Evidence for a local renin-angiotensin system in human liver: expression in activated hepatic stellate cells: Ramon Bataller, University of North Carolina at Chapel Hill, Chapel Hill, NC; Pere Gines, Paul Sancho-Bru, Liver Unit, Hospital Clinic, Barcelona Spain; Jose Lora, Millennium Pharmaceuticals Inc, Cambridge, MA; Manel Sole, Pathology Unit, Hospital Clinic, Barcelona Spain; Wladimiro Jimenez, Hormonal Unit, Hospital Clinic, Barcelona Spain; Vicente Arroyo, Juan Rodes, Liver Unit, Hospital Clinic, Barcelona Spain