FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term mesothoracic tibial apical bristle ID (Ontology) FBbt:00004392 (Fly Anatomy)
Definition Longer and thicker bristle without bracts in the anterior compartment, on the ventral distal region of the mesothoracic tibia, near the joint with the first tarsal segment. It is part of the longitudinal bristle row 8 and it is surrounded by 4 or 5 spur bristles.[ FlyBase:FBrf0219028 ]
Also Known As "T2 AB"
Comment
Links to External Ontologies
VFB:FBbt_00004392
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      23
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       3
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      13
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Insertions Constructs
 mesothoracic tibial apical bristle (all annotations which use CV term, excluding "NOT" statements)      23      3     13
     mesothoracic tibial apical bristle | cell autonomous | ectopic | somatic clone       1       --       --
     mesothoracic tibial apical bristle | ectopic       4       --       2
     mesothoracic tibial apical bristle | ectopic | somatic clone       4      2      4
     mesothoracic tibial apical bristle | heat sensitive       3      1       --
     mesothoracic tibial apical bristle | somatic clone       1       --       --
Spanning Tree (Parents/Children)
Only view relationship: 
mesothoracic bristle
 |__mesothoracic leg mechanosensory bristle__
mesothoracic leg sensillum                   |
 |__mesothoracic leg mechanosensory bristle__|
mechanosensory chaeta                        |
 |__microchaeta______________________________|
adult sensillum                              |
 |__microchaeta______________________________|
leg mechanosensory bristle                   |
 |__mesothoracic leg mechanosensory bristle__|
                                             mesothoracic tibial apical bristle  39 rec.
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Is a microchaeta
mesothoracic leg mechanosensory bristle
Develops from presumptive mesothoracic tibial apical bristle
Part of mesothoracic tibia
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Synonyms
Secondary IDs
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VFB:FBbt_00004392