TGFB1 and cancer: This study takes vimentin expression as an indicator for evaluating the anti-EMT potential of resveratrol, α-viniferin, ε-viniferin, and kobophenol A in TGF-β1- or IL-1β-induced A549, MCF-7, HOS, U2OS, NCI-H460 and NCI-H520 cancer cells using western blotting and immunofluorescence.