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Cell. 2009 Jan 9;136(1):23-5. doi: 10.1016/j.cell.2008.12.031.

A new family of odorant receptors in Drosophila.

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  • 1Howard Hughes Medical Institute, Stanford University, Stanford, CA 94305, USA.


In the fruit fly Drosophila, not all olfactory sensory neurons express a seven transmembrane odorant receptor, suggesting that other types of odorant receptors might exist. Benton et al. (2009) now present evidence that a family of proteins related to ionotropic glutamate receptors is a previously unrecognized class of odorant receptors.

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