title: Letter: Renal abnormality of essential hypertension.
mesh_terms: D002200:Capillary Resistance; D005919:Glomerular Filtration Rate; D006801:Humans; D006977:Hypertension, Renal / Q000503:physiopathology*; D007668:Kidney / Q000503:physiopathology*; D007678:Kidney Glomerulus / Q000098:blood supply; D012083:Renin / Q000378:metabolism
chemical_list: D012083:Renin