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Latest Dopamine Stories

2012-08-21 23:35:14

People with Parkinson's disease performed markedly better on a test of working memory after a night's sleep, and sleep disorders can interfere with that benefit, researchers have shown. While the classic symptoms of Parkinson's disease include tremors and slow movements, Parkinson's can also affect someone's memory, including "working memory." Working memory is defined as the ability to temporarily store and manipulate information, rather than simply repeat it. The use of working memory is...

Kicking Cocaine Addiction With A One-Two Punch
2012-08-09 10:56:41

Connie K. Ho for redOrbit.com — Your Universe Online Researchers from Scripps Research Institute recently revealed that a two-drug combination could possibly help those battling cocaine addiction. The combination made up of naltrexone and buprenoprine, two existing pharmaceutical drugs, is a therapy that would help reduce individuals´ want for cocaine and also lessen their feelings of withdrawal. Scientists believed that the therapy is a step forward as there are currently no...

2012-07-23 20:48:38

A new and powerful class of antioxidants could one day be a potent treatment for Parkinson's disease, researchers report. A class of antioxidants called synthetic triterpenoids blocked development of Parkinson's in an animal model that develops the disease in a handful of days, said Dr. Bobby Thomas, neuroscientist at the Medical College of Georgia at Georgia Health Sciences University and corresponding author of the study in the journal Antioxidants & Redox Signaling. Thomas and...

Dopamine Has Many Messages
2012-07-18 14:59:38

In the insect brain, dopamine-releasing nerve cells are crucial to the formation of both punished and rewarded memories Children quickly learn to avoid negative situations and seek positive ones. But humans are not the only species capable of remembering positive and negative events; even the small brain of a fruit fly has this capacity. Dopamine-containing nerve cells connected with the mushroom body of the fly brain play a role here. Scientists from the Max Planck Institute of...

2012-07-16 11:04:08

Novel system will help treat diseases like Parkinson's, Tourette's and depression Mayo Clinic researchers have found a novel way to monitor real-time chemical changes in the brains of patients undergoing deep brain stimulation (DBS). The groundbreaking insight will help physicians more effectively use DBS to treat brain disorders such as Parkinson's disease, depression and Tourette syndrome. The findings are published in the journal Mayo Clinic Proceedings. Journalists: For multimedia...

Educational Achievement Possibly Affected by Genes
2012-07-03 06:04:45

Connie K. Ho for redOrbit.com — Your Universe Online The debate regarding nurture versus nature is contentious. New research delves into discussion with a study on the impact of genes on school achievement. According to the American Psychological Association (APA), researchers have determined that genetic markets could impact whether a person graduates high school and continues onto higher education. The study, published in the July issue of the APA´s Development Psychology,...


Word of the Day
call-note
  • The call or cry of a bird or other animal to its mate or its young.
'Call-note' is newer than 'bird-call,' which originally referred to 'an instrument for imitating the note of birds' but now also refers to 'the song or cry of a bird.'
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