Composition using HMW dextran and method for in vitro...

Chemistry: molecular biology and microbiology – Differentiated tissue or organ other than blood – per se – or...

Reexamination Certificate

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Reexamination Certificate

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07601487

ABSTRACT:
A corneal storage solution which maintains cell density and cell viability of corneas stored in vitro for a period of greater than four days up to about two weeks is provided. The solution contains a buffered, balanced, nutrient and electrolyte aqueous solution, at least one colloidal osmotic agent, a phenolic antioxidant compound, a non-lactate-generating substrate, a thiol-containing compound, insulin, and at least one antibiotic. A method for in vitro storage and preservation of the viability of human corneal endothelial cells for subsequent use includes the steps of removing a cornea from an eye globe and placing the cornea in the above corneal storage solution.

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