Dapp 基礎生物学研究所 MT21 自然変異系統 https://shigen.nig.ac.jp/medaka/strainDetailAction.do?strainId=20 Da phenotype. Increased number of papilla processes in male anal fins compared to wild type. National Institute for Basic Biology Dapp(MT21) 京都大学 Natural mutant strains Kyoto University