Brain News and Research

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The human brain is the center of the human nervous system and is a highly complex organ. Enclosed in the cranium, it has the same general structure as the brains of other mammals, but is over three times as large as the brain of a typical mammal with an equivalent body size.

Sharp declines in hospital death rates in 2004

Sharp declines in the hospital death rates of patients from heart attack and five other leading conditions meant that an estimated 136,000 who would have died had they been hospitalized a decade earlier survived their stays in 2004, according to the latest News and Numbers from the Agency for Healthcare Research and Quality.

16 Oct 2007

The importance of the endocannabinoid-system

Cannabis (marijuana) is the most widely produced plant-based illicit drug worldwide and the illegal drug most frequently used in Europe.

15 Oct 2007

Familial multiple sclerosis appears more severe than non-familial

Magnetic resonance images (MRI) of a large group of patients with multiple sclerosis has provided the first evidence that those with a history of MS in their families show more severe brain damage than patients who have no close relatives with the disease.

15 Oct 2007

Fearful eyes and happy faces - how we perceive certain cues

You may not be fully dressed without a smile, but a look of horror will make a faster first impression.

15 Oct 2007

How does the opioid system work?

The opioid system controls pain, reward and addictive behaviors. Opioids exert their pharmacological actions through three opioid receptors, mu, delta and kappa whose genes have been cloned (Oprm, Oprd1 and Oprk1, respectively).

15 Oct 2007

Benefits of exercise on the aging brain

Bradley Hatfield, professor in the University of Maryland, College Park, School of Public Health, uses high tech brain imaging to study the benefits of exercise on the aging brain.

15 Oct 2007

Improving working memory by computerized strategy in ADHD

Attention-deficit/hyperactivity disorder (ADHD), a state of serious impairments in both learning ability and social functioning, is one of many labels for one of the most prevalent conditions in child psychiatry, and, undoubtedly, the most controversial, which partly persists into adulthood.

15 Oct 2007

Cigarette smoking may accelerate disability in multiple sclerosis

Persons with multiple sclerosis who smoke risk increasing the amount of brain tissue shrinkage, a consequence of MS, and the subsequent severity of their disease, new research conducted at the Buffalo Neuroimaging Analysis Center (BNAC) at the University at Buffalo has shown.

15 Oct 2007

Six years advance warning of Alzheimer's

One of the most distressing aspects of Alzheimer's disease is the difficulty in determining whether mild memory problems are the beginning of an inevitable mental decline.

15 Oct 2007

Scientists identify brain circuits that 'decide' how much we eat

Scientists have identified the brain circuits that 'decide' how much we eat. Using live brain scanning techniques and an innovative study design, researchers have discovered how the brain controls food intake in humans. Their findings are published in Nature.

15 Oct 2007

Simple blood test 90% accurate in predicting Alzheimer's

A new blood test which has been developed by scientists in California may enable doctors to predict just who is likely to develop the the degenerative brain disease Alzheimer's.

15 Oct 2007

Researchers focus on neuregulin gene and schizophrenia

Queen's scientists have started research on a human gene that will lead to a better understanding of schizophrenia.

12 Oct 2007

Poor self-esteem can trigger the primal fight-or-flight response

Few can tolerate such romantic or professional rebuffs as "It's not you, it's me" and "we regret to inform you that your application was not successful." But while a healthy dose of self-esteem can absorb the shock of rejection, poor self-esteem can trigger the primal fight-or-flight response, according to a new study from the University of California, Berkeley.

12 Oct 2007

Peripheral ehanolamine plasmalogen deficiency - likely factor in Alzheimer's and dementia

Dayan B. Goodenowe and colleagues report in the November 2007 issue of the Journal of Lipid Research that people with Alzheimer's disease and related conditions exhibit decreased blood levels of an important brain chemical called ethanolamine plasmalogen, even at the very early stages of the disease.

12 Oct 2007

Potential health benefits of fish oil in baby formula

Scientists report in the November 2007 issue of the Journal of Lipid Research that adding long-chain polyunsaturated fatty acids - typically found in fish oil - to baby formula may help infants better regulate their blood sugar and make more proteins in their muscle cells.

12 Oct 2007

New insight into glutaric acidemia type I

Glutaric acidemia type I (GA-I) is an inherited disorder similar to Huntington disease. Individuals with GA-I are unable to breakdown completely the amino acids lysine and tryptophan and the intermediates of lysine and tryptophan breakdown accumulate in the brain.

12 Oct 2007

Advanced 3D mapping technique captures brain damage linked to Alzheimer's disease

Using an advanced three-dimensional mapping technique developed by UCLA researchers, the team analyzed magnetic resonance imaging data from 24 patients with amnestic mild cognitive impairment (MCI) and 25 others with mild Alzheimer's disease.

12 Oct 2007

1st successful treatment for chronic traumatic brain injury

C A research team led by Dr. Paul Harch, Assistant Professor of Clinical Medicine at Louisiana State University Health Sciences Center New Orleans and Director of the LSU Hyperbaric Medicine Fellowship Program, has published findings that show hyperbaric oxygen therapy (HBOT) improved spatial learning and memory in a model of chronic traumatic brain injury.

12 Oct 2007

To drink or not while pregnant? that is the question

Pregnant women are now being told that it is safe to drink a daily glass of wine adding more confusion to the advice metered out to women.

11 Oct 2007

The highs and lows of drug cravings

The anticipation of a cocaine fix and the actual craving to abuse the drug are two closely related phenomena, according to new evidence published in the online open access journal Substance Abuse Treatment, Prevention, and Policy.

11 Oct 2007