has_participant has participant defense response inflammatory response GO:0006954 biological_process Wikipedia:Inflammation inflammation The immediate defensive reaction (by vertebrate tissue) to infection or injury caused by chemical or physical agents. The process is characterized by local vasodilation, extravasation of plasma into intercellular spaces and accumulation of white blood cells and macrophages. tumor necrosis factor (human) annexin A1 (human) macrophage colony-stimulating factor 1 receptor (human) tyrosine-protein kinase Lyn (human) high mobility group protein B1 (human) mast/stem cell growth factor receptor Kit (human) adenosine receptor A2a (human) ephrin type-A receptor 2 (human) tyrosine-protein kinase receptor UFO (human) histamine H1 receptor (human) histamine H4 receptor (human)