291 Aflibercept has anti-tumor activity in bevacizumab-escaping tumors of colorectal cancer: Molecular profiles and mechanisms

I. Mertens, M. Castiglia, A.P. Carreca, G. Baggertman, M. Peeters, P. Pauwels, C. Rolfo. University Antwerp − VITO, Center for Proteomics − CFP-CeProma, Antwerp, Belgium; Antwerp University Hospital, Molecular PathologyUnit Department of Pathology, Antwerp, Belgium; Antwerp University Hospital, OncologyDepartment, Antwerp, Belgium; Antwerp University Hospital, Phase I − Early Clinical Trials Unit OncologyDepartment, Antwerp, Belgium