Biol Pharm Bull. 2012;35(2):210-5.
Matrix metalloproteinase-1 inhibitory activities of Morinda citrifolia seed extract and its constituents in UVA-irradiated human dermal fibroblasts.
Masuda M, Murata K, Naruto S, Uwaya A, Isami F, Matsuda H.

An extract of noni seeds suppressed intracellular MMP-1 expression, and subsequent secretion from UVA-irradiated normal human fibroblasts, by down-regulation of MAPKs phosphorylation. (original abstract available at