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Beneficial effects of Paeo-tang on cardiovascular and renal function in L-NAME-induced hypertensive rats

파어탕의 L-NAME 유도 고혈압 동물군에서의 혈압강하효과 및 심신기능 개선 효과

  • Na, Se Won (Department of Physiology, College of Oriental Medicine, Wonkwang University) ;
  • Hong, Mi Hyeon (Department of Physiology, College of Oriental Medicine, Wonkwang University) ;
  • Kim, Hye Yoom (Department of Physiology, College of Oriental Medicine, Wonkwang University) ;
  • Jang, Youn Jae (Department of Physiology, College of Oriental Medicine, Wonkwang University) ;
  • Yoon, Jung Joo (Department of Physiology, College of Oriental Medicine, Wonkwang University) ;
  • Lee, Yun Jung (Department of Physiology, College of Oriental Medicine, Wonkwang University) ;
  • Kang, Dae Gill (Department of Physiology, College of Oriental Medicine, Wonkwang University) ;
  • Lee, Ho Sub (Department of Physiology, College of Oriental Medicine, Wonkwang University)
  • 나세원 (원광대학교 한의과대학 생리학교실) ;
  • 홍미현 (원광대학교 한의과대학 생리학교실) ;
  • 김혜윰 (원광대학교 한의과대학 생리학교실) ;
  • 장윤재 (원광대학교 한의과대학 생리학교실) ;
  • 윤정주 (원광대학교 한의과대학 생리학교실) ;
  • 이윤정 (원광대학교 한의과대학 생리학교실) ;
  • 강대길 (원광대학교 한의과대학 생리학교실) ;
  • 이호섭 (원광대학교 한의과대학 생리학교실)
  • Received : 2020.07.31
  • Accepted : 2020.08.23
  • Published : 2020.08.31

Abstract

Hypertension has been approved to cause disharmony between the heart and kidney such as cardiac hypertrophy and kidney dysfunction. In traditional oriental medicine Paeo-tang (PET) has been shown to have effects on blood circulation improvement. However, the beneficial effect of PET on hypertension remains unknown. In this study, we investigated that PET attenuates blood pressure and improves cardiovascular and renal function in NG-nitro-L-arginine methylester (L-NAME) rat model. Hypertensive rat models were induced by the administration of L-NAME (40 mg/kg/day) and then PET (50 or 100 mg/kg/day) or Olmetec was treated for 2 weeks. PET treatment significantly suppressed the systolic blood pressure and decreased intima-media thickness in the thoracic aorta. PET ameliorated endothelium-dependent and independent vascular relaxation in the L-NAME-induced vascular dysfunction. PET ameliorated the functional decline in the kidney such as albumin and blood urea nitrogen in plasma. These results demonstrated that PET possesses protective effects against L-NAME-induced hypertension.

Keywords

References

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