FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term embryonic/larval dorsal tracheal branch 1 ID (Ontology) FBbt:00000266 (Fly Anatomy)
Definition Any embryonic/larval dorsal tracheal branch (FBbt:00000265) that is part of some tracheal metamere 1 (FBbt:00005026).[ FlyBase:FBrf0064787 ]
Also Known As "anterior anastomosis" ; "DB1" ; "great dorsal commissure" (for all, see Synonyms field below)
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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       6
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       1
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       1
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Relevant FlyBase reports
 Alleles Insertions
 embryonic/larval dorsal tracheal branch 1 (all annotations which use CV term, excluding "NOT" statements)       6      2
     embryonic/larval dorsal tracheal branch 1 | cell non-autonomous | somatic clone       1       --
     embryonic/larval dorsal tracheal branch 1 | embryonic stage       1       --
Spanning Tree (Parents/Children)
Only view relationship:
embryonic/larval tracheal section
 |__embryonic/larval dorsal tracheal branch__
 |__larval tracheal branch of Tr1____________|
primary tracheal branch                      |
 |__embryonic/larval dorsal tracheal branch__|
tracheal branch                              |
 |__larval tracheal branch of Tr1____________|
                                             embryonic/larval dorsal tracheal branch 1  8 rec.
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Is a embryonic/larval dorsal tracheal branch
larval tracheal branch of Tr1
Part of
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