| abstract |
To provide a silk fibroin porous material having a novel layer structure in which two layers having different pore states are laminated. SOLUTION It contains silk fibroin, has a film layer only on one side of the porous layer, the area ratio of the pores in the porous layer is 50 to 99%, and the pores in the film layer It is a silk fibroin porous body having an area ratio of 20% or less. [Selection figure] None |