Modulation of the transient outward current in adult rat ventricular myocytes by polyunsaturated fatty acids

American Journal of Physiology - Heart and Circulatory Physiology

Volumn 274, Issue 2 43-2, 1998, Pages

  Bogdanov, K Y ^a   Spurgeon, H A ^b   Vinogradova, T M ^a   Lakatta, E G ^b,c  

^a INSTITUTE OF EXPERIMENTAL CARDIOLOGY   (Russian Federation)

^b NATIONAL INSTITUTES OF HEALTH   (United States)

^c NATIONAL INSTITUTE ON AGING   (United States)

Author keywords

Arachidonic acid; Eicosapentaenoic acid; Fish oil; Linoleic acid; Potassium currents

Indexed keywords

ARACHIDONIC ACID; FISH OIL; ICOSAPENTAENOIC ACID; LINOLEIC ACID; POLYUNSATURATED FATTY ACID;

ACTION POTENTIAL; ANIMAL CELL; ARTICLE; BILAYER MEMBRANE; CELL METABOLISM; HEART MUSCLE CELL; HEART REPOLARIZATION; HEART VENTRICLE; ION TRANSPORT; MEMBRANE DEPOLARIZATION; NONHUMAN; PATCH CLAMP; POTASSIUM CURRENT; PRIORITY JOURNAL; RAT; SLOW INWARD CURRENT;

ACTION POTENTIALS; ANIMALS; ARACHIDONIC ACID; DOCOSAHEXAENOIC ACIDS; EICOSAPENTAENOIC ACID; ELECTRIC CONDUCTIVITY; FATTY ACIDS, OMEGA-3; FATTY ACIDS, OMEGA-6; FATTY ACIDS, UNSATURATED; HEART; LINOLEIC ACID; PATCH-CLAMP TECHNIQUES; POTASSIUM CHANNELS; RATS; RATS, SPRAGUE-DAWLEY;

EID: 0031891392     PISSN: 03636135     EISSN: None     Source Type: Journal    
DOI: 10.1152/ajpheart.1998.274.2.h571     Document Type: Article

References (32)

