著書/活動

• Phytochemical studies on the constituents of Filipendula glaberrima, Korean Journal of Pharmacognosy 23(3), 121-125 (1992)
• A flavonoid diglycoside from Lepisorus ussuriensis, Phytochemistry 43(5), 1111-1113 (1996) 
• Selective extraction of bioactive substances from natural medicinal resources utilizing supercritical fluid technology, Chemical Industry and Technology 15(1), 14-21 (1997) 
• A benzoquinone from Cynanchum wilfordii, Phytochemistry 46(6), 1103-1105 (1997) 
• An A-ring contracted triterpenoid from Rosa multiflora, Phytochemistry 48(8), 1399-1401 (1998) 
• Steroidal glycosides of the 14,15-Seco-18-Nor-pregnane series from Cynanchum ascyrifolium, Phytochemistry 49(4), 1129-1133 (1998) 
• Enzymatic synthesis of a dihydrobenzofuran neolignan by oxidative coupling, Archieves of Pharmacal Research 22(3), 306-308 (1999) 
• Uncarinic acids: Phospholipase Cg1 inhibitors from hooks of Uncaria rhynchophylla, Bioorganic and Medicinal Chemistry Letters 9(10), 1429-1432 (1999) 
• Cynandione A from Cynanchum wilfordii protects cultured cortical neurons from toxicity induced by H2O2, L-glutamate, and kianate, Journal of Neuroscience Research 59(2), 259-264 (2000) 
• Protection of rat hepatocytes exposed to CCl4 in vitro by cynandione A, a biacetophenone from Cynanchum wilfordii, Journal of Pharmacy and Pharmacology 52(3), 341-345 (2000) 
• A new triterpene lactone from the roots of Patrinia scabiosaefolia, Archieves of Pharmacal Research 24(5), 416-417 (2001) 
• Neuroprotective compounds against glutamate-induced toxicity in primary cultures of rat cortical cells from herbal medicines, Analytical Sciences 17s, a413-6 (2001) 
• New pregnane glycosides from Cynanchum ascyrifolium, Chemical and Pharmaceutical Bulletin 50(6), 847-849 (2002) 
• Lignans of Rosa multiflora roots, Archieves of Pharmacal Research 27(3), 287-290 (2004) 
• Increased anti-P-glycoprotein activity of baicalein by alkylation on the A ring, Journal of Medicinal Chemistry 47(22), 5555-5566 (2004) 
• Synthesis and antiviral activity of helioxanthin analogues, Journal of Medicinal Chemistry 48(2), 534-546 (2005) 
• Inhibition of hepatitis B virus gene expression and replication by helioxanthin and its derivative, Antiviral Chemistry and Chemotherapy 16(3), 193-201 (2005) 
• Patent trends in natural product drug, Trends in Health Industry & Technology 24, 125-133 (2005)