Ocular surface epithelium healing via growth factors present in human tear film

The entry "Ocular surface epithelium healing via delivery of growth factors present in human tear film including epidermal growth factor, transforming growth factor beta, nerve growth factor, fibronectin" does not refer to a single canonical therapeutic target such as a receptor or enzyme. Instead, it describes a biological process—the repair and regeneration of the ocular surface epithelium mediated by various growth factors naturally found in the human tear film, including epidermal growth factor (EGF), transforming growth factor beta (TGF-beta), nerve growth factor (NGF), fibronectin and others. These molecules act on their respective receptors on corneal epithelial cells to stimulate cell migration and proliferation necessary for wound closure after injury or disease[1][2][6]. Therapeutic strategies leverage this biology by delivering these natural components through autologous serum tears or recombinant proteins to promote ocular surface healing in conditions like dry eye disease or neurotrophic keratitis. However, because this is not one discrete molecular entity but rather an ensemble effect from several molecules acting together on different targets/receptors/pathways involved in tissue repair[1][3], it should not be classified as a single druggable target. Summary judgment: This entry is incorrect as a therapeutic target because it refers to an entire reparative process involving multiple distinct molecular entities rather than one specific molecule/receptor/enzyme that can be directly targeted by drugs. Each individual component—such as "epidermal growth factor receptor," "transforming growth factor beta receptor," etc.—would be considered valid canonical targets if specified individually[1][5][6].

Other names

Healing of ocular surface epithelium by tear-derived growth factorsCorneal epithelial wound healing via tear growth factorsTear film-mediated corneal repair

Promotion of epithelial cell proliferation and migration through activation of specific receptors for EGF, TGF-beta, NGF, and others[1][2][6]