AUSTIN, Texas--(BUSINESS WIRE)--Two powerful tumor suppressor genes, p53 and FUS1, administered intravenously in nanoparticle formulations were capable of significantly shrinking metastatic tumors in models of human lung cancer, according to investigators at The University of Texas M. D. Anderson Cancer Center. Molecular cancer therapies using these genes, p53 and FUS1, are in clinical-stage development by Introgen Therapeutics (NASDAQ:INGN). The technologies are included in a broad portfolio of intellectual properties licensed exclusively to Introgen from M. D. Anderson Cancer Center and other institutions.