Tissue engineering has emerged as a strategy to combat the donor shortage of human corneas for transplantation. Synthetic corneal substitutes are currently unable to support the normal phenotype of human cells and so decellularized animal corneas have been deployed to more closely provide the topographical and biochemical cues to promote cell attachment and function. Although full thickness decellularized corneas can support corneal cells, the cells are slow to populate the scaffold and density declines from the surface. To avoid these problems, this protocol describes the stacking of alternate layers of decellularized porcine corneal sheets and cell-laden collagen hydrogel to produce a corneal construct. The sheets are obtained by cryosectioning porcine corneas, decellularizing them with
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