Thrombin Activity in Human Meningioma Cells and the Correlation to WHO Grading System, Tumor Size and Tumor Edema

Noa Rennert, Efrat Shavit-Stein, Dvora Nass, Gal Grinberg, Joab Chapman, Moshe Attia
Dept. of Neurosurgery, Chaim Sheba Medical Center, Tel Hashomer, Ramat Gan, Israel