Medical research

The neurobiology of food attraction

Animals use their sense of smell to navigate the world—to find food, sniff out mates and smell danger. But when a hungry animal smells food and a member of the opposite sex at the same time, what makes dinner the more attractive ...

Neuroscience

Exposure to smells in early infancy can modulate adult behavior

Imprinting is a popularly known phenomenon, wherein certain animals and birds become fixated on sights and smells they see immediately after being born. In ducklings, this can be the first moving object, usually the mother ...

Neuroscience

Study finds odor-sensing neuron regeneration process is adaptive

Olfactory sensory neurons are nasal neurons that make use of hundreds of different types of odorant receptors to analyze odorous chemicals in our external world and send that information to our brain. These neurons have the ...

Neuroscience

New study looks at encoding the odor of cigarette smoke

A recent publication in the Journal of Neuroscience by a group of researchers at the University of Kentucky is titled "Encoding the Odor of Cigarette Smoke." Tim McClintock, a physiology professor in the UK College of Medicine, ...

Medical research

Nose's response to odors more than just a simple sum of parts

Take a sniff of a freshly poured glass of wine, and the prevailing scientific thinking would suggest that the harmony of fragrances involves sensory receptors in the nose simply adding up the individual odors they encounter. ...

Neuroscience

Researchers shed light on split-second decision making

A little understood region of the cerebellum plays a critical role in making split-second 'go-no go' decisions, according to a new study from researchers at the University of Colorado Anschutz Medical Campus.

Neuroscience

Constructing odor objects in the brain

A research team led by Hokto Kazama at the RIKEN Center for Brain Science (CBS) in Japan has combined brain imaging and models of brain activity to explain how smells can be generalized into categories. The team examined ...

Psychology & Psychiatry

New study reveals how the brain organizes information about odors

The premiere of the movie Scent of Mystery in 1960 marked a singular event in the annals of cinema: the first, and last, motion picture debut "in glorious Smell-O-Vision." Hoping to wow moviegoers with a dynamic olfactory ...

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Odor

An odor or odour is caused by one or more volatilized chemical compounds, generally at a very low concentration, that humans or other animals perceive by the sense of olfaction. Odors are also commonly called scents, which can refer to both pleasant and unpleasant odors. The terms fragrance, scent, and aroma are used primarily by the food and cosmetic industry to describe a pleasant odor, and are sometimes used to refer to perfumes. In contrast, malodor, stench, reek, and stink are used specifically to describe unpleasant odors.

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