Fig. 4From: The involvement of Neuregulin-1 in the process of facial nerve injury repair through the utilization of dental pulp stem cellsNRG-1 promotes the recovery of nerve trunk action potentials after facial nerve injury in rats. (A) The waveform of the action potential in the facial nerve trunk, a: Control, b: DPSCs, c: DPSCs-vector, d: DPSCs-NRG-1. (B) Statistical analysis of incubation period. (C) Statistical analysis of amplitude. (* (P < 0.05), ** (P < 0.001), *** (P < 0.0001))Back to article page