Vision, by Dr. Kieran Ryan of VISICORT

In the fourth of our weekly series of articles by NUI Galway researchers, Dr. Kieran Ryan, VISICORT Project Manager, writes about ‘Vision‘ and VISICORT’s research into improving corneal transplant outcomes by preventing rejection.

Eyes from around the animal kingdom. From L-R: Hoverfly compound eye; Jumping spider anterior eyes; Cat’s eyes with distinctive slit-like iris. (Images from Wikimedia Commons)

Eyes are the organs of vision, detecting light and converting it into electro-chemical impulses in neurons. Eyes come in ten different forms, with the simplest types of ‘eyes’, merely eyespots, detecting whether the immediate surroundings are light or dark (photoreception).

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