Shape of the relapse curve and long-term abstinence among untreated smokers.Cdc42 and Rac1 induce integrin-mediated cell motility and invasiveness through PI(3)K.Measures of abstinence in clinical trials: issues and recommendationsCollagen reorganization at the tumor-stromal interface facilitates local invasionFocal adhesion regulation of cell behaviorCollagen density promotes mammary tumor initiation and progressionThe distribution and dissociation of cyclic adenosine 3':5'-monophosphate-dependent protein kinases in adipose, cardiac, and other t...ROCK-Generated Contractility Regulates Breast Epithelial Cell Differentiation in Response to the Physical Properties of a Three-Dime...Compartmentalization of adenosine 3':5'-monophosphate and adenosine 3':5'-monophosphate-dependent protein kinase in heart tissue.Chloride secretion by the intestinal epithelium: molecular basis and regulatory aspects.