Among the neurotransmitters in the brain, dopamine has gained an almost mythical status. Decades of research have established its contribution to several seemingly unrelated brain functions including learning, motivation, ...
Oct 26, 2021
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The role of neuron and dopamine loss in Parkinson's Disease (PD) has long been recognized by neuroscientists. However, how dopaminergic modulation affects brain regions involved in the control of voluntary movement remains ...
Oct 20, 2021
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A new study published today in Nature Neuroscience has uncovered neuronal circuitry in the brain of rodents that may play an important role in mediating pain-induced anhedonia—a decrease in motivation to perform reward-driven ...
Oct 18, 2021
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Researchers may have uncovered new answers on how to create safer opioids. Design a new opioid to bypass the part of brain that feels pleasure, but retain the analgesic properties, which make opioids one of the most effective ...
Oct 14, 2021
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A study published in the journal Pharmacological Research describes the existence of a complex built by dopamine and noradrenergic receptors that could be a therapeutic target of potential interest to tackle the attention ...
Sep 23, 2021
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Levodopa, or L-dopa, is considered the most effective treatment for Parkinson's disease today. After a few years of treatment, however, almost all patients develop a debilitating side-effect called L-dopa induced dyskinesia, ...
Sep 22, 2021
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Pioneering research shows that dopamine levels increase in response to stressful stimuli, and not just pleasurable ones, potentially rewriting facts about the "feel-good" hormone—a critical mediator of many psychiatric ...
Sep 16, 2021
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The neurotransmitter dopamine (DA) has several important functions. For instance, it known to play a role in how we feel pleasure, as well as in our ability to concentrate on everyday task, maintain focus, and learn specific ...
The neurotransmitter dopamine influences the activity of a wide variety of brain areas. A deficiency of this substance can have drastic consequences: The death of dopamine-producing nerve cells in the substantia nigra—a ...
Sep 14, 2021
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Contrary to common thinking, cocaine triggers an addiction in only 20 percent of consumers. But what happens in their brains when they lose control of their consumption? Thanks to a recent experimental method, neuroscientists ...
Sep 9, 2021
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