FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term ovarian basement membrane ID (Ontology) FBbt:00004899 (Fly Anatomy)
Definition An acellular membrane some 50 micrometers thick that is attached to the surface of the terminal filament, the germarium, and all developing egg chambers. The ovarian sheath sits on top (outside) of this.[ FlyBase:FBrf0018806 FlyBase:FBrf0019876 FlyBase:FBrf0064777 ]
Also Known As "tunica propria"
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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      22
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       2
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      11
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Relevant FlyBase reports
 Alleles Insertions Constructs
 ovarian basement membrane (all annotations which use CV term, excluding "NOT" statements)      22      2     11
     ovarian basement membrane | cell non-autonomous | somatic clone       1      1       --
     ovarian basement membrane | heat sensitive       1       --       --
     ovarian basement membrane | oogenesis       7       --       6
     ovarian basement membrane | oogenesis stage S14       5       --       5
     ovarian basement membrane | oogenesis | progressive | somatic clone       2       --       --
     ovarian basement membrane | oogenesis | somatic clone       3       --       --
Spanning Tree (Parents/Children)
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anatomical structure
 |__acellular anatomical structure_____
anatomical entity                      |
 |__female-specific anatomical entity__|
                                       ovarian basement membrane  35 rec.
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Is a acellular anatomical structure
female-specific anatomical entity
Part of ovariole
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Synonyms
  • "tunica propria" EXACT
Secondary IDs
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