| gptkbp:instanceOf | gptkb:biological_pathway 
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                                | gptkbp:activatedBy | sympathetic nervous system low blood pressure
 low sodium concentration
 
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                                | gptkbp:alsoKnownAs | gptkb:RAS 
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                                | gptkbp:component | gptkb:juxtaglomerular_cells adrenal cortex
 vascular smooth muscle
 macula densa
 
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                                | gptkbp:discoveredBy | gptkb:Eduardo_Braun-Menéndez gptkb:Irvine_Page
 gptkb:Leonardo_Rosenfeld
 
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                                | gptkbp:discoveredIn | 1930s 
 | 
                        
                            
                                | gptkbp:dysregulationAssociatedWith | heart failure hypertension
 chronic kidney disease
 
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                                | gptkbp:effect | water retention vasoconstriction
 increased blood pressure
 sodium retention
 
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                                | gptkbp:function | maintain blood pressure homeostasis regulate extracellular fluid volume
 
 | 
                        
                            
                                | gptkbp:inhibitedBy | gptkb:spironolactone gptkb:angiotensin_receptor_blockers
 gptkb:aliskiren
 gptkb:eplerenone
 ACE inhibitors
 
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                                | gptkbp:involves | gptkb:renin gptkb:angiotensin-converting_enzyme
 gptkb:angiotensin_I
 gptkb:angiotensin_II
 gptkb:aldosterone
 gptkb:angiotensinogen
 
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                                | gptkbp:location | gptkb:kidney lungs
 liver
 adrenal glands
 
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                                | gptkbp:recipient | gptkb:AT1_receptor gptkb:AT2_receptor
 
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                                | gptkbp:regulates | blood pressure fluid balance
 
 | 
                        
                            
                                | gptkbp:relatedTo | sympathetic nervous system aldosterone system
 natriuretic peptide system
 
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                                | gptkbp:target | gptkb:angiotensin_receptor_blockers ACE inhibitors
 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Blood_Pressure 
 | 
                        
                            
                                | gptkbp:bfsLayer | 8 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Renin-Angiotensin System 
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