receives synaptic input from neuron sends synaptic output to cell adult protocerebral bridge 1 glomerulus-ellipsoid body tile-nodulus 1 neuron adult ellipsoid body-protocerebral bridge 1 glomerulus-dorsal/ventral gall neuron adult protocerebral bridge 1 glomerulus-ellipsoid body tile-nodulus 1 neuron 1 2020-09-04T09:56:43Z PEN1 FBbt:00049803 VFB:FBbt_00049803 Adult protocerebral bridge 1 glomerulus-ellipsoid body tile-nodulus 1 neuron (PEN) that is activated in phase with adult ellipsoid body-protocerebral bridge-gall neuron (EPG) neurons (Green et al., 2017). It is cholinergic (Turner-Evans et al., 2020). These cells receive input from EPG neurons of the same glomerulus in the protocerebral bridge, and form less specific 'hyper-local' feedback loops with EPG neurons in the ellipsoid body (Turner-Evans et al., 2020). P-EN1 neuron fly_anatomy.ontology PB-EB-NO neuron type 1 PEN1 PEN_a adult cholinergic neuron