B lymphocytes taken to task: A role for a background conductance K2P K+ channel in B cells. Focus on "Expression of TASK-2 and its upregulation by B cell receptor stimulation in WEHI-231 mouse immature B cells"

American Journal of Physiology - Cell Physiology

Volumn 300, Issue 5, 2011, Pages

  Flores, Carlos A ^a   Cid, L Pablo ^a   Niemeyer, María Isabel ^a   Sepúlveda, Francisco V ^a  

^a CENTRO DE ESTUDIOS CIENTÍFICOS CECS   (Chile)

Author keywords

[No Author keywords available]

Indexed keywords

B LYMPHOCYTE RECEPTOR; CALCIUM RELEASE ACTIVATED CALCIUM CHANNEL; POTASSIUM CHANNEL; POTASSIUM CHANNEL KV1.3; TWIK RELATED ACID SENSITIVE POTASSIUM CHANNEL 1; UNCLASSIFIED DRUG;

APOPTOSIS; B LYMPHOCYTE; EDITORIAL; HUMAN; HUMAN CELL; NONHUMAN; POTASSIUM CONDUCTANCE; PRE B LYMPHOCYTE; PRIORITY JOURNAL; UPREGULATION;

ANIMALS; B-LYMPHOCYTES; CELL LINE; HUMANS; KV1.3 POTASSIUM CHANNEL; MICE; POTASSIUM CHANNELS, TANDEM PORE DOMAIN; PRECURSOR CELLS, B-LYMPHOID; UP-REGULATION;

EID: 79955557955     PISSN: 03636143     EISSN: 15221563     Source Type: Journal    
DOI: 10.1152/ajpcell.00050.2011     Document Type: Editorial

References (23)

1. Barrière H, Belfodil R, Rubera I, Tauc M, Lesage F, Poujeol C, Guy N, Barhanin J, Poujeol P. Role of TASK2 potassium channels regarding volume regulation in primary cultures of mouse proximal tubules. J Gen Physiol 122: 177-190, 2003.
2. 2P5.1 potassium channels in multiple sclerosis. Ann Neurol 68: 58-69, 2010.
3. Bittner S, Meuth SG, Gobel K, Melzer N, Herrmann AM, Simon OJ, Weishaupt A, Budde T, Bayliss DA, Bendszus M, Wiendl H. TASK1 modulates inflammation and neurodegeneration in autoimmune inflammation of the central nervous system. Brain 132: 2501-2516, 2009.
4. Cahalan MD, Chandy KG. The functional network of ion channels in T lymphocytes. Immunol Rev 231: 59-87, 2009.
5. 2 sensitivity. Proc Natl Acad Sci USA 107: 2325-2330, 2010.
6. Goldstein SA, Bockenhauer D, O'Kelly I, Zilberberg N. Potassium leak channels and the KCNK family of two-P-domain subunits. Nat Rev Neurosci 2: 175-184, 2001.
7. 2P potassium channels based on 23 pairs of interacting sites and continuum electrostatics. J Gen Physiol 134: 53-68, 2009.
8. L'Hoste S, Poet M, Duranton C, Belfodil R, Barriere H, Rubera I, Tauc M, Poujeol C, Barhanin J, Poujeol P. Role of TASK2 in the control of apoptotic volume decrease in proximal kidney cells. J Biol Chem 282: 36692-36703, 2007.
9. Lesage F, Lazdunski M. Molecular and functional properties of twopore-domain potassium channels. Am J Physiol Renal Physiol 279: F793-F801, 2000.
10. Maeno E, Ishizaki Y, Kanaseki T, Hazama A, Okada Y. Normotonic cell shrinkage because of disordered volume regulation is an early prerequisite to apoptosis. Proc Natl Acad Sci USA 97: 9487-9492, 2000.
11. Maniati E, Potter P, Rogers NJ, Morley BJ. Control of apoptosis in autoimmunity. J Pathol 214: 190-198, 2008.
12. + channel 1 (TASK1) and TASK3 critically influence T lymphocyte effector functions. J Biol Chem 283: 14559-14570, 2008.
13. Nam JH, Shin DH, Zheng H, Lee DS, Park SJ, Park KS, Kim SJ. Expression of TASK-2 and its upregulation by B cell receptor stimulation in WEHI-231 mouse immature B cells. Am J Physiol Cell Physiol (February 9, 2011). doi:10.1152/ajpcell.00475.2010.
14. + channels by MgATP in murine immature B cells. J Biol Chem 279: 20643-20654, 2004.
15. + channel TASK-2 (KCNK5) by changes in cell volume. J Biol Chem 276: 43166-43174, 2001.
16. 2P potassium channel TASK-2 by intra-and extracellular pH. J Biol Chem 285: 16467-16475, 2010.
17. + channel. Proc Natl Acad Sci USA 104: 666-671, 2007.
18. + channels: role in apoptosis and tumorigenesis. Pflügers Arch 448: 261-273, 2004.
19. + channel from human kidney. J Biol Chem 273: 30863-30869, 1998.
20. Trimarchi JR, Liu L, Smith PJ, Keefe DL. Apoptosis recruits two-pore domain potassium channels used for homeostatic volume regulation. Am J Physiol Cell Physiol 282: C588-C594, 2002.
21. bg and Kv1.3 channels mediate potassium efflux in the early phase of apoptosis in Jurkat T lymphocytes. Am J Physiol Cell Physiol 297: C1544-C1553, 2009.
22. + channel-deficient mice reveals a mechanism for stabilizing bicarbonate transport. Proc Natl Acad Sci USA 101: 8215-8220, 2004.
23. + channel in mouse B cells as TREK-2. Am J Physiol Cell Physiol 297: C188-C197, 2009.