FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term adult DN period neuron ID (Ontology) FBbt:00003628 (Fly Anatomy)
Definition Period (FBgn0003068) expressing neuron of the adult brain whose cell body is located in the posterior, dorsal-most cortex.[ FlyBase:FBrf0056576 FlyBase:FBrf0098279 FlyBase:FBrf0162235 ]
Comment Kaneko et al. (1997) suggest that the larval DN period neurons could be the same cells as the adult DN period neurons based on position of the soma. However, they further comment that these cells do not continuously express Period (FBgn0003068) throughout the developmental stages, making developmental profiling difficult. Furthermore, antiphase cycling of Period observed in larval DN period neuron-2 was not found in either the pupal or adult DN period neuron-2, suggesting that these cells would have to change their Period cycling phase during metamorphosis if they are the same cells. Because of this uncertainty, this ontology does not currently record a developmental relationship between the larval and adult DN neurons.
Links to External Ontologies
VFB:FBbt_00003628
Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       1
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Relevant FlyBase reports
  Genes Insertions Constructs
 adult DN period neuron (all annotations which use CV term, excluding "NOT" statements)       2      4      1      9
Spanning Tree (Parents/Children)
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pacemaker neuron
 |__adult pacemaker neuron___________
adult neuron                         |
 |__adult CNS neuron_________________|
 |__adult pacemaker neuron___________|
CNS neuron                           |
 |__supraesophageal ganglion neuron__|
 |__adult CNS neuron_________________|
                                     adult DN period neuron  147 rec.
                                      |__DN1 neuron 113 rec.
                                      |   |__DN1a neuron 49 rec.
                                      |   |__DN1p neuron(+) 53 rec.
                                      |__DN2 neuron 38 rec.
                                      |__DN3 neuron 53 rec.
                                          |__allatostatin C DN3 neuron(+) 5 rec.
                                          |__large DN3 neuron(+) 8 rec.
                                          |__small central-projecting DN3 neuron(+) 3 rec.
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Is a supraesophageal ganglion neuron
adult CNS neuron
adult pacemaker neuron
Part of adult brain
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Synonyms
  • "adult dorsal neuron" RELATED
    "DN period neuron" RELATED
Secondary IDs
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VFB:FBbt_00003628