FB2025_05 , released December 11, 2025

CV Term Report

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General Information

Term

increased mortality during development

ID (Ontology)

FBcv:0002019 (FlyBase CV)

Definition

A phenotype of a population that is the death of a significant proportion of animals in that population prior to becoming a mature adult, where mature is defined as after adult stage A3 (FBdv:00006012).

Comment

Links to External Ontologies

Annotations

Records annotated with this term OR any of its CHILD TERMS

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
increased mortality during development (all annotations which use CV term, excluding "NOT" statements)	106	70
increased mortality during development \| calorie restriction conditional	3	3
increased mortality during development \| chemical conditional	1	--
increased mortality during development \| conditional	12	10
increased mortality during development \| dominant \| conditional	1	--
increased mortality during development \| female \| recessive	1	--
increased mortality during development \| germline clone \| maternal effect	3	3
increased mortality during development \| maternal effect	6	6
increased mortality during development \| nutrition conditional	6	1
increased mortality during development \| parental effect	4	3
increased mortality during development \| temperature conditional	1	--

Spanning Tree (Parents/Children)

  phenotype
   |__increased mortality
       |__increased mortality during development  53862 rec.
           |__lethal 46784 rec.
           |   |__lethal - all die before end of P-stage(+) 17529 rec.
           |   |__lethal - all die during immature adult stage 6 rec.
           |__partially lethal 11259 rec.
           |   |__partially lethal - majority die 7576 rec.
           |   |__partially lethal - majority live 1034 rec.
           |__some die during embryonic stage 6648 rec.
           |   |__majority die during embryonic stage(+) 6180 rec.
           |__some die during immature adult stage 164 rec.
           |   |__majority die during immature adult stage(+) 7 rec.
           |__some die during larval stage 4998 rec.
           |   |__majority die during larval stage(+) 1401 rec.
           |   |__some die during first instar larval stage(+) 390 rec.
           |   |__some die during second instar larval stage(+) 356 rec.
           |   |__some die during third instar larval stage(+) 449 rec.
           |__some die during P-stage 8987 rec.
               |__majority die during P-stage(+) 2426 rec.
               |__some die during pharate adult stage(+) 958 rec.
               |__some die during prepupal stage(+) 165 rec.
               |__some die during pupal stage(+) 6519 rec.

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

Secondary IDs

External Crossreferences & Linkouts