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These data suggest that the increase in both TTX-S INa and TTX-R INa and the decrease in IA and Ik in small/medium TG neurons in IAN-transected rats are involved in the activation of spike generation, resulting in hyperexcitability of Adelta-IAN fibers innervating the mental region after IAN transection.
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Nakagawa et al. (2010) studied this question.
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