Lee SO, Jeong YJ, Kim M, Kim CH, Lee IS. Suppression of PMA-induced tumor cell invasion by capillarisin via the inhibition of NF-kappaB-dependent MMP-9 expression. Biochem Biophys Res Commun. 2008 Feb 22;366(4):1019–24. doi: 10.1016/j.bbrc.2007.12.068. PMID: 18088599.