BIOLOGICAL TISSUE SHEET AND METHOD FOR PREPARATION THEREOF

摘要

Disclosed is a biological tissue sheet which can show a high therapeutic effect and shows a high safety in transplantation. A method for preparation of a biological tissue sheet comprising the steps of: (a) providing a human fibroblast; (b) placing a collagen sheet on the human fibroblast which has been seeded in a culture vessel; (c) preparing a biologically derived cell and seeding the cell on the collagen sheet; and (d) culturing the biologically derived cell in the absence of a cell derived from a different animal to grow the cell.