One in nine Americans ages 65 and over had Alzheimer's disease in 2022, and countless others were indirectly affected as caregivers, health care providers and taxpayers. There is currently no cure—available treatments primarily ...
Jan 19, 2023
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Viruses can inflame and disrupt connections between the olfactory system, which governs the sense of smell, and the part of the brain associated with memory and learning, possibly accelerating the onset of Alzheimer's disease, ...
Dec 14, 2022
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Learning a new task, mastering a musical instrument or being able to adapt to the constantly changing environment are all possible thanks to the brain's plasticity, or its ability to modify itself by rearranging existing ...
Dec 8, 2022
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A common symptom of COVID-19 is a partial or complete loss of smell. The virus infects sustentacular cells in the olfactory epithelium and is thought to impair thereby the activity of the sensory neurons in this epithelium.
Dec 8, 2022
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Intranasal (in.) administration has been garnering increasing popularity as a non-invasive approach to deliver drugs directly to the brain. This approach involves the respiratory or olfactory epithelia of the nasal mucosa ...
Nov 11, 2022
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Our sense of smell has a powerful effect on our behavior and emotions. Aromas can evoke vivid memories of the past or warn us of a smoldering fire. Yet to neuroscientists, smell remains the most mysterious of our five senses.
Oct 31, 2022
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Rendering the invisible visible is among scientists' favorite challenges.
Sep 26, 2022
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Neuroscientists have been trying to understand how animals and humans process sensory information for several decades now. While their work has led to many important discoveries, many questions remain unanswered.
A review of studies about the effect of SARS-CoV-2—the virus that causes COVID-19—on the olfactory system introduces questions about whether loss of smell associated with COVID-19 infection may increase the risk of developing ...
Aug 2, 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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