FB2026_02 , released June 18, 2026
FB2026_02 , released June 18, 2026
CV Term Report
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General Information
Term varicosity ID (Ontology) GO:0043196 (Gene Ontology)
Definition Non-terminal inflated portion of the axon, containing the specialized apparatus necessary to release neurotransmitters.
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Data ClassFieldDirect annotations
Genes (FBgn)GO_CELLULAR_COMPONENT
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Relevant FlyBase reports
 Alleles Genes Constructs
 varicosity (all annotations which use CV term, excluding "NOT" statements)       --
      --
     located_in | varicosity       --
      --
     varicosity | adult stage
      --
     varicosity | increased number | third instar larval stage
      --
     varicosity | third instar larval stage
      --
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Vocabulary search: maintenance
cellular_component
 |__cellular anatomical structure__
axon                               |
 |__main axon______________________|
cellular anatomical structure      |
 |__main axon______________________|
                                   varicosity  2 rec.
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Is a cellular anatomical structure
Part of main axon
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