Ca2+ sparks triggered by patch depolarization in rat heart cells

Circulation Research

Volumn 82, Issue 4, 1998, Pages 424-429

  Shorofsky, Stephen R ^a   Izu, Leighton ^a   Wier, Withrow Gil ^a   William Balke, C William ^a  

^a UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE   (United States)

Author keywords

Ca2+ spark; Excitation contraction coupling; Heart; Single L type Ca2+ channel

Indexed keywords

BARIUM; CALCIUM; CALCIUM CHANNEL;

ADOLESCENT; ANIMAL CELL; ARTICLE; CALCIUM TRANSPORT; EXCITATION CONTRACTION COUPLING; HEART DEPOLARIZATION; HEART MUSCLE CELL; LASER MICROSCOPY; MEMBRANE DEPOLARIZATION; NONHUMAN; PRIORITY JOURNAL; RAT; ANIMAL; CELL MEMBRANE; CELL MEMBRANE POTENTIAL; CHANNEL GATING; CONFOCAL MICROSCOPY; ELECTRIC CONDUCTIVITY; HEART; PATCH CLAMP; PHYSIOLOGY; SARCOLEMMA; SARCOPLASMIC RETICULUM; SPRAGUE DAWLEY RAT;

ANIMALS; CALCIUM; CELL MEMBRANE; ELECTRIC CONDUCTIVITY; HEART; ION CHANNEL GATING; MEMBRANE POTENTIALS; MICROSCOPY, CONFOCAL; PATCH-CLAMP TECHNIQUES; RATS; RATS, SPRAGUE-DAWLEY; SARCOLEMMA; SARCOPLASMIC RETICULUM;

EID: 0032498641     PISSN: 00097330     EISSN: None     Source Type: Journal    
DOI: 10.1161/01.RES.82.4.424     Document Type: Article

References (19)

1. Stern MD. Theory of excitation-contraction coupling in cardiac muscle. Biophys J. 1992;63:497-517.
2. 2+ release in crayfish muscle fibers. Am J Physiol. 1993;264:C1505-C1512.
3. 2+ channels and ryanodine receptors in cardiac myocytes. Proc Natl Acad Sci U S A. 1995;92:121-125.
4. Cheng H, Lederer WJ, Cannell MB. Calcium sparks: elementary events underlying excitation-contraction coupling in heart muscle. Science. 1993;262:740-744.
5. 2+ in voltage-clamped rat heart cells: visualization with confocal microscopy. J Physiol (Lond). 1994;480:21-29.
6. Cannell MB, Cheng H, Lederer WJ. The control of calcium release in heart muscle. Science. 1995;268:1045-1049.
7. López-López JR, Shacklock PS, Balke CW, Wier WG. Local calcium transients triggered by single L-type calcium channel currents in cardiac cells. Science. 1995;268:1042-1045.
8. 2+ 'sparks' and waves in intact muscle resolved by confocal imaging. Circ Res. 1997;81:462-469.
9. 2+ sparks) originate at transverse tubules in rac heart cells. J Physiol (Lond). 1995;487:601-608.
10. 2+ sparks. Cell Calcium. 1996;20:129-140.
11. Lewis-Carl S, Felix K, Caswell AH, Brandt NR, Ball WJ Jr, Vaghy PL, Neissnre G, Ferguson DG. Immunolocalization of sarcolemmal dihydropyridine receptor and sarcoplasmic reticular triadin and ryanodine receptor in rabbit ventricle and atrium. J Cell Biol. 1995;129:673-682.
12. 2+ sparks and local control theories for cardiac excitation-contraction coupling. Circ Res. 1996;78:166-171.
13. i in isolated rat ventricular myocytes. J Physiol (Lond). 1994;477:29P. Abstract.
14. 2+ entry, in heart cells from rabbit, rat and guinea-pig. Biophys J. 1997;72:A161. Abstract.
15. 2+ window current. Circ Res. 1992;70:456-464.
16. Pratusevich VR, Balke CW. Factors shaping the confocal image of the calcium spark in cardiac muscle cells. Biophys J. 1996;71:2942-2957.
17. 2+ spark frequency in ventricular myocytes. Am J Physiol. 1997;272:H657-H668.
18. i during excitation-contraction coupling in cardiac myocytes. Biophys J. 1994;67:1942-1956.
19. Sakmann B, Neher E. Geometric parameters of pipettes and membrane patches. In: Sakmann B, Neher E, eds. Single-Channel Recording. New York, NY: Plenum Publishing Corp; 1985:37-51.