Smell receptors in the body could help sniff out disease

A review of more than 200 studies reveals that olfactory receptors — proteins that bind to odors that aid the sense of smell — perform a wide range of mostly unknown functions outside the nose. The function of extra-nasal olfactory receptors has the potential to be used in the diagnosis and treatment of health conditions such as cancer. (Mehr in: Cancer News — ScienceDaily)