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. 2008 Aug;132(2):199–208. doi: 10.1085/jgp.200810024

Figure 1.

Figure 1.

TTX blocks enhanced basal sodium influx in mdx5cv FDB muscle. Isolated muscles were incubated for 5 min in the presence of 22Na+ with or without 3 × 10−9 M TTX. After extensive washing, muscle tissue–associated radioactivity was quantified by scintillation counting. Influx in mdx5cv muscles and inhibition of influx by TTX is expressed as percentage of influx in the nontreated control (C57BL/6J) muscle (ANOVA: **, P < 0.01; ***, P < 0.001). Values are reported as means ± SEM.