Claudin-7 Is Frequently Overexpressed in Ovarian Cancer and Promotes Invasion Dahiya, Neetu ; Becker, Kevin G. ; Wood, , William H. ; Zhang, Yongqing ; Morin, Patrice J. Abstract Publication: PLoS ONE Pub Date: July 2011 DOI: 10.1371/journal.pone.0022119 Bibcode: 2011PLoSO...622119D