collagenase treatment of these ganglia , in an attempt to increase access of the toxins to ganglion cells , did not alter these negative results . beta-bungarotoxin ( 0.5 microgram/ml , 0.02 microm ) produces a complex blockade of transmission in both avian ciliary ganglia and rat superior cervical ganglia .
C0017067
ganglia
C0228071
ganglion cells