Super Sniffers? How Your Nose Wards off Infection

Carrie Arnold (from Discover Magazine’s, The Crux blog) discusses a study that shows certain nasal receptors can ward off pathogens like Pseudomonas aeruginosa, a bacteria responsible for respiratory infections. Not everyone has the receptor to combat pathogens, but it’s a fascinating evolutionary look at scent.

Read the original paper for free at PMC.

Lee RJ, Xiong G, Kofonow JM, Chen B, Lysenko A, Jiang P, Abraham V, Doghramji L, Adappa ND, Palmer JN, Kennedy DW, Beauchamp GK, Doulias PT, Ischiropoulos H, Kreindler JL, Reed DR, Cohen NA. T2R38 taste receptor polymorphisms underlie susceptibility to upper respiratory infection. J Clin Invest. 2012 Nov 1;122(11):4145-59. doi: 10.1172/JCI64240. Epub 2012 Oct 8. PubMed PMID: 23041624; PubMed Central PMCID: PMC3484455.

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