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.

Scientists use shared genome data to confirm SORL1 gene linked to Alzheimer's

Until recently, only one of the approximately 30,000 genes in the human genome has been linked to risk of late-onset Alzheimer's disease (AD).

29 Oct 2007

Early autism detection

In an attempt to spot autism earlier, the American Academy of Pediatrics has recently recommended that all children be screened for autism twice by age 2 - advice that many St. Louis families already heed thanks to a partnership between Saint Louis University and Parents as Teachers.

29 Oct 2007

Deep brain stimulation to treat Parkinson's makes some act irrationally

An implantable brain device meant to help Parkinson's disease patients better control their movements, has been found to have some worrying side-effects.

29 Oct 2007

Pregnant women with bird flu pass it on to their unborn

Chinese experts say they have found that pregnant women infected with the H5N1 bird-flu virus can pass the disease on to their unborn babies.

29 Oct 2007

Hypertension drugs may prevent Alzheimer's Disease

New research is suggesting that some of the drugs commonly used to treat hypertension (high blood pressure) may offer another benefit.

28 Oct 2007

Teenage smokers at risk of depression, alcohol abuse and drug use

According to American researchers smoking cigarettes may make teens more prone to depression, alcohol abuse and illegal drug use.

28 Oct 2007

Scientists discover new causes for neurodegeneration

Diseases that cause neurons to break-down, such as Alzheimer's, Multiple Sclerosis and Creutzfeldt-Jakob disease (Mad Cow Disease), continue to be elusive to scientists and resistant to treatments.

25 Oct 2007

Sigma-Aldrich and Oxford BioMedica win key ruling in Open Biosystems patent case

Sigma-Aldrich and Oxford BioMedica have announced that they received a key order confirming the strength and validity of intellectual property owned by Oxford BioMedica and licensed exclusively in the research field to Sigma-Aldrich.

25 Oct 2007

New insight into how memory is wired in the human brain

Recognizing someone's name but forgetting how you met them is all in your head

25 Oct 2007

Lower frequency deep brain stimulation effective treatment for dystonia

A Mount Sinai Medical Center study has found that lower frequency deep brain stimulation in young patients with primary torsion dystonia is as effective as higher frequency stimulation, which has been commonly used.

25 Oct 2007

Diffusion tensor imaging shows structural changes in mild traumatic brain injury

Researchers report that diffusion tensor imaging can identify structural changes in the white matter of the brain that correlates to cognitive deficits even in patients with mild traumatic brain injury.

25 Oct 2007

More evidence dopamine plays a role in obesity

A brain-imaging study of genetically obese rats conducted at the U.S. Department of Energy's Brookhaven National Laboratory provides more evidence that dopamine - a brain chemical associated with reward, pleasure, movement, and motivation - plays a role in obesity.

25 Oct 2007

Valsartan might help prevent Alzheimer's disease

Alzheimer disease (AD), a neurodegenerative disease that is the most common form of dementia, is characterized by the formation in the brain of plaques containing misfolded beta-amyloid protein.

25 Oct 2007

Human decision-making linked to an individuals' need to maintain a homeostatic balance

A researcher at the University of California, San Diego (UCSD) School of Medicine suggests that psychiatrists may need to approach the treatment of psychiatric patients from a new direction - by understanding that such individuals' behavior and decision-making are based on an attempt to reach an inner equilibrium.

25 Oct 2007

Researchers discover drug-craving brain region in rats

Chilean researchers have identified a region of the brain - the insular cortex - that plays a role in drug craving in amphetamine-addicted rats, according to a report published in the 26 October issue of the journal Science, published by the American Association for the Advancement of Science (AAAS), the nonprofit science society.

25 Oct 2007