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. Author manuscript; available in PMC: 2011 May 2.
Published in final edited form as: Channels (Austin). 2010 MAY-JUN;4(3):203–214. doi: 10.4161/chan.4.3.11982

Figure 9.

Figure 9

Single-channel inward Rb currents through a cell-attached patch on an R128Y oocyte. The bath solution consisted of: 0 Mg, 2 mM Ca and 10 mM K, which depolarized the oocyte to -45 mV. The patch pipette contained 100 mM Rb, 0 Mg, 2 Ca, and pipette holding potentials were varied between +50 mV and +150 mV relative to the bath (ground). One R128Y channel in the patch, having inward Rb conductance of 14.2 pS. Records were sampled at 5 khz & filtered at 300 Hz.