Electroacupuncture alleviates chronic migraine hyperalgesia by suppressing microglial P2X4R-BDNF signaling in the trigeminal nucleus caudalis
: Objective To observe the effect of electroacupuncture ( EA ) at Fengchi ( GB 20 ) on the microglial P2X4R - BDNF pathway of the trigeminal caudal nucleus ( TNC ) in rat models of chronic migraine ( CM ) . Methods A total of 24 Sprague - Dawley rats were ran‐ domly allocated into three groups ( n=8/group ):...