Odorants, mostly organic molecules that are released into the womb or in our atmospheric environment after birth, are detected by specialized olfactory receptor cells in the nasal cavity.

Despite many influential theories, we have yet to account fully for the remarkable ability of mammalian olfactory neurons ... selection), a proportion of cells expressed the transgene; importantly ...

These odor molecules contact a tissue called the olfactory epithelium (Fig. 1), which contains olfactory receptor cells that lock onto these odor molecules. This generates electrical signals that are ...