① Improvement of selectivity in 3-ketocellobiose production from cellobiose by Agrobacterium tumefaciens. Biochem. Eng. J. , 8(3) (2001) 217-221

② Transformation of cellobiose to 3-ketocellobiose by the EDTA-treated Agrobacterium tumefaciens cells. J. Biosci. Bioeng ., 95(6) (2003) 608-611

③ Estimation of the binding constant of 3-ketocellobiose to a cation from the apparent distribution coefficient onto cation-exchange resin in the ionic form. Japan J. Food Eng. , 4(1) (2003) 19-23

④ Chromatographic separation of 3-ketoglucose and glucose or 3-ketocellobiose and cellobiose using a cation-exchange resin in potassium-ion form. Biochem. Eng. J ., 13(1) (2003) 15-20

⑤ Condensation reaction between AngiotensinII and dicarboxylic acid in water at high temperature without any catalytic agent additive. Biotechnol.Prog. , 21 (2005) 1169-1174

⑥ Characterization of Novel Cholesterol Esterase from Trichoderma sp. AS59 with High Potential Ability to Synthesize Steryl Esters. J. Biosci. Bioeng . 105(4) (2008) 341-349

⑦ Extraction of defatted rice bran by subcritical water treatment. Biochem. Eng. J . 40(1) (2008) 44-53

⑧ Synthesis of fatty acid sterol esters using cholesterol esterase from Trichoderma sp. AS59 Enzyme Microb. Technol. (in press) (2010.11)