1. Md. Alamgir Hossain, Natcha Wongsrikaew, Gwi-Woong Yoo, Jaehong Han, Cha-Gyun Shin*. Cytotoxic effects of polymethoxyflavones isolated from Kaempferia parviflora, Journal of the Korean Society for Applied Biological Chemistry, August 2012, Volume 55, Issue 4, pp 471-476.

2. Natcha Wongsrikaew, Hyeonji Kim, Kanit Vichitphan, Somi Kim Cho*, Jaehong Han*. Antiproliferative activity and polymethoxyflavone composition analysis of Kaempferia parviflora extracts, Journal of the Korean Society for Applied Biological Chemistry, December 2012, Volume 55, Issue 6, pp 813-817.