Rap1 and Rap2 Antagonistically Control Endothelial Barrier Resistance Pannekoek, Willem-Jan ; Linnemann, Jelena R. ; Brouwer, Patricia M. ; Bos, Johannes L. ; Rehmann, Holger Abstract Publication: PLoS ONE Pub Date: February 2013 DOI: 10.1371/journal.pone.0057903 Bibcode: 2013PLoSO...857903P