optic cup


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optic cup

[′äp·tik ‚kəp]
(embryology)
A two-layered depression formed by invagination of the optic vesicle from which the pigmented and sensory layers of the retina will develop.
References in periodicals archive ?
For instance, the hESC-derived optic cup is much larger than the optic cup that Sasai and collaborators previously derived from mouse embryonic stem cells, suggesting that these cells contain innate species-specific instructions for building this eye structure.
In fact, the scientists didn't even know quite how optic cups developed until Sasai and his team watched it happen spontaneously in the lab.
The mechanistic basis for the formation of the optic cup, with its complex two-walled structure, has been a longstanding question in embryology.
In 2-D fundus image the optic disc region was divided into two regions the centre bright region called optic cup and the outer peripheral region called the neuroretinal rim.
Held annually, the two-day event, which is sponsored by Specsavers, sees optometry undergraduates from each of the nine UK universities that offer the degree gather to compete for the coveted Optic Cup.
Its development begins with the formation of the optic vesicle, a pocket of epithelium that deepens and pinches to form the optic cup.
The optic cushion of Asterias forbesi is particularly suitable as a model because it is known that the microvilli of the putative sensory cells within the optic cup of a congener (A.