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Progenitor cells in the RMS express functional α3β4 nAChRs. A: average response from 116 cells from 4 animals. Response is inhibited by 5 μM conotoxin AuIB specific for α3β4 nAChR receptors (light gray). Response recovers after a 15-min washout of AuIB. B: on average, response was reduced by 92 ± 0.76% and recovered to 66.5 ± 6.8% of control. ***P < 0.001.
