adult antennal lobe receptor neuron obsolete adult olfactory receptor neuron ab12b 2013-11-22T17:51:00Z https://github.com/FlyBase/drosophila-anatomy-developmental-ontology/issues/2107 true fly_anatomy.ontology FBbt:00110672 Obsoleted as this was not molecularly-defined and ab12 likely represents a variant of another basiconic sensillum type (Benton et al., 2025). ORN ab12 An olfactory receptor neuron that whose dendrite transduces signals from the antennal basiconic sensillum ab11. It is distinguishable from ORN ab12a and ORN ab12c by its odor response profile.