Vertebrate Rod photoreceptors express both BK and IK calcium-activated potassium channels, but only BK channels are involved in receptor potential regulation

Journal of Neuroscience Research

Volumn 86, Issue 1, 2008, Pages 194-201

  Pelucchi, Bruna ^a   Grimaldi, Annalisa ^b   Moriondo, Andrea ^b  

^a UNIVERSITY OF FERRARA   (Italy)

^b UNIVERSITY OF INSUBRIA   (Italy)

Author keywords

Ambystoma; Electrophysiology; Immunofluorescence; Retina

Indexed keywords

CLOTRIMAZOLE; IBERIOTOXIN; INTERMEDIATE CONDUCTANCE CALCIUM ACTIVATED POTASSIUM CHANNEL; LARGE CONDUCTANCE CALCIUM ACTIVATED POTASSIUM CHANNEL;

AMBYSTOMA MEXICANUM; ANIMAL CELL; ARTICLE; CONTROLLED STUDY; DRUG INHIBITION; ELECTROPHYSIOLOGY; IMMUNOFLUORESCENCE; NONHUMAN; PHOTORECEPTOR; PRIORITY JOURNAL; PROTEIN EXPRESSION; RECEPTOR POTENTIAL;

ANIMALS; CLOTRIMAZOLE; DOSE-RESPONSE RELATIONSHIP, RADIATION; ELECTRIC STIMULATION; INTERMEDIATE-CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNELS; LARGE-CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNELS; LARVA; PATCH-CLAMP TECHNIQUES; PEPTIDES; POTASSIUM CHANNEL BLOCKERS; RODS (RETINA); URODELA;

EID: 38049067228     PISSN: 03604012     EISSN: 10974547     Source Type: Journal    
DOI: 10.1002/jnr.21467     Document Type: Article

References (20)

1. Bader CR, Bertrand D. 1984. Effect of changes in intra- and extracellular sodium on the inward (anomalous) rectification in salamander photoreceptors. J Physiol 347:611-631.
2. Bader CR, Macleish PR, Schwartz EA. 1979. A voltage-clamp study of the light response in solitary rods of the tiger salamander. J Physiol 296:1-26.
3. Barnes S. 1994. After transduction: response shaping and control of transmission by ion channels of the photoreceptor inner segments. Neuroscience 58:447-459.
4. Barnes S, Hille B. 1989. Ionic Channels of the Inner segment of tiger salamander cone photoreceptors. J Gen Physiol 94:719-743.
5. + channel that accelerates the rod response to dim light. Neuron 3:573-581.
6. Detwiler PB, Hodgkin AL, McNaughton PA. 1980. Temporal and spatial characteristics of the voltage response of rods in the retina of the snapping turtle. J Physiol 300:213-250.
7. 2+ channel alpha 1C subunit. Br J Pharmacol 129:547-554.
8. 2+ channels in rat brain. J Biol Chem 279:36445-36453.
9. + channels in rabbit coronary myocytes. Circ Res 84:1032-1042.
10. Ishii TM, Silvia C, Hirschberg B, Bond CT, Adelman JP, Maylie J. 1997. A human intermediate conductance calcium-activated potassium channel. Proc Natl Acad Sci U S A 94:11651-11656.
11. + channel of intermediate conductance: a possible target for immune suppression. Expert Opin Ther Targets 6:623-636.
12. Kong ID, Koh SD, Sanders KM. 2000. Purinergic activation of spontaneous transient outward currents in guinea pig taenia colonic myocytes. Am J Physiol Cell Physiol 278:C352-C362.
13. Koschak A, Koch RO, Liu J, Kaczorowski GJ, Reinhart PH, Garcia ML, Knaus HG. 1997. [125I]Iberiotoxin-D19Y/Y36F, the first selective, high specific activity radioligand for high-conductance calcium-activated potassium channels. Biochemistry 36:1943-1952.
14. 2+ channels in hippocampal neurons. Nature 395:900-905.
15. Moriondo A, Pelucchi B, Rispoli G. 2001. Calcium-activated potassium current clamps the dark potential of vertebrate rods. Eur J Neurosci 14(1):19-26.
16. 2+ channels contribute to action potential repolarization in cortical neurons. J Neurosci 27:483-495.
17. Nachman-Clewner M, St Jules R, Townes-Anderson E. 1999. L-type calcium channels in the photoreceptor ribbon synapse: localization and role in plasticity. J Comp Neurol 415(1):1-16.
18. Rispoli G, Sather WA, Detwiler PB. 1993. Visual transduction in dialysed detached rod outer segments from lizard retina. J Physiol 465:513-537.
19. Vergara C, Latorre R, Marrion NV, Adelman JP. 1998. Calcium-activated potassium channels. Curr Opin Neurobiol 8:321-329.
20. Xu JW, Slaughter MM. 2005. Large-conductance calcium-activated potassium channels facilitate transmitter release in salamander rod synapse. J Neurosci 25:7660-7668.