%0 Journal Article %T Camptothecin Biosynthetic Genes in Hairy Roots of Ophiorrhiza pumila: Cloning, Characterization and Differential Expression in Tissues and by Stress Compounds %A Yamazaki, Yasuyo %A Sudo, Hiroshi %A Yamazaki, Mami %A Aimi, Norio %A Saito, Kazuki %J Plant and Cell Physiology %V 44 %N 4 %P 395-403 %@ 0032-0781 %D 2003-04-15 %I Oxford University Press %~ DeepDyve