#$%^&*AU2019240609A120200514.pdf#####TGF- p receptor II isoform, fusion peptide, methods of treatment and methods in vitro ABSTRACT An isoform of the TGF beta receptor II comprising a sequence of about of 80 amino acids and lacking a transmembrane domain. A fusion peptide is provided comprising an isoform of the TGF beta II receptor fused to a ligand, wherein a vector comprising the fusion peptide is used to treat cancer and/or hepatic fibrosis. A method of treating hepatic fibrosis or cancer diseases, comprising the step of administering to a mammal in need thereof a vector bearing a polynucleotide sequence set forth in SEQ ID No. 7.