Our mouths may be home to a newly discovered set of multi-tasking taste cells that—unlike most known taste cells, which detect individual tastes—are capable of detecting sour, sweet, bitter and umami stimuli. A research ...
Aug 13, 2020
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The serotonin 2A (5-HT2A) receptor is widely distributed in the brain and plays a critical role in perception, cognition and psychosis. It is also responsible for the psychedelic effects of drugs, such as psilocybin (hallucinogenic ...
Jan 11, 2022
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Fatigue, which can be defined as lacking energy and the motivation to do things during the day, is a very common symptom that most humans will experience at least once in their life. While it is sometimes linked to medical ...
The thalamus not only relays visual signals from the eye to the visual cortex as previously thought, but also conveys additional, contextual information. Integrating these different signals is essential to understand and ...
Dec 23, 2015
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A study, completed by researchers from Trinity College and the Research Institute for a Tobacco Free Society, Dublin, Ireland, compares former smokers to current smokers, and obtains insight into how to quit smoking might ...
Apr 26, 2011
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The ability to pay attention to relevant information while ignoring distractions is a core brain function. Without the ability to focus and filter out "noise," we could not effectively interact with our environment. Despite ...
Jul 26, 2013
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Even though nonverbal or minimally verbal people who have autism spectrum disorder (ASD) make up between 25 and 30 percent of the total autistic population, almost no studies have been done focusing on this group and their ...
Sep 18, 2019
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(Medical Xpress)—Among the brain's many functions is the use of predictive models to processing expected stimuli or actions. In such a model, we experience surprise when presented with an unexpected stimulus – that is, ...
In two landmark papers in the journal Nature this week, scientists at The Scripps Research Institute report that they have identified a class of proteins that detect "painful touch."
Feb 19, 2012
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Pain? Just turn it off! It may sound like science fiction, but researchers based in Munich, Berkeley and Bordeaux have now succeeded in inhibiting pain-sensitive neurons on demand, in the laboratory. The crucial element in ...
Feb 22, 2012
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