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20 hours ago · Dopamine ( DA, a contraction of 3,4- d ihydr o xy p henethyl amine) is a neuromodulatory molecule that plays several important roles in cells. It is an organic chemical of the catecholamine and phenethylamine families. Dopamine constitutes about 80% of the catecholamine content in the brain.
4 days ago · The emergence of excess dopamine at the time of the CS \(({t}_{{CS}})\) owing to these potentiated connections also acts to maintain them at a non-zero fixed point, so CS-evoked dopamine persists ...
2 days ago · These changes in neural activity may result in the persistent and excessive use of internet gaming and may contribute to the development of IGD. The study also highlights the role of neurotransmitters, such as dopamine, in the reinforcement and reward-seeking behavior associated with IGD.
4 days ago · Dopamine is generally known as a type of neurotransmitter that supports our ability to experience pleasure, motivation, focus, satisfaction, mood, arousal, and more. Because dopamine primarily mediates feelings relating to pleasure and reward, dopamine pathways can potentially help you make the choices that will benefit you the most.
4 days ago · The amygdala, prefrontal cortex, gyrus, and the connection between the frontoparietal lobe and the amygdala are disrupted in the same way in addicted gamers and in people with depression. The problem lies in untangling the connection to see if one causes the other. Currently, it’s a chicken-and-egg conundrum.
3 days ago · While norepinephrine (NE) and dopamine (DA) are certainly not the only neurotransmitters involved in ADHD, there is considerable evidence that these neurotransmitters play essential roles in attention and thinking.
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4 days ago · ADHD: The ADHD brain naturally has lower levels of a chemical messenger called dopamine. It is responsible for pleasure and motivation. When you do something stimulating, your brain becomes drawn to the activity.
