FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
Help Close All Open All
General Information
Term visceral muscle fiber ID (Ontology) FBbt:00005075 (Fly Anatomy)
Definition Muscle fiber of visceral muscles. It is uninucleate and the contractile material packs the whole fiber.[ FlyBase:FBrf0239227 ]
Comment
Links to External Ontologies
Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN      59
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       2
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       5
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      27
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Insertions Constructs
 visceral muscle fiber (all annotations which use CV term, excluding "NOT" statements)      59      4      7     28
     visceral muscle fiber | embryonic stage      22       --       3      7
     visceral muscle fiber | embryonic stage | germline clone       1       --       1       --
     visceral muscle fiber | increased number       3       --       --       2
     visceral muscle fiber | larval stage       5       --       --       --
     visceral muscle fiber | larval stage | RU486 conditional       2       --       --       2
     visceral muscle fiber | third instar larval stage       3       --       --       3
     visceral muscle fiber | third instar larval stage | heat sensitive       5       --       --       5
Spanning Tree (Parents/Children)
Only view relationship: 
germ layer derivative
 |__mesodermal derivative__
muscle cell                |
 |__visceral muscle cell___|
                           visceral muscle fiber  190 rec.
                            |__circular intestinal visceral muscle fiber 48 rec.
                            |__foregut visceral muscle fiber
                            |__hindgut visceral muscle fiber 2 rec.
                            |__longitudinal intestinal visceral muscle fiber 58 rec.
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a visceral muscle cell
mesodermal derivative
Part of
hide Synonyms & Secondary IDs
Synonyms
Secondary IDs
hide External Crossreferences & Linkouts