Psychology & Psychiatry
Researchers uncover brain pathway linked to impulsive behaviours
Researchers from Singapore and South Korea have uncovered new details of a brain pathway that can cause impulsive behaviours.
Jan 25, 2019
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News tagged with chemical dopamine
Neuroscience
Born to run: just not on cocaine
Cocaine is a highly addictive psychostimulant that induces complex molecular, cellular and behavioral responses. Despite various approaches and years of pre-clinical studies, effective, mechanism-based therapies to assist ...
Jan 16, 2019
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Neuroscience
New study describes how dopamine tells you it isn't worth the wait
How do we know if it was worth the wait in line to get a meal at the new restaurant in town? To do this our brain must be able to signal how good the meal tastes and associate this feeling with the restaurant. This is done ...
Oct 16, 2017
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Neuroscience
Researchers make surprising discovery about how neurons talk to each other
Researchers at the University of Pittsburgh have uncovered the mechanism by which neurons keep up with the demands of repeatedly sending signals to other neurons. The new findings, made in fruit flies and mice, challenge ...
Aug 17, 2017
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Parkinson's & Movement disorders
Timing may be key to understanding cognitive problems in Parkinson's disease
When a cheetah chases a gazelle, it's not raw speed that predicts the outcome of the contest. Instead, it's the animal that times its movements better that has the advantage. That ability to consciously guide movements over ...
Dec 15, 2016
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Parkinson's & Movement disorders
Unravelling the biology of parkinsonism
Scientists have taken another step towards understanding the causes of parkinsonism by identifying what's happening at a cellular level to potentially help develop future treatments.
Aug 22, 2016
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Neuroscience
The dopamine advantage
The junctions between nerve cells responsible for releasing and receiving dopamine in the brain are a surprising mismatch that gives this chemical a strong competitive advantage.
Jun 20, 2016
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Neuroscience
Investigating how 'chemo brain' develops in cancer patients
During and after chemotherapy, many cancer patients describe feeling a mental fog, a condition that has been dubbed "chemo brain." Why this happens is unclear, but researchers have found a new clue to understanding this syndrome. ...
May 25, 2016
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Psychology & Psychiatry
Is dopamine to blame for our addictions?
Most researchers agree that the key difference between human brains and those of other animals is the size and complexity of our cerebral cortex, the brain's outer layer of neural tissue. We therefore tend to focus our attention ...
Dec 3, 2015
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Medical research
Sequestered prion protein takes the good mood away, suggests new hypothesis on depression
The discovery of antidepressant drugs in the 1950s led to the first biochemical hypothesis of depression, known as the monoamine hypothesis. This hypothesis proposes that an imbalance of certain brain chemicals is the key ...
Aug 13, 2015
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