Angiotensin Type 2 Receptor Stimulation Increases Renal Function in Female, but Not Male, Spontaneously Hypertensive Rats

  • Lucinda M. Hilliard
  • , Charis L. E. Chow
  • , Katrina M. Mirabito
  • , U. Muscha Steckelings
  • , Thomas Unger
  • , Robert E. Widdop
  • , Kate M. Denton*
  • *Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Accumulating evidence suggests that the protective pathways of the renin-angiotensin system are enhanced in women, including the angiotensin type 2 receptor (AT(2)R), which mediates vasodilatory and natriuretic effects. To provide insight into the sex-specific ability of pharmacological AT(2)R stimulation to modulate renal function in hypertension, we examined the influence of the AT(2)R agonist, compound 21 (100-300 ng/kg per minute), on renal function in 18- to 19-week-old anesthetized male and female spontaneously hypertensive rats. AT(2)R stimulation significantly increased renal blood flow in female hypertensive rats (P-Treatment
Original languageEnglish
Pages (from-to)378–383
Number of pages6
JournalHypertension
Volume64
Issue number2
DOIs
Publication statusPublished - Aug 2014

Keywords

  • hypertension
  • natriuresis
  • receptor, angiotensin, type 2
  • renal circulation
  • renin-angiotensin system
  • sex characteristics

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