Liver fibrosis secondary to bile duct injury: correlation of Smad7 with TGF-beta and extracellular matrix proteins. - Del Pilar Alatorre-Carranza M; Miranda-Díaz A; Yañez-Sánchez I; Pizano-Martínez O; Hermosillo-Sandoval JM; Vázquez-Del Mercado M; Hernández-Hoyos S; Martínez-Abundis R; Fafutis-Morris M; Segura-Ortega J; Delgado-Rizo V; del Pilar Alatorre-Carranza, María; et al. (BMC Gastroenterology, 2009)