Modulation of Cyclic AMP-PKA System on Inhibitory and Excitatory Herbs-induced Ion Currents

Cyclic AMP-PKA System이 억제성 및 흥분성 한약재에 의해 유발된 이온전류에 미치는 영향

  • Kim Youn-Jung (Dept. of Physiology, College of Medicine, Kyung Hee University) ;
  • Shin Min-Chul (Dept. of Physiology, College of Medicine, Kyung Hee University) ;
  • Chung Joo-Ho (Dept. of Pharmacology, College of Medicine, Kyung Hee University) ;
  • Lee Choong-Yeol (Dept. of Physiology, College of Oriental Medicine, Kyung Won University) ;
  • Kim Ee-Hwa (Dept. of Physiology, College of Oriental Medicine, Se Myung University) ;
  • Kim Chang-Ju (Dept. of Physiology, College of Medicine, Kyung Hee University)
  • 김연정 (경희대학교 의과대학 생리학교실) ;
  • 신민철 (경희대학교 의과대학 생리학교실) ;
  • 정주호 (경희대학교 의과대학 약리학교실) ;
  • 이충열 (경원대학교 한의과대학 생리학교실) ;
  • 김이화 (세명대학교 한의과대학 경혈학교실) ;
  • 김창주 (경희대학교 의과대학 생리학교실)
  • Published : 2001.03.27

Abstract

Modulatory effect of cAMP-PKA system on inhibitory- and excitatory herbs-induced ion currents were investigated by nystatin-perforated patch clamp method under voltage-clamp condition. Ion currents induced by Bupleuri radix and Coptidis rhizoma were not affected by cAMP-PKA system. Ion current induced by Ecliptae herba was partially inhibited by cAMP-PKA system. Ion currents induced by Aconiti tuber and Boshniakiae herba were inhibitory modulated and ion current induced by Zingiberis rhizoma was excitatory modulated by cAMP-PKA system. Modulation of cAMP-PKA system on ion currents induced by Ginseng radix was fluctuated. In this results, it can be seen generally that excitatory herbs-induced ion currents were modulated by cAMP-PKA system while cAMP-PKA system did not affect inhibitory herbs-induced ion currents.

Keywords

References

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