FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term heart primordium ID (Ontology) FBbt:00005684 (Fly Anatomy)
Definition The region of the dorsal vessel primordium that gives rise to the embryonic/larval heart.
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Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN      68
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       2
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       5
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      24
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 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Insertions Constructs
 heart primordium (all annotations which use CV term, excluding "NOT" statements)      69     17      7     27
     heart primordium | embryonic stage       1       --       --       --
Spanning Tree (Parents/Children)
Only view relationship: 
primordium
 |__circulatory system primordium______
developing material anatomical entity  |
 |__developing embryonic structure_____|
                                       heart primordium  120 rec.
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Is a developing embryonic structure
circulatory system primordium
Part of dorsal vessel primordium
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Synonyms
  • "embryonic heart" RELATED
Secondary IDs
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