Development of Novel Elastin-Like Block Polypeptides and Their Use in Construction of Biomimetic Extracellular MatricesDevelopment of Novel Elastin-Like Block Polypeptides and Their Use in Construction of Biomimetic Extracellular Matrices 新規なエラスチン類似ブロックポリペプチドの開発とそれを利用した生体模倣細胞外マトリクスの構築