Cross-talk between 1,25-dihydroxyvitamin D3 and transforming growth factor-β signaling requires binding of VDR and Smad3 proteins to their cognate DNA recognition elements. - Subramaniam,N.; Leong,G.M.; Cock,T.A.; Flanagan,J.L.; Fong,C.; Eisman,J.A.; Kouzmenko,A.P. (J Biol Chem, 2001)