Coronary arteriolar dilation to acidosis: Role of ATP-sensitive potassium channels and pertussis toxin-sensitive G proteins

Circulation

Volumn 99, Issue 4, 1999, Pages 558-563

  Ishizaka, Hiroshi ^a,c   Gudi, Siva R ^b   Frangos, John A ^b   Kuo, Lih ^a  

^a TEXAS A M COLLEGE OF MEDICINE   (United States)

^b UNIVERSITY OF CALIFORNIA SAN DIEGO   (United States)

^c HIROSAKI UNIVERSITY   (Japan)

Author keywords

Arteries; Potassium; Proteins; Vasodilation

Indexed keywords

ADENOSINE TRIPHOSPHATE; GLIBENCLAMIDE; GUANINE NUCLEOTIDE BINDING PROTEIN; GUANOSINE TRIPHOSPHATASE; NITROPRUSSIDE SODIUM; PERTUSSIS TOXIN; PINACIDIL; POTASSIUM; POTASSIUM CHANNEL;

ACIDOSIS; ANIMAL TISSUE; ARTERIOLE; ARTERY DILATATION; ARTICLE; CHANNEL GATING; CONTROLLED STUDY; CORONARY ARTERY; FEMALE; ISOLATED ARTERY; MALE; NONHUMAN; PH; PRIORITY JOURNAL; SIGNAL TRANSDUCTION; SWINE; VASCULAR SMOOTH MUSCLE;

EID: 0033514261     PISSN: 00097322     EISSN: None     Source Type: Journal    
DOI: 10.1161/01.CIR.99.4.558     Document Type: Article

References (26)

1. Nelson MT, Quayle JM. Physiological roles and properties of potassium channels in arterial smooth muscle. Am J Physiol. 1995;268:C799-C822.
2. Dart C, Standen NB. Adenosine-activated potassium current in smooth muscle cells isolated from the pig coronary artery. J Physiol (Lond). 1993;471:767-786.
3. Komaru T, Lamping KG, Eastham CL, Dellsperger KC. Role of ATP-sensitive potassium channels in coronary microvascular autoregulatory responses. Circ Res. 1991;69:1146-1151.
4. Daut J, Maier-Rudolph W, von Beckerath N, Mehrke G, Günther K, Goedel-Meinen L. Hypoxic dilation of coronary arteries is mediated by ATP-sensitive potassium channels. Science. 1990;247:1341-1344.
5. 1-adrenoceptor stimulation in dogs. Am J Physiol. 1994;266: H84-H92.
6. Siegel G, Emden J, Wenzel K, Mironneau J, Stock G. Potassium channel activation in vascular smooth muscle. Adv Exp Med Biol. 1992;311: 53-72.
7. Ishizaka H, Kuo L. Acidosis-induced coronary arteriolar dilation is mediated by ATP-sensitive potassium channels in vascular smooth muscle. Circ Res. 1996;78:50-57.
8. Chilian WM, Layne SM, Klausner EC, Eastham CL, Marcus ML. Redistribution of coronary microvascular resistance produced by dipyridamole. Am J Physiol. 1989;256:H383-H390.
9. Simon MI, Strathmann MP, Gautam N. Diversity of G proteins in signal transduction. Science. 1991;252:802-808.
10. Neer EJ, Lok JM, Wolf LG. Purification and properties of the inhibitory guanine nucleotide regulatory unit of brain adenylate cyclase. J Biol Chem. 1984;259:14222-14229.
11. il a by expressing the proteins from chimeric open reading frames. J Biol Chem. 1997;272: 24673-24678.
12. q. Proc Natl Acad Sci U S A. 1997;94: 751-756.
13. + channels in insulinoma cells via a G-protein. FEBS Lett. 1988;242:94-96.
14. 1 receptors by G proteins in rat ventricular myocytes. Am J Physiol. 1990;259:H820-H826.
15. Kuo L, Davis MJ, Chilian WM. Myogenic activity in isolated subepicardial and subendocardial coronary arterioles. Am J Physiol. 1988;255: H1558-H1562.
16. Kuo L, Davis MJ, Chilian WM. Endothelium-dependent, flow-induced dilation of isolated coronary arterioles. Am J Physiol. 1990;259: H1063-H1070.
17. Gudi S, Nolan JP, Frangos JA. Modulation of GTPase activity of G proteins by fluid shear stress and phospholipid composition. Proc Natl Acad Sci U S A. 1998;95:2515-2519.
18. s vesicles. J Biol Chem. 1986;261:1656-1664.
19. Lentz BR. Are acidic lipid domains induced by extrinsic protein binding to membrane? Mol Membr Biol. 1995;12:65-67.
20. Rubalcava B, Rodbell M. The role of acidic phospholipids in glucagon action on rat liver adenylate cyclase. J Biol Chem. 1973;248:3831-3837.
21. Randasso PA, Kahn RA. GTP hydrolysis by ADP-ribosylation factor is dependent on both an ADP-ribosylation factor GTPase-activating protein and acid phospholipids. J Biol Chem. 1994;269: 10758-10763.
22. Sigal CT, Zhou W, Buser CA, Mclaughlin S, Resh MD. Amino-terminal basic residues of Src mediate membrane binding through electrostatic interaction with acidic phospholipids. Proc Natl Acad Sci U S A. 1994; 91:12253-12257.
23. Komaru T, Wang Y, Akai K, Sato K, Sekiguchi N, Sugimura A, Kumagai T, Kanatsuka H, Shirato K. Pertussis toxin-sensitive G protein mediates coronary microvascular control during autoregulation and ischemia in canine heart. Circ Res. 1994;75:556-566.
24. Gewirtz H, Weeks G, Nathanson M, Sharaf B, Fedele F, Most AS. Tissue acidosis: role in sustained arteriolar dilatation distal to a coronary stenosis. Circulation. 1989;79:890-898.
25. g subunits and p21ras. Biochemistry. 1997;36:9523-9531.
26. Feldman RD, Chorazyczewski JIN. G-protein function is reduced in hypertension. Hypertension. 1997;29:422-427.