Ezrin Expression as a Predictor of Metastases?

Ezrin tends to be overexpressed in highly metastatic sarcoma cell lines and looks like a good potential therapeutic target for sarcoma:

http://www.sarcomahelp.org/learning_center/sarcoma_metastases.html

http://clincancerres.aacrjournals.org/content/11/17/6198.full

http://jcp.bmj.com/content/64/8/689.abstract

Yet, one study from the Netherlands suggests ezrin is not discriminative in predicting outcome in synovial sarcoma:

http://www.ncbi.nlm.nih.gov/pubmed/18997619