form the extracellular scaffold at the interface between the retina and vitreous body. These proteins are secreted by retinal cells such as Müller glia and play essential roles in maintaining tissue architecture by providing mechanical support for retinal layers[2][3]. They regulate cell adhesion via integrins and other receptors; modulate cellular growth, migration, differentiation; sequester growth factors; and influence wound healing responses[1][3]. Abnormalities or remodeling in these matrices contribute to pathological conditions like epiretinal membrane formation seen in diabetic retinopathy or after trauma[2]. While individual components such as integrins or specific collagens may be considered therapeutic targets or biomarkers for disease progression or intervention strategies[3], "vitreoretinal extracellular matrix proteins" is not itself a single molecular target but rather a descriptive category encompassing multiple molecules with diverse functions. This entry is marked as incorrect because it refers to a heterogeneous group rather than a specific molecule/receptor. For structured data purposes—including drug interactions or mechanisms—individual components should be specified (e.g., "Collagen type IV," "Fibronectin," etc.), not this collective term.

Other names

Extracellular matrix proteins of the vitreoretinal interfaceRetinal ECM proteinsVitreous ECM proteins