Biochanin A and prunetin improve epithelial barrier function in intestinal CaCo-2 cells via downregulation of ERK, NF-κB, and tyrosine phosphorylation - Piegholdt, S; Pallauf, K; Esatbeyoglu, T; Speck, N; Reiss, K; Ruddigkeit, L; Stocker, A; Huebbe, P; Rimbach, G (Free Radic Biol Med, 2014)