1. From the Unitat de Recerca de Lípids i Arteriosclerosi, Hospital Universitari de Sant Joan, Facultat de Medicina, Universitat Rovira i Virgili, IRCIS, Reus, Spain (RS, GG, JR, J-CV, JG, JS, and LM); Research Department Madaus SA, Barcelona, Spain (AA); Unite d'Expression des Genes Eucaryotes, Institut Pasteur, Paris, France (MAO); the Laboratorio de Biología Molecular. Hospital Miguel Servet-I+CS