RGD Reference Report - A new adenosine subtype-1 receptor antagonist, FK-838, attenuates salt-induced hypertension in Dahl salt-sensitive rats. - Rat Genome Database

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A new adenosine subtype-1 receptor antagonist, FK-838, attenuates salt-induced hypertension in Dahl salt-sensitive rats.

Authors: Uehara, Y  Numabe, A  Hirawa, N  Kawabata, Y  Nagoshi, H  Kaneko, H  Gomi, T  Goto, A  Toyo-oka, T  Omata, M 
Citation: Uehara Y, etal., Am J Hypertens. 1995 Dec;8(12 Pt 1):1189-99.
RGD ID: 1625366
Pubmed: PMID:8998253   (View Abstract at PubMed)

We investigated the effects of the adenosine type-1 receptor antagonist FK-838 on salt-induced hypertension in Dahl-Sea salt-sensitive (Dahl S) rats. Dahl S rats fed a high-salt (4% NaCl) diet for 4 weeks were treated with FK-838 or hydrochlorothiazide for 4 weeks and alterations in kidney function and morphologic changes were assessed. FK-838 attenuated the development of hypertension in Dahl S rats, and caused a decrease in aortic weight in a dose dependent fashion. The adenosine antagonist did not produce any detectable metabolic disturbance. The blood pressure reduction by FK-838 was associated with attenuation of glomerular and arterial injury in the kidney. The renal protective effect of FK-838 treatment was associated with a reduction of plasma renin activity and plasma aldosterone concentration. In contrast, the thiazide diuretic, which produced almost the same blood pressure reduction as FK-838, did not attenuate renal damage. These data indicate that adenosine A1 receptor antagonism reduces salt-induced hypertension and the consequent renal injuries.



RGD Manual Disease Annotations    Click to see Annotation Detail View

  
Object SymbolSpeciesTermQualifierEvidenceWithNotesSourceOriginal Reference(s)
ADORA1Humanhypertension  ISOAdora1 (Rattus norvegicus) RGD 
Adora1Rathypertension  IMP  RGD 
Adora1Mousehypertension  ISOAdora1 (Rattus norvegicus) RGD 

Gene Ontology Annotations    Click to see Annotation Detail View

Biological Process

  
Object SymbolSpeciesTermQualifierEvidenceWithNotesSourceOriginal Reference(s)
Adora1Ratpositive regulation of systemic arterial blood pressure  IMP  RGD 

Objects Annotated

Genes (Rattus norvegicus)
Adora1  (adenosine A1 receptor)

Genes (Mus musculus)
Adora1  (adenosine A1 receptor)

Genes (Homo sapiens)
ADORA1  (adenosine A1 receptor)


Additional Information