News tagged with acetylcholine
Plant-derived scavengers prowl the body for nerve toxins
The brain is forever chattering to itself, via electrical impulses sent along its hard-wired neuronal "Ethernet." These e-messages are translated into chemical transmissions, allowing communication across ...
Nov 23, 2010 |
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Light now in sight: Control of a 'blind' neuroreceptor with an optical switch
When nerve cells communicate with one another, specialized receptor molecules on their surfaces play a central role in relaying signals between them. A collaborative venture involving teams of chemists based at Ludwig-Maximilians-Universitat ...
Jan 10, 2012 |
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Alzheimer's drug boosts perceptual learning in healthy adults
Research on a drug commonly prescribed to Alzheimer's disease patients is helping neuroscientists at the University of California, Berkeley, better understand perceptual learning in healthy adults.
Medicine & Health / Neuroscience
Sep 16, 2010 |
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Genetically-modified mice reveal another mechanism contributing to heart failure
Scientists at the Robarts Research Institute at The University of Western Ontario, working in collaboration with researchers in Brazil, have used a unique genetically-modified mouse line to reveal a previously unidentified ...
Medicine & Health / Medical research
Feb 01, 2010 |
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Scientists discover brain's inherent ability to focus learning
Medical researchers have found a missing link that explains the interaction between brain state and the neural triggers responsible for learning, potentially opening up new ways of boosting cognitive function ...
Medicine & Health / Neuroscience
Dec 08, 2010 |
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New biosensors reveal workings of anti-psychotic drugs in the living brain
Scientists have resolved a question about how a popular class of drugs used to treat schizophrenia works using biosensors that reveal previously hidden components of chemical communication in the brain.
Medicine & Health / Neuroscience
Dec 13, 2009 |
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Nicotine may have more profound impact than previously thought
Nicotine isn't just addictive. It may also interfere with dozens of cellular interactions in the body, new Brown University research suggests.
Medicine & Health / Medical research
Apr 03, 2009 |
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Researchers find tiny genetic change keeps nicotine from binding to muscle cells
A tiny genetic mutation is the key to understanding why nicotine--which binds to brain receptors with such addictive potency--is virtually powerless in muscle cells that are studded with the same type of receptor. ...
Mar 23, 2009 |
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Common medication associated with cognitive decline in elderly
A study published in Journal of the American Geriatrics Society suggested that the use of certain medications in elderly populations may be associated with cognitive decline. The study examined the effects of exposure to ant ...
Medicine & Health / Medications
Jan 26, 2009 |
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OSU chemist developing solution to nerve agent exposure
Scientists are working to develop a new drug that will regenerate a critical enzyme in the human body that "ages" after a person is exposed to deadly chemical warfare agents.
Apr 05, 2011 |
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Smoking during pregnancy may harm the child's motor control and coordination
Women who smoke during pregnancy run the risk of adversely affecting their children’s coordination and physical control according to a new study from Orebro University, Sweden, published in the Journal of Epidemiology an ...
Sep 22, 2010 |
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The mode of action of certain toxins that accumulate in seafood
Toxins released by certain microalgae can contaminate fish and shellfish which then become toxic to humans. French researchers from CNRS and CEA have, for the first time, identified the mechanisms of action ...
Mar 10, 2010 |
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Nicotine binding to receptor linked to breast cancer cell growth
When nicotine binds to the nicotinic acetylcholine receptor (nAchR), it is known to promote smoking addiction and may also directly promote the development of breast cancer, according to a study published online August 23 ...
Aug 23, 2010 |
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Crystal clear: Eureka! moment leads to major breakthroughs in structural biology
(PhysOrg.com) -- Tuning out the noise of fellow passengers and the incessant hum of the turbojet engine, Lin Chen pored voraciously over the pages of James Watson's The Double Helix. The words and ideas flowed ...
Jul 19, 2010 |
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Promising new treatment for Alzheimer's suggested
Research carried out at the Hebrew University of Jerusalem has resulted in a promising approach to help treat Alzheimer's disease in a significant proportion of the population that suffers from a particularly rapid development ...
Jul 20, 2009 |
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Acetylcholine
The chemical compound acetylcholine (often abbreviated ACh) is a neurotransmitter in both the peripheral nervous system (PNS) and central nervous system (CNS) in many organisms including humans. Acetylcholine is one of many neurotransmitters in the autonomic nervous system (ANS) and the only neurotransmitter used in the motor division of the somatic nervous system (sensory neurons use glutamate and various peptides at their synapses). Acetylcholine is also the principal neurotransmitter in all autonomic ganglia.
Acetylcholine slows the heart rate when functioning as an inhibitory neurotransmitter. However, acetylcholine also behaves as an excitatory neurotransmitter at neuromuscular junctions.
For more information about Acetylcholine, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
