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Latest Dopamine Stories

Monkey Sense Without Seeing
2013-11-20 08:05:54

redOrbit Staff & Wire Reports - Your Universe Online The human ability to locate and avoid objects in their peripheral field of vision with little more than a sideways glace could also be present in monkeys, according to new research in the journal Animal Cognition. Lau Andersen of the Aarhus University in Denmark and his colleagues trained five adult male rhesus monkeys in order to perform a short-latency, highly stereotyped localization task. They taught the creatures to touch...

ADHD Drug Ritalin Shown To Control Impulsiveness In Rhesus Monkeys
2013-11-14 07:30:27

redOrbit Staff & Wire Reports - Your Universe Online Impulsive monkeys were more likely to accept delayed gratification after being given a dose of methylphenidate, the active ingredient of the drug Ritalin, according to new research presented during Neuroscience 2013, the annual meeting of the Society for Neuroscience. According to Luis Populin, associate professor of neuroscience at University of Wisconsin-Madison, 11 percent of all American children between the ages of four and...

Potential Link Between Fungus And Parkinson’s Disease Discovered
2013-11-12 07:11:49

redOrbit Staff & Wire Reports - Your Universe Online An organic compound that is often emitted by fungi has been found to cause symptoms of Parkinson’s disease in fruit flies, and could be linked to the neurodegenerative condition in humans, researchers claim in the Monday’s edition of the journal Proceedings of the National Academy of Sciences (PNAS). Arati Inamdar and Joan Bennett of Rutgers University and their colleagues report that they had discovered a link between the...

Human Addictions May Be Solved Via Innovative Rat Gambling Study
2013-10-30 11:03:40

Alan McStravick for redOrbit.com - Your Universe Online Researchers at the University of British Columbia have identified brain processes that may be linked to compulsive gambling, and they did so by creating an interesting and inventive study tool: a rat casino. This study is the first of its kind in North America to model a slot machine-style gambling tool using rats. It is also the first study to successfully show how problem gambling behaviors can be treated with pharmaceuticals...

good food dopamine lowering blood pressure
2013-10-16 09:42:56

Rebekah Eliason for redOrbit.com – Your Universe Online Feelings of happiness are triggered by the neurotransmitter dopamine in the brain. A few of the common triggers for dopamine release are food, sex and drugs. Once the brain receives a dose of dopamine, it is not content with a onetime burst of joy but instead remembers the feeling and works to achieve it again and again. Dopamine enables us to remember how to make decisions that once again give us that happiness kick....

2013-09-23 10:29:59

'Odor is a means of chemical communication between mother and child' -- Johannes Frasnelli, University of Montreal What woman has not wanted to gobble up a baby placed in her arms, even if the baby is not hers? This reaction, which everyone has noticed or felt, could have biological underpinnings related to maternal functions. For the first time, an international team of researchers has found evidence of this phenomenon in the neural networks associated with reward. "The olfactory -- thus...

Scientists Demonstrate Ability to Erase Memories
2013-09-10 17:21:45

[ Watch the Video: Wiping Out Bad Memories ] Brett Smith for redOrbit.com – Your Universe Online In the film Eternal Sunshine of the Spotless Mind, Jim Carrey played a man who had his brain scrubbed of painful memories – only to have them eventually come back to haunt him. While the selective deletion of memories may sound like science fiction, neuroscientists from The Scripps Research Institute have demonstrated just that in mice and rats, according to their report in the...


Word of the Day
negawatt
  • A unit of saved energy.
Coined by Amory Lovins, chairman of the Rocky Mountain Institute as a contraction of negative watt on the model of similar compounds like megawatt.