immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune response cell communication cellular response to stimulus nitrogen compound metabolic process primary metabolic process organic substance metabolic process immune effector process anatomical structure development cellular developmental process cell activation response to stress response to external stimulus leukocyte proliferation interspecies interaction between organisms immune resimmune response cell commucell communication cellular rcellular response to stimulus nitrogen cnitrogen compound metabolic process primary meprimary metabolic process organic suorganic substance metabolic process immune effimmune effector process anatomicalanatomical structure development cellular dcellular developmental process cell activcell activation response tresponse to stress response tresponse to external stimulus leukocyte leukocyte proliferation interspeciinterspecies interaction between organisms virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activity protein binding organic cyclic compound binding heterocyclic compound binding signaling receptor activity virus receptor activityvirus receptor activity protein bindingprotein binding organic cyclic compound bindorganic cyclic compound binding heterocyclic compound bindinheterocyclic compound binding signaling receptor activitysignaling receptor activity cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cell membrane protein-containing complex organelle extracellular region cellcell membranemembrane protein-containing complexprotein-containing complex organelleorganelle extracellular regionextracellular region