FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term immature columnar neuron T1 ID (Ontology) FBbt:00052324 (Fly Anatomy)
Definition Immature form of the columnar neuron T1 (Konstantinides et al., 2022). It is a Notch OFF hemilineage secondary neuron, born from a medulla forming neuroblast during the D/BarHI temporal window (Konstantinides et al., 2022).[ FlyBase:FBrf0253187 ]
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VFB:FBbt_00052324
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 immature columnar neuron T1 (all annotations which use CV term, excluding "NOT" statements)       1
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anterior ectoderm derivative
 |__immature adult optic lobe neuron____________
secondary neuron                                |
 |__Notch OFF hemilineage secondary neuron______|
 |__immature secondary neuron___________________|
Notch OFF hemilineage neuron                    |
 |__Notch OFF hemilineage secondary neuron______|
immature neuron                                 |
 |__immature secondary neuron___________________|
 |__immature adult optic lobe neuron____________|
 |__immature adult optic lobe intrinsic neuron__|
                                                immature columnar neuron T1  1 rec.
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Is a Notch OFF hemilineage secondary neuron
immature secondary neuron
immature adult optic lobe neuron
immature adult optic lobe intrinsic neuron
Develops from medulla forming neuroblast
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VFB:FBbt_00052324