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Summary data of the effects of TTX (50 nM) and lidocaine (2%) applied to the pool bathing the dorsal roots on the compound action potentials [CAP evoked by single-pulse electrical stimulation of the sciatic nerve: Aδ-wave (A) and C-wave (B)]. The effects of TTX and lidocaine were expressed as percentages of the control area. Asterisks (*) represent a significant decrease (P < 0.05) in the areas of the compound action potential from their respective control values.
