FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term adult lobula visual centrifugal neuron LoVC22 ID (Ontology) FBbt:20000738 (Fly Anatomy)
Definition Adult visual centrifugal neuron with its soma dorsal to the anterior optic tubercle (Schlegel et al., 2024; Dorkenwald et al., 2024). It is a putative embryonic-born neuron (Schlegel et al., 2024; Dorkenwald et al., 2024). It sends multiple branches into the contralateral proximal lobula, where it has mixed terminals in layers 5 and 6, spanning around 100 columns (Nern et al., 2025). Two processes extend around to the distal lobula plate, then send multiple branches into this neuropil, where it has mixed synapses in layers 1 and 2 (Nern et al., 2025). In the central brain, it receives input in the superior posterior slope and inferior bridge (Schlegel et al., 2024; Dorkenwald et al., 2024). Its predicted neurotransmitter is dopamine (Eckstein et al., 2024; Nern et al., 2025). There are approximately 2 of these cells per hemisphere (Nern et al., 2025).[ FlyBase:FBrf0246888 FlyBase:FBrf0259490 FlyBase:FBrf0260535 FlyBase:FBrf0260546 FlyBase:FBrf0262545 ]
Also Known As "adult clamp neuron 033" ; "CL033" ; "cLLP02" (for all, see Synonyms field below)
Comment Uncharacterized putative cell type based on Hemibrain data (Scheffer et al., 2020), updated using FlyWire (FAFB) data (Dorkenwald et al., 2024; Schlegel et al., 2024), and identified at light level by Nern et al. (2025). Soma location is based on the closest annotated neuropil region in FlyWire. Some inconsistencies in central brain inputs in FlyWire.
Links to External Ontologies
VFB:FBbt_20000738
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interneuron
 |__primary interneuron______________
dopaminergic neuron                  |
 |__adult dopaminergic neuron________|
sensory system neuron                |
 |__visual system neuron_____________|
primary neuron                       |
 |__primary interneuron______________|
adult interneuron                    |
 |__adult visual centrifugal neuron__|
input/output neuron                  |
 |__adult visual centrifugal neuron__|
adult aminergic neuron               |
 |__adult dopaminergic neuron________|
CNS neuron                           |
 |__supraesophageal ganglion neuron__|
                                     adult lobula visual centrifugal neuron LoVC22
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Is a supraesophageal ganglion neuron
visual system neuron
primary interneuron
adult dopaminergic neuron
adult visual centrifugal neuron
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VFB:FBbt_20000738