Aqueous Extract of Oldenlandia diffusa Suppresses LPS-Induced iNOS, COX-2 and TNF-α Expression in RAW 264.7 Cells via the NF-κB Activity. - Jayasooriya, R. G. P. T.; Chang-Hee Kang; Yung Hyun Choi; Woo Shin Ko; Il-Whan Choi; Gi-Young Kim (Tropical Journal of Pharmaceutical Research, 2011)