News tagged with olfactory system


Study suggests that a poor sense of smell may be a marker for psychopathic traits

People with psychopathic tendencies have an impaired sense of smell, which points to inefficient processing in the front part of the brain. These findings by Mehmet Mahmut and Richard Stevenson, from Macquarie University ...

Psychology & Psychiatry created Sep 20, 2012 | popularity 5 / 5 (7) | comments 3

Smelling a skunk after a cold: Brain changes after a stuffed nose protect the sense of smell

Has a summer cold or mold allergy stuffed up your nose and dampened your sense of smell? We take it for granted that once our nostrils clear, our sniffers will dependably rebound and alert us to a lurking ...

Neuroscience created Aug 12, 2012 | popularity 4.3 / 5 (6) | comments 2 | with audio podcast

New perspectives on sensory mechanisms

The latest Perspectives in General Physiology series examines the mechanisms of visual, aural, olfactory, and tactile processes that inform us about the environment. The series appears in the September 2011 ...

Medical research created Aug 29, 2011 | popularity 5 / 5 (1) | comments 0

Sensory experience and rest control survival of newborn neurons in adults

When it comes to the circuits that make up the olfactory system, it seems that less is more. Much like the addition and elimination of extra synapses that helps fine-tune brain circuitry, the olfactory system continues to ...

Neuroscience created Sep 07, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Helping the nose know: Researcher answers 100-year-old question about how olfactory feedback mechanism works

More than a century after it was first identified, Harvard scientists are shedding new light on a little-understood neural feedback mechanism that may play a key role in how the olfactory system works in the brain.

Neuroscience created Dec 19, 2012 | popularity 5 / 5 (1) | comments 3 | with audio podcast

Temporal processing in the olfactory system

The neural machinery underlying our olfactory sense continues to be an enigma for neuroscience. A recent review in Neuron seeks to expand traditional ideas about how neurons in the olfactory bulb might encode information about ...

Neuroscience created May 17, 2013 | popularity 4 / 5 (1) | comments 0 | with audio podcast report

Alzheimer's drugs may have adverse side effects

Alzheimer's disease drugs now being tested in clinical trials may have potentially adverse side effects, according to new Northwestern Medicine research. A study with mice suggests the drugs could act like a bad electrician, ...

Neuroscience created Feb 18, 2012 | popularity 1 / 5 (1) | comments 1