sentence1: Further, INPP4B was identified out of a collection of RNAis to give rise to anchorage-independent growth in human mammary epithelial cells (HMEC)
sentence2: On the other hand, RASA4/CAPRI (RAS p21 protein activator 4), a suppressor of epithelial cell transformation, functions as a Ca(2+)-dependent Ras GTPase-activating 0protein (GAP) to inactivate the Ras-MAPK pathway following a stimulus that elevates intracellular calcium