International Journal of Molecular Sciences Article Biocatalysis of Platycoside E and Platycodin D3 Using Fungal Extracellular β-Glucosidase Responsible for Rapid Platycodin D Production Hyung Jin Ahn 1, Hyun Ju You 2, Myung Su Park 3, Tony V. Johnston 4 , Seockmo Ku 4,* and Geun Eog Ji...