FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

decreased body weight

ID (Ontology)

FBcv:0007506 (FlyBase CV)

Definition

Phenotype that is a decrease in body weight compared to identically raised wild-type controls.

Also Known As

"reduced body weight"

Comment

Links to External Ontologies

Annotations

Records annotated with this term OR any of its CHILD TERMS

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

Data Class	Field	Direct annotations
Alleles (FBal)	PHENOTYPIC_CLASS
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	Constructs
decreased body weight (all annotations which use CV term, excluding "NOT" statements)
decreased body weight \| adult stage
decreased body weight \| adult stage \| dominant		--
decreased body weight \| adult stage \| female
decreased body weight \| adult stage \| female limited		--
decreased body weight \| adult stage \| nutrition conditional
decreased body weight \| adult stage \| recessive		--
decreased body weight \| adult stage \| RU486 conditional
decreased body weight \| female \| larval stage
decreased body weight \| female \| recessive		--
decreased body weight \| female \| somatic clone - tissue specific		--
decreased body weight \| larval stage
decreased body weight \| pupal stage
decreased body weight \| third instar larval stage
decreased body weight \| third instar larval stage \| nutrition conditional

Spanning Tree (Parents/Children)

  phenotype
   |__abnormal body weight
       |__decreased body weight  129 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	abnormal body weight
Part of
Synonyms & Secondary IDs
Synonyms
	"reduced body weight" EXACT
Secondary IDs

External Crossreferences & Linkouts