FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

female semi-sterile

ID (Ontology)

FBcv:0000367 (FlyBase CV)

Definition

A phenotype that is a reduction in the ability of females to produce fertilized eggs as a result of mating to below 50% of wild-type.

Comment

Links to External Ontologies

Annotations

Records annotated with this term OR any of its CHILD TERMS

Choose a record type to view annotations for this term and its child terms. Direct annotations and full annotation statements below also provide HitList buttons.

Results list data from multiple species. Choose a record type above to open its HitList.

Direct annotations: records annotated with this exact term (child terms are NOT included)

Data Class	Field	Direct annotations
Alleles (FBal)	PHENOTYPIC_CLASS
Insertions (FBti)	STERILITY
Constructs (FBtp)	PHENOTYPIC_CLASS

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Alleles	Insertions	Constructs
female semi-sterile (all annotations which use CV term, excluding "NOT" statements)
female semi-sterile \| conditional		--
female semi-sterile \| dominant		--
female semi-sterile \| dominant \| heat sensitive		--	--
female semi-sterile \| female		--
female semi-sterile \| germline clone			--
female semi-sterile \| heat sensitive		--
female semi-sterile \| maternal effect			--
female semi-sterile \| progressive
female semi-sterile \| progressive \| RU486 conditional		--
female semi-sterile \| recessive			--
female semi-sterile \| recessive \| heat sensitive		--	--

Spanning Tree (Parents/Children)

  phenotype
   |__semi-sterile
       |__female semi-sterile  1516 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	semi-sterile
Part of
Synonyms & Secondary IDs
Synonyms

Secondary IDs

External Crossreferences & Linkouts