has characteristic adult fan-shaped body delta neuron adult fan-shaped body horizontal delta neuron 2010-10-19T05:57:01Z adult fan-shaped body intrinsic bicolumnar neuron pontine fiber system 1 Adult fan-shaped body delta neuron that connects columns that are separated by half the width of the fan-shaped body (Hanesch et al., 1989; Young and Armstrong, 2010a; Young and Armstrong, 2010b; Hulse et al., 2021), with one column being predominantly input and the other predominantly output (Hulse et al., 2021). These neurons develop from the fan-shaped body pioneer neurons (Andrade et al., 2019). pontine neuron P1 PFS1 hΔ FlyBrain_NDB:10251 hDelta fly_anatomy.ontology VFB:FBbt_00007523 hΔ FBbt:00007523 fan-shaped body intrinsic neuron bilateral