FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term short labellar taste bristle ID (Ontology) FBbt:00007413 (Fly Anatomy)
Definition Shortest of the three main labellar taste bristle types, it is around 15 micrometres long and is curved in a medial direction (Shanbhag et al., 2001). These taste bristles contain the sensory dendrites of 4 gustatory receptor neurons (Shanbhag et al., 2001), which can be sensitive to sugars, bitter stimuli, salt, or water (Meunier et al., 2003; Fujishiro et al., 1984), and one mechanosensory neuron (Shanbhag et al., 2001).[ FlyBase:FBrf0041338 FlyBase:FBrf0137194 FlyBase:FBrf0152351 FlyBase:FBrf0160792 ]
Also Known As "S-type sensillum" ; "sTB"
Comment Shanbhag et al. (2001) claim 10-13 bristles are present, whilst Hiroi et al. (2002) claim 12-13. Number, position and identity (short v intermediate) of individual sensilla seems to vary between animals (Shanbhag et al., 2001; Hiroi et al., 2002; Weiss et al., 2011; Jaeger et al., 2018).
Links to External Ontologies
VFB:FBbt_00007413
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      25
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       2
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      10
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      12
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 Insertions Constructs
 short labellar taste bristle (all annotations which use CV term, excluding "NOT" statements)      26     12     20
     short labellar taste bristle | adult stage       7      3      3
Spanning Tree (Parents/Children)
Only view relationship:
adult head bristle________
adult labellum sensillum__|
taste bristle_____________|
mechanosensory chaeta_____|
                          labellar taste bristle
                           |__short labellar taste bristle  128 rec.
                               |__short labellar taste bristle S-a 80 rec.
                               |__short labellar taste bristle S-b 51 rec.
                               |__short labellar taste bristle S-c 17 rec.
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Is a labellar taste bristle
Part of labellar cap
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Synonyms
Secondary IDs
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VFB:FBbt_00007413