Canadian Journal of Surgery. 58(4 Suppl 2):S235, AUGUST 2015 Issn Print: 0008-428X Publication Date: August 2015 Print 34 Polo-like kinase 4 (Plk4) activates Cdc42, stimulates cell invasion and enhances cancer progression in vivo K. Kazazian;R. Xu;O. Brashavitskaya;H. Wu;C. Go;C.J. Swallow; + Author Information From the Lunenfeld-Tanenbaum Research Institute, Mount Sinai Hospital, and the University of Toronto, Toronto, Ont. Checking for direct PDF access through Ovid Abstract Abstract unavailable for this article.