FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term adult ellipsoid body extrinsic ring neuron ExR3 ID (Ontology) FBbt:00047035 (Fly Anatomy)
Definition Adult serotonergic extrinsic ring neuron that follows the longitudinal superior medial fascicle and innervates the superior medial and intermediate protocerebrum, the crepine, the lateral accessory lobe and a dorsal layer of the fan-shaped body, with mixed terminals (Omoto et al., 2018; Hulse et al., 2021). It has mainly presynaptic terminals in both (bilateral) bulbs and the inner central domain of the ellipsoid body (Omoto et al., 2018; Hulse et al., 2021). There is one of these cells per hemisphere and it develops from neuroblast DM6 (Kandimalla et al., 2023).[ FlyBase:FBrf0240929 FlyBase:FBrf0254510 FlyBase:FBrf0257023 ]
Also Known As "ExR3"
Comment Previously assigned to DM3 in Omoto et al. (2018), but same authors assign to DM6 in Kandimalla et al. (2023).
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VFB:FBbt_00047035
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adult ellipsoid body ring neuron
 |__adult ellipsoid body extrinsic ring neuron__
serotonergic neuron                             |
 |__adult serotonergic neuron___________________|
CM3 lineage neuron                              |
 |__adult DM6 lineage neuron____________________|
adult aminergic neuron                          |
 |__adult serotonergic neuron___________________|
adult CNS neuron                                |
 |__adult DM6 lineage neuron____________________|
                                                adult ellipsoid body extrinsic ring neuron ExR3
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Is a adult ellipsoid body extrinsic ring neuron
adult serotonergic neuron
adult DM6 lineage neuron
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VFB:FBbt_00047035