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. 2017 Jun 2;158(8):2486–2502. doi: 10.1210/en.2017-00111

Figure 8.

Figure 8.

KATP channel conductance of Nuf mice β-cells. (a) Representative recording of β-cell KATP channel conductance from intact Casr+/+ and CasrNuf/Nuf islets after islets had been incubated in 1.5 mM [Ca2+]o and following stimulation with 1 mM (1G), 12 mM (12G), and 20 mM (20G) glucose concentrations or with tolbutamide (Tolb). (b) Analysis of KATP channel conductance from β-cells within intact Casr+/+ (white bars) and CasrNuf/Nuf islets (black bars) following stimulation with glucose or tolbutamide. (c) Representative traces of β-cell background current measurement following glucose stimulation or treatment with tolbutamide. (d) Analysis of holding current from β-cells within intact Casr+/+ (white bars) and CasrNuf/Nuf islets (black bars) following stimulation with glucose or tolbutamide. The sample size (N) represents individual β-cell recordings obtained from intact islets of five Casr+/+ mice and five CasrNuf/Nuf mice. Results are expressed as mean ± standard error of the mean. *P < 0.05, **P < 0.01 compared with Casr+/+ mice at respective glucose and tolbutamide concentrations.