FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term antennal intermediate sensillum ai2 ID (Ontology) FBbt:00067032 (Fly Anatomy)
Definition Olfactory intermediate sensillum of antennal segment 3 that is innervated by olfactory receptor neuron Or83c and olfactory receptor neuron Or23a (Grabe et al., 2016). There are more of these sensilla in males than females (Grabe et al, 2016).[ FlyBase:FBrf0128642 FlyBase:FBrf0187305 FlyBase:FBrf0224383 FlyBase:FBrf0229748 FlyBase:FBrf0233453 FlyBase:FBrf0239032 ]
Also Known As "antennal intermediate sensillum I2" ; "antennal trichoid sensillum at2" ; "I-2 sensillum"
Comment Reclassified from trichoid to intermediate by fluorescence-guided single sensillum recording (FG-SSR) (Lin and Potter, 2015; https://orcid.org/0000-0002-1373-1705).
Links to External Ontologies
VFB:FBbt_00067032
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       8
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       2
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN       2
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 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Insertions Constructs
 antennal intermediate sensillum ai2 (all annotations which use CV term, excluding "NOT" statements)       8      2      2      5
Spanning Tree (Parents/Children)
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antennal segment 3 sense organ__
olfactory sensory organ_________|
intermediate sensillum__________|
adult antennal sensillum________|
                                intermediate sensillum of antennal segment 3
                                 |__antennal intermediate sensillum ai2  17 rec.
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Is a intermediate sensillum of antennal segment 3
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VFB:FBbt_00067032