Fig. 4

The strategies and effects of ADSCs to promote facial nerve regeneration [228, 231]. A. a Schematic overview of the experimental procedures. b Compound muscle action potential (CMAP) analysis. c, d, e Illustrate CMAP amplitude and latency and the degree of whisker stimulation, respectively. Reproduced with permission from Ref [228]. Copyright 2020 John Wiley & Sons, Ltd. A. a Schematic overview of the experimental procedures. b CMAP analysis. c, d, e illustrate CMAP amplitude and duration and latency, respectively. Reproduced with permission from Ref [231]. Copyright 2018 Wound Healing Society. One (*) and two (**) asterisks represent probabilities less than 0.05 (p < 0.05) and 0.01 (p < 0.01), respectively