Patent ID: 9440005
Filing Date: 2016-09-13
CPC Classification: A61L,A61P

Claim Text:
1. A substrate for feeding cells/tissues characterized in that it is composed of a unitary porous body comprising a silk protein and a physiologically active molecule selected from the group consisting of collagen, cell growth factors, and cell adhesion factors, wherein the substrate is obtained in a mold having a surface-roughened bottom or top surface and has a film surface having a tear strength of not less than 0.05 N as determined according to the Trouser Tear Method (JIS K7128) formed on a side of the surface of the mold free of any surface-roughening treatment and a porous surface having a pore size ranging from 50 to 500 μm formed on a side of the surface-roughened bottom or top surface of the mold.