MMP2 and uveal melanoma: Bi et al. in their paper, “Nonlethal Levels of Zeaxanthin Inhibit Cell Migration, Invasion, and Secretion of MMP-2 via NF-κB Pathway in Cultured Human Uveal Melanoma Cells,” reported that zeaxanthin inhibited the secretion of MMP-2 along with the migration and invasion of cultured human uveal melanoma cells.