Exposure to ultrafine particles from traffic alters the expression of many genes in human olfactory mucosa cells, a new study shows. The study is the first to combine an analysis of emissions from ...

Microplastics were found in the olfactory bulbs of eight of 15 human brains at autopsy, a case series showed. A total of 16 synthetic polymer particles and fibers were identified, reported Luís ...

Scientists in Brazil found microplastics in the brain tissue of cadavers, according to a new study published Monday in the journal JAMA Network Open. Mounting research over the last few years has ...

Animals depend on their sense of smell to locate food, identify mates and evade danger. In mammals, olfactory perception typically relies on G protein–coupled receptor (GPCR) pathways. Insects, by ...

Patients with chronic rhinosinusitis (CRS) with nasal polyps exhibited significant improvement in olfactory function when treated with a combination of oral and nasal steroids vs nasal steroids alone.