Descending vasa recta endothelia express inward rectifier potassium channels

American Journal of Physiology - Renal Physiology

Volumn 293, Issue 4, 2007, Pages

  Cao, Chunhua ^a   Lee Kwon, Whaseon ^a   Payne, Kristie ^a   Edwards, Aurélie ^b   Pallone, Thomas L ^a,c  

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

^b Tufts University   (United States)

^c UNIVERSITY OF MARYLAND MEDICAL SYSTEM   (United States)

Author keywords

Electrophysiology; Endothelium; Kidney; Medulla; Microcirculation; Potassium channel

Indexed keywords

ADENOSINE TRIPHOSPHATASE; POTASSIUM CHANNEL;

ANIMAL EXPERIMENT; ANIMAL TISSUE; ARTICLE; CONTROLLED STUDY; ELECTROPHYSIOLOGY; ENDOTHELIUM; ENDOTHELIUM CELL; HYPERPOLARIZATION; IMMUNOCHEMISTRY; KIDNEY ARTERY; MICROCIRCULATION; NONHUMAN; PATCH CLAMP; PERICYTE; PRIORITY JOURNAL; RAT; WHOLE CELL;

EID: 35348829830     PISSN: 1931857X     EISSN: 15221466     Source Type: Journal    
DOI: 10.1152/ajprenal.00278.2007     Document Type: Article

References (32)

1. Adams DJ, Barakeh J, Laskey R, Van Breemen C. Ion channels and regulation of intracellular calcium in vascular endothelial cells. FASEB J 3: 2389-2400, 1989.
2. Bradley KK, Jaggar JH, Bonev AD, Heppner TJ, Flynn ER, Nelson MT, Horowitz B. Kir2.1 encodes the inward rectifier potassium channel in rat arterial smooth muscle cells. J Physiol 515: 639-651, 1999.
3. + conductance. Am J Physiol Regul Integr Comp Physiol 290: R1601-R1607, 2006.
4. ATP channel conductance of descending vasa recta pericytes. Am J Physiol Renal Physiol 289: F1235-F1245, 2005.
5. Chilton L, Loutzenhiser R. Functional evidence for an inward rectifier potassium current in rat renal afferent arterioles. Circ Res 88: 152-158, 2001.
6. +-induced cerebral vasodilatation in vivo. Am J Physiol Heart Circ Physiol 279: H2704-H2712, 2000.
7. Eckman DM, Nelson MT. Potassium ions as vasodilators: role of inward rectifier potassium channels. Circ Res 88: 132-133, 2001.
8. Edwards FR, Hirst GD, Silverberg GD. Inward rectification in rat cerebral arterioles; involvement of potassium ions in autoregulation. J Physiol 404: 455-466, 1988.
9. + is an endothelium-derived hyperpolarizing factor in rat arteries. Nature 396: 269-272, 1998.
10. Fang Y, Schram G, Romanenko VG, Shi C, Conti L, Vandenberg CA, Davies PF, Nattel S, Levitan I. Functional expression of Kir2.x in human aortic endothelial cells: the dominant role of Kir22. Am J Physiol Cell Physiol 289: C1134-C1144, 2005.
11. Jackson WF. Potassium channels in the peripheral microcirculation. Microcirculation 12: 113-127, 2005.
12. Jamison RL, Work J, Schafer JA. New pathways for potassium transport in the kidney. Am J Physiol Renal Fluid Electrolyte Physiol 242: F297-F312, 1982.
13. Johnson TD, Marrelli SP, Steenberg ML, Childres WF, Bryan RM Jr. Inward rectifier potassium channels in the rat middle cerebral artery. Am J Physiol Regul Integr Comp Physiol 274: R541-R547, 1998.
14. + channels. J Physiol 492: 419-430, 1996.
15. Kubo Y, Adelman JP, Clapham DE, Jan LY, Karschin A, Kurachi Y, Lazdunski M, Nichols CG, Seino S, Vandenberg CA. International Union of Pharmacology. LIV. Nomenclature and molecular relationships of inwardly rectifying potassium channels. Pharmacol Rev 57: 509-526, 2005.
16. + channel Nav1.3 is regulated by calmodulin. Am J Physiol Renal Physiol 292: F404-F414, 2007.
17. Lee-Kwon W, Wade JB, Zhang Z, Pallone TL, Weinman EJ. Expression of TRPC4 channel protein that interacts with NHERF-2 in rat descending vasa recta. Am J Physiol Cell Physiol 288: C942-C949, 2005.
18. Nelson MT, Quayle JM. Physiological roles and properties of potassium channels in arterial smooth muscle. Am J Physiol Cell Physiol 268: C799-C822, 1995.
19. Nilius B, Viana F, Droogmans G. Ion channels in vascular endothelium. Annu Rev Physiol 59: 145-170, 1997.
20. + conductance in descending vasa recta pericytes by ANG II. Am J Physiol Renal Physiol 287: F1213-F1222, 2004.
21. Pallone TL, Huang JM. Control of descending vasa recta pericyte membrane potential by angiotensin II. Am J Physiol Renal Physiol 282: F1064-F1074, 2002.
22. Pallone TL, Jamison RL. Effect of ureteral excision on inner medullary solute concentration in rats. Am J Physiol Renal Fluid Electrolyte Physiol 255: F1225-F1229, 1988.
23. Pallone TL, Silldorff EP, Cheung JY. Response of isolated rat descending vasa recta to bradykinin. Am J Physiol Heart Circ Physiol 274: H752-H759, 1998.
24. Quayle JM, Nelson MT, Standen NB. ATP-sensitive and inwardly rectifying potassium channels in smooth muscle. Physiol Rev 77: 1165-1232, 1997.
25. 2+ signaling and membrane potential in descending vasa recta pericytes and endothelia. Am J Physiol Renal Physiol 283: F852-F860, 2002.
26. Rivers RJ, Hein TW, Zhang C, Kuo L. Activation of barium-sensitive inward rectifier potassium channels mediates remote dilation of coronary arterioles. Circulation 104: 1749-1753, 2001.
27. 2+. Am J Physiol Heart Circ Physiol 271: H696-H705, 1996.
28. Segal SS. Regulation of blood flow in the microcirculation. Microcirculation 12: 33-45, 2005.
29. Zhang Q, Cao C, Mangano M, Zhang Z, Silldorff EP, Lee-Kwon W, Payne K, Pallone TL. Descending vasa recta endothelium is an electrical syncytium. Am J Physiol Regul Integr Comp Physiol 291: R1688-R1699, 2006.
30. + conductance in the rat. J Physiol 567: 445-457, 2005.
31. Zhang Z, Huang JM, Turner MR, Rhinehart KL, Pallone TL. Role of chloride in constriction of descending vasa recta by angiotensin II. Am J Physiol Regul Integr Comp Physiol 280: R1878-R1886, 2001.
32. Zhang Z, Rhinehart K, Pallone TL. Membrane potential controls calcium entry into descending vasa recta pericytes. Am J Physiol Regul Integr Comp Physiol 283: R949-R957, 2002.