Phosphatidylinositol 3-kinase and NF-kappaB regulate motility of invasive MDA-MB-231 human breast cancer cells by the secretion of urokinase-type plasminogen activator.
Cancer Research Laboratory, the Signal Transduction Laboratory, and the Experimental Cell Research Program, Methodist Research Institute, Clarian Health Partners Inc., Indianapolis, Indiana 46202, USA. dsliva@clarian.org