Just as humans use their noses for the sense of smell, insects such as fruit flies use their antennae—covered in sensory hairs called sensilla—for olfaction. In flies, the sense of smell plays a fundamental role in courtship.
Oct 16, 2019
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A new study finds that mice have a distinct neural subsystem that links the nose to the brain and is associated with instinctually important smells such as those emitted by predators. That insight, published online this week ...
Jul 23, 2012
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Researchers at the University of Eastern Finland have developed and characterized a new cell model for Alzheimer's disease that has wide utility for research and could prove useful in early diagnosis and testing of new therapies. ...
Feb 15, 2022
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Olfactory receptors, present on the surface of sensory neurons in the nasal cavity, recognize odorant molecules and relay this information to the brain. How do these neurons manage to detect a large variability of signals ...
May 30, 2022
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In an episode of the popular TV series "Black Mirror" called "Crocodile," an investigator asks a witness to smell a bottle of beer. The aim is to refresh her memory of a crime scene (the crime took place near a brewery).
Jan 12, 2022
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A team of neuroscientists at the Champalimaud Centre for the Unknown (CCU), in Lisbon (Portugal), has performed one of the first studies into the central neural circuits (or higher brain areas) that underlie innate responses ...
Jan 17, 2019
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Mimi Koberlein woke up one morning unable to smell the bacon her husband was frying for breakfast. Confused, she ran to the shower, grabbed her shampoo and inhaled deeply. Nothing. Two years later, Koberlein, 47, still can't ...
Jun 17, 2014
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Penn Medicine researchers are continuing their work in trying to understand the mechanisms through which anesthetics work to elicit the response that puts millions of Americans to sleep for surgeries each day. Their most ...
Apr 1, 2015
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Fruit flies have a lot to teach us about the complexity of food. Like these tiny little creatures, most animals are attracted to sugar but are deterred from eating it when bitter compounds are added.
Aug 21, 2013
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To accommodate a lifetime of scents and aromas, mammals have hundreds of genes that each produce a different odorant receptor. The complex and diverse olfactory system they build remains adaptable, but a new study in the ...
Apr 10, 2014
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