epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelial cell proliferation response to external stimulus response to chemical response to stress immune response cell adhesion cell communication cellular response to stimulus regulation of biological quality interspecies interaction between organisms anatomical structure development localization of cell movement of cell or subcellular component epithelialepithelial cell proliferation response tresponse to external stimulus response tresponse to chemical response tresponse to stress immune resimmune response cell adhescell adhesion cell commucell communication cellular rcellular response to stimulus regulationregulation of biological quality interspeciinterspecies interaction between organisms anatomicalanatomical structure development localizatilocalization of cell movement omovement of cell or subcellular component signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activitysignaling receptor activity protein bindingprotein binding cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cellcell membranemembrane