We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSignal transduction by the TGF-beta superfamily.AuthorsAttisano L; Wrana JLPublicationScience (New York, N.Y.), 2002, Vol 296, Issue 5573, p1646ISSN1095-9203Publication typearticleDOI10.1126/science.1071809