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Home  |  Model Systems  |  Invertebrates  |  Drosophila melanogaster  |  AD 255

Model System - AD 255

Deletion mutant, known as Delta halo, lacking its endogenous Odorant Receptor genes, OR22a and OR22b.

CategoryInvertebrates  /  Drosophila melanogaster
Arrival or creation dateMar 14, 2011
Last revisionDec 17, 2014
Author(s)M. Welte, Dobritsa AA, van der Goes van Naters W, Warr CG, Steinbrecht RA, Carlson JR
Contact
NameF. Anna Digilio
AddressInstitute of Biosciences and BioResources - CNR, Via P. Castellino 111, 80131 Naples, Italy
Phone+39 081 6132430
Emailanna.digilio@ibbr.cnr.it

Genotypew; Dhalo/CyO;Dr/TM3,Sb.
OriginCarlson JR

Description

Due a sinthethic deletion of the Odorant Receptors 22a and 22b, this strain contains a mutant neuron lacking odor response, known as empty neuron. Using the UAS/GAL4 system, a heterologous Odorant Receptor can be introduced specifically in the empty neuron and studied. In our laboratory, we used this strain to express the heterologous AalOR2 (Aedes albopictus Odorant Receptor 2) gene, demostrating that this OR is narrowly tuned to indole, and inhibited by (-)-menthone.

 

Quality validation: Yes

Validation info

The Model System has been both published in peer-reviewed journals and used to obtain data reported in a peer-reviewed journal.

 

Citations
Dobritsa AA, van der Goes van Naters W, Warr CG, Steinbrecht RA, Carlson JR. Integrating the molecular and cellular basis of odor coding in the Drosophila antenna. Neuron.2003;37:827–841.
Scialò F, Hansson BS, Giordano E, Polito CL, Digilio FA. Molecular and functional characterization of the odorant receptor2 (OR2) in the tiger mosquito Aedes albopictus. PLoS One.2012;7:e36538.

 

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