FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term ring canal ID (Ontology) FBbt:00005409 (Fly Anatomy)
Definition Cytoplasmic bridge that connects the male or female germline cells in a 16-cell cyst.[ FlyBase:FBrf0016305 ]
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Direct annotations: records annotated with this exact term (child terms are NOT included)
Data ClassFieldDirect annotations
Alleles (FBal)PHENOTYPE_MANIFEST_IN
Insertions (FBti)PHENOTYPE_MANIFEST_IN
Constructs (FBtp)PHENOTYPE_MANIFEST_IN
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 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Insertions Constructs
 ring canal (all annotations which use CV term, excluding "NOT" statements)
     ring canal | adult stage | male
      --       --       --
     ring canal | ectopic
      --       --
     ring canal | female
      --       --
     ring canal | germline clone
      --
      --
     ring canal | germline clone | increased number
      --       --       --
     ring canal | germline clone | maternal effect
      --       --       --
     ring canal | oogenesis
      --
      --
     ring canal | oogenesis stage S10B
      --       --
     ring canal | oogenesis stage S9
      --       --
     ring canal | spermatogenesis
      --       --       --
Spanning Tree (Parents/Children)
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reproductive system
 |__gonad________________
anatomical structure     |
 |__cell component_______|
multicellular structure  |
 |__gonad________________|
                         ring canal  290 rec.
                          |__nurse cell ring canal 202 rec.
                          |   |__nurse cell ring canal rim(+) 18 rec.
                          |__spermatocyte ring canal 14 rec.
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Is a cell component
Part of gonad
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