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NEWS ABOUT: brain chemistry

brain chemistry stories: 7 news summaries

Researchers Discover Why Pot Makes You Forget

Scientists identify pathway for cognitive impairment under the effects of cannabis

Aug 3, 09 2:55 PM CDT
(Newser) - Scientists have found the area in the mouse brain that marijuana acts upon to cause forgetfulness, AFP reports. Researchers in Barcelona used two groups of mice, each engineered to be missing one of the two concentrations of receptor neurons for cannabis (CB1) in the hippocampus, an area of the brain... More »

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marijuana • cannabis • neuroscience • Nature Neuroscience • amnesia • weed • biochemistry • brain chemistry • pot

Brain Scientists Find 'Memory Molecule'

Blocking it could erase memories; enhancing may stave off dementia

Apr 6, 09 8:44 AM CDT
(Newser) - Imagine having the power to wipe out a particularly troubling memory, or to enhance neuron systems in order to stave off the effects of dementia. Such techniques, once only considered by science fiction writers and philosophers, could now be within our grasp, based on studies in animals. The New York ... More »

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memory • dementia • neurons • molecules • brain chemistry

Anorexia Breakthrough
Gives Hope for an Rx

Brain chemistry holds key to disease, say researchers

Mar 29, 09 9:23 AM CDT
(Newser) - New research revealing brain differences in anorexics offers hope that drugs could one day soon effectively battle the disease, according to scientists. Some 70% of anorexics show signs of problems with neurotransmitters, which help brain cells communicate. The differences are believed to occur in the womb. The findings could "... More »

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bulimia • health • anorexia • starvation • brain chemistry • eating disorders

 Soy Goo May Fight Alzheimer's 

Enzyme in fermented beans attacks brain plaques

Feb 23, 09 10:25 AM CST
(Newser) - The good news: There may be a natural way to treat Alzheimer's disease. The bad news: It's kind of gross. A recent study found that natto, the stinky and slimy soybean product featured in some Japanese dishes, contains an enzyme that can shred the type of brain plaque that causes... More »

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enzyme • scientific research • soybeans • brain plaque • Alzheimer's Disease • brain chemistry

 Ultrasound May Help 
 Counter Brain Disease 

Low frequency ultrasound shown to release neurotransmitters

Jan 10, 09 4:50 PM CST
(Newser) - Bombarding the brain with sound waves may not seem like the most logical way to repair damage, but a new study shows that ultrasound may have therapeutic uses, reports the Economist. While ultrasound technology has long been used to take images of human interiors, such as fetuses in the... More »

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Parkinson's disease • brain • neurons • Alzheimer's Disease • brain chemistry • ultrasound

 Brain Scans 
 Prove Love 
 Can Last 


Brain scans show some couples really do keep things fresh

Jan 4, 09 10:53 AM CST
(Newser) - It looks like conventional wisdom was wrong, and the old songs were right: You really can bring back that loving feeling. Or at least some people can, the Times of London reports. About one in 10 couples in 20-year relationships still showed the same brain responses to pictures of their... More »

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love • relationship • scientific study • brain scans • couples • brain chemistry

 Stress Pushes 
 Animals to Binge, Too 

House pets feel human worries; lab animals turn to high-fat treats

Oct 17, 08 6:35 PM CDT
(Newser) - Animals get stressed out just like humans, and they even cope anthropomorphically, binging on sweet, fatty foods, LiveScience reports. What’s more, animals can read our misgivings and take on that stress themselves. “The more intelligent an animal is, the more psychological stress it can undergo,” one veterinarian... More »

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rats • stress • monkey • human • sympathy • scientific study • scientific research • animal • brain chemistry

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