FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term frontal sac ID (Ontology) FBbt:00015911 (Fly Anatomy)
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Data Class Field Records
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       1
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 Genes Insertions Constructs
 frontal sac (all annotations which use CV term, excluding "NOT" statements)       3      1      4
Spanning Tree (Parents/Children)
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anatomical structure
 |__multicellular structure_____
ectodermal derivative           |
 |__dorsal ectoderm derivative__|
                                frontal sac  8 rec.
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Is a dorsal ectoderm derivative
multicellular structure
Develops from dorsal ridge
embryonic procephalic segment
Part of stage 15 embryo
late embryo
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