FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term katepisternal bristle ID (Ontology) FBbt:00004321 (Fly Anatomy)
Definition Bristle of the mesothoracic episternum or katepisternum. On the dorsal aspect there are 5 to 8 bristles, with 1 to 3 of them being very large (Bb-). In the ventral aspect there is an isolated bristle (I) and in the anterior region there are 2 to 4 yellow bristles (YB).[ FlyBase:FBrf0007734 FlyBase:FBrf0219028 ]
Comment
Links to External Ontologies
VFB:FBbt_00004321
Annotations
Records annotated with this term OR any of its CHILD TERMS
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Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN       1
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 katepisternal bristle (all annotations which use CV term, excluding "NOT" statements)       1      1
Spanning Tree (Parents/Children)
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adult mesothoracic sensillum__
chaeta________________________|
                              mesothoracic bristle
                               |__katepisternal bristle  2 rec.
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Is a mesothoracic bristle
Develops from presumptive mesothoracic structures from mesothoracic leg disc
Part of katepisternum
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Synonyms
Secondary IDs
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https://www.ento.csiro.au/biology/drosophila/melanogaster.html?katepisternal%20setae%20
https://www.ento.csiro.au/biology/drosophila/melanogaster.html?katepisternal%20setulae
VFB:FBbt_00004321