1. + currents in isolated adult rat ventricular myocytes. J. Gen. Physiol. 97: 973-1011, 1991.
2. Billman, G. E., H. Hallaq, and A. Leaf. Prevention of ischemia-induced ventricular fibrillation by n-3 fatty acids. Proc. Natl. Acad. Sci. USA 91: 4427-4430, 1994.
3. Campbell, D. L., R. L. Rasmusson, Y. Qu, and H. C. Strauss. The calcium-independent transient outward potassium current in isolated ferret right ventricular myocytes. I. Basic characterization and kinetic analysis. J. Gen. Physiol. 101: 571-601, 1993.
4. Capogrossi, M., A. Kort, H. Spurgeon, and E. Lakatta. Single adult rabbit and rat cardiac myocytes retain the Ca- and species-dependent systolic and diastolic contractile properties of intact muscle. J. Gen. Physiol. 88: 589-613, 1986.
5. + channel. Circ. Res. 72: 707-714, 1993.
6. Chien, K. R., A. Han, A. Sen, L. M. Buja, and J. T. Willerson. Accumulation of unesterified arachidonic acid in ischemic canine myocardium. Circ. Res. 54: 313-322, 1984.
7. Coulombe, A., H. Duclohier, E. Coraboeuf, and N. Touzet. Single chloride-permeable channels of large conductance in cultured cardiac cells of new-born rats. Eur. Biophys. J. 14: 155-162, 1987.
8. + channels. J. Biol. Chem. 268: 27335-27344, 1993.
9. Dixon, J. E., and D. McKinnon. Quantitative analysis of potassium channel mRNA expression in atrial and ventricular muscle of rats. Circ. Res. 75: 252-260, 1994.
10. Durot, I., A. Fournier, P. Athias, and A. Grynberg. Effect of phospholipid content in long chain polyunsaturated fatty acids on rat cardiomyocyte function (Abstract). J. Mol. Cell. Cardiol. 27: A450, 1995.
11. Giles, W. R., and Y. Imaizumi. Comparison of potassium currents in rabbit atrial and ventricular cells. J. Physiol. (Lond.) 405: 123-145, 1988.
12. Gulch, R. W., C. Ross, A. Weible, and R. Jacob. Influence of oil diets on mechanical and electrophysiological properties of the heart (Abstract). Pflügers Arch. 350, Suppl.: R97, 1994.
13. + channel (Kv1.5) by polyunsaturated fatty acids. Proc. Natl. Acad. Sci. USA 91: 1937-1944, 1994.
14. Josephson, I. R., J. Sanches-Chapula, and A. M. Brown. Early outward current in rat ventricular cells. Circ. Res. 54: 157-162, 1984.
15. Kang, J. X., Y.-F. Xiao, and A. Leaf. Free, long-chain, polyunsaturated fatty acids reduce membrane electrical excitability in neonatal rat cardiac myocytes. Proc. Natl. Acad. Sci. USA 92: 3997-4001, 1995.
16. Kilborn, M. J., and D. Fedida. A study of the developmental changes in outward current of rat ventricular myocytes. J. Physiol. (Lond.) 430: 37-60, 1990.
17. Kim, D., and D. Clapham. Potassium channels in cardiac cells activated by arachidonic acid and phospholipids. Science 244: 1174-1179, 1989.
18. + channels in cardiac myocytes by free fatty acids. Circ. Res. 67: 1040-1046, 1990.
19. Lands, W. E. M. Biochemistry and physiology of n-3 fatty acids. FASEB J. 6: 2530-2536, 1992.
20. Liu, D.-W, G. A. Gintant, and C. Antzelevitch. Ionic bases for electrophysiological distinctions among epicardial, midmyocardial, and endocardial myocytes from the free wall of the canine left ventricle. Circ. Res. 72: 671-687, 1993.
21. McLennan, P. L., T. M. Bridle, M. Y. Abeywardena, and J. S. Charnock. Dietary lipid modulation of ventricular fibrillation threshold in the marmoset monkey. Am. Heart J. 123: 1555-1561, 1992.
22. Needleman, P., J. Turk, B. A. Jakschik, A. R. Morrison, and J. B. Lefkowith. Arachidonic acid metabolism. Annu. Rev. Biochem. 55: 69-102, 1986.
23. 3 pituitary cells and its modification by chemical reagents. J. Physiol. (Lond.) 410: 587-612, 1989.
24. Pepe, S., K. Bogdanov, H. Hallaq, H. Spurgeou, A. Leaf, and E. Lakatta. Omega-3 polyunsaturated fatty acid modulates dihydropyridine effects on L-type Ca channels, cytosolic Ca, and contraction in adult rat cardiac myocytes. Proc. Natl. Acad. Sci. USA 91: 8832-8836, 1994.
25. Rouzaire-Dubois, B., and J. M. Dubois. Modification of electrophysiological and pharmacological properties of K channels in neuroblastoma cells induced by the oxidant chloramine-T. Pflügers Arch. 416: 393-397, 1990.
26. Shibata, E. F., T. Drury, H. Refsum, V. Aldrete, and W. Giles. Contributions of a transient outward current to repolarization in human atrium. Am. J. Physiol. 257 (Heart Circ. Physiol. 26): H1773-H1781, 1989.
27. K blocking drug, UK-68, 798: potent in guinea pig but no effect in rat myocardium. J. Cardiovasc. Pharmacol. 16: 401-410, 1990.
28. to blockade? J. Cardiovasc. Pharmacol. 18: 445-456, 1991.
29. Walsh, K. B., and R. S. Kass. Regulation of a heart potassium channel by protein kinase A and C. Science 242: 67-69, 1988.
30. Wettwer, E., G. J. Amos, H. Posival, and U. Ravens. Transient outward current in human ventricular myocytes of subepicardial and subendocardial origin. Circ. Res. 75: 473-482, 1994.
31. + channels of neonatal rat ventricular myocytes. Proc. Natl. Acad. Sci. USA 92: 11000-11004, 1995.
32. Yamada, M., A. Terzic, and Y. Kurachi. Regulation of potassium channels by G-protein subunits and arachidonic acid metabolites. Methods Enzymol. 238: 394-422, 1994.