PROBLEM TO BE SOLVED: To provide a material that can promote the CGRP (calcitonin gene-related peptide) responsiveness of cells.SOLUTION: A CGRP responsiveness promoter for cells includes a compound represented by formula (II) or optical isomer thereof as an active ingredient.COPYRIGHT: (C)2014,JPO&INPIT【課題】細胞のCGRP(calcitonin gene-related peptide)応答性を促進することができる素材の提供。【解決手段】下記式(II)で代表される化合物又はそれらの光学異性体を有効成分とする細胞のCGRP応答性促進剤。【選択図】なし