nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen compound metabolic process cell communication cellular metabolic process primary metabolic process organic substance metabolic process cellular response to stimulus regulation of molecular function cell activation cell adhesion leukocyte proliferation nitrogen componitrogen compound metabolic process cell communicacell communication cellular metabcellular metabolic process primary metaboprimary metabolic process organic substaorganic substance metabolic process cellular respocellular response to stimulus regulation of regulation of molecular function cell activatiocell activation cell adhesioncell adhesion leukocyte prolleukocyte proliferation enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activityenzyme regulator activity cell membrane organelle extracellular region cell membrane organelle extracellular region cell membrane organelle extracellular region cell membrane organelle extracellular region cell membrane organelle extracellular region cell membrane organelle extracellular region cell membrane organelle extracellular region cell membrane organelle extracellular region cell membrane organelle extracellular region cell membrane organelle extracellular region cellcell membranemembrane organelleorganelle extracellular regionextracellular region