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.

Fear gene discovered

In the Nov. 18 issue of Cell, researchers report the discovery of a gene that controls the ability to react with appropriate fear to impending danger.

26 Nov 2005

Unless it's useful, ignore it and your memory will benefit

According to researchers, being able to filter out useless information can help people increase their capacity to remember what is really important.

24 Nov 2005

Early neglect has a physical as well as psychological effect

A team of researchers in the United States has found that children who suffer neglect in their early years are left with physical as well as psychological effects.

22 Nov 2005

Changes in our early sensory experiences resulting from disease or environmental factors may shape our sensory perceptions

Our brain's ability to combine sensory information from a single event - such as seeing an ambulance and hearing its siren - has been shown to speed our reactions, help us identify objects and heighten our awareness.

21 Nov 2005

Accurate and rapid method of diagnosing bacterial meningitis

Several hundred serious cases of bacterial meningitis are diagnosed in Australians every year. Bacterial meningitis is a medical emergency that requires immediate diagnosis and treatment, however doctors have always faced difficulty in diagnosis, both in children and adults.

21 Nov 2005

Aspirin can significantly reduce the risk of stroke in women

A meta-analysis of more than 95,000 patients has shown that aspirin can significantly reduce the risk of stroke in women, but it appears to have no protective effect in men, according to a new analysis by Duke University Medical Center cardiologists.

21 Nov 2005

Computer-aided guidance system simplifies the surgical treatment for movement disorders

Tens of thousands of people who experience movement disorders associated with Parkinson's and a variety of other neurological conditions stand to benefit from a new guidance system that uses computerized brain-mapping techniques to significantly improve an increasingly popular procedure called deep brain stimulation.

21 Nov 2005

Music training may change the brain

New research shows that the special training of music conductors seems to enhance the way their senses work together - enabling them to quickly tell who played a wrong note, for example. Scientists hope the research will lead to new discoveries about how music training may change the brain.

21 Nov 2005

Scientist finds first evidence of a living memory trace

An international team of scientists for the first time has detected a memory trace in a living animal after it has encountered a single, new stimulus.

21 Nov 2005

Valproic acid (Depakote) may help treat lupus

A common anti-seizure drug may be effective against certain conditions associated with lupus, according to animal research at Wake Forest University School of Medicine.

20 Nov 2005

Persistent amyloidosis following suppression of Ab production in a transgenic model of Alzheimer disease

Alzheimer Disease (AD) is characterized by hallmark lesions called amyloid plaques in the brain.

20 Nov 2005

Brains of babies born very prematurely do not develop as well as those who are carried to full-term

"We found that in very premature babies, a part of the brain doesn't show normal growth after birth, and in fact some parts of the brain didn't change at all from the day the babies were born until they reached what would have been a full-term birth date."

20 Nov 2005

Beta-blockers may help deal with stress

An experience as simple as watching graphically violent or emotional scenes in a movie can induce enough stress to interfere with problem-solving abilities, new research at Ohio State University Medical Center suggests.

20 Nov 2005

Sweets may decrease the production of the stress-related hormone glucocorticoid

Researchers from the University of Cincinnati (UC) have found that eating or drinking sweets may decrease the production of the stress-related hormone glucocorticoid--which has been linked to obesity and decreased immune response.

20 Nov 2005

Sperm stem cells research provides exciting findings

New experiments that prevented rat sperm stem cells from changing permanently into sperm have brought researchers one step closer to coaxing such cells to behave like embryonic stem cells, capable of growing into many other types of cells in the body.

20 Nov 2005

New gene linked to schizophrenia and depression

A Scots-led medical research team has identified a new gene linked to major mental illness that links back to a previously discovered gene known to increase the risk of schizophrenia and depression.

20 Nov 2005

Genetically modified allow scientists to examine the potential usefulness of new therapies for Alzheimer's disease

Researchers with the University of Florida and the California Institute of Technology have developed a new strain of genetically modified mice that allow scientists to examine the potential usefulness of new therapies for Alzheimer's disease.

20 Nov 2005

Lowering calorie intake may help Parkinson's disease

A new Oregon Health & Science University and Portland Veterans Affairs Medical Center study suggests that early-stage Parkinson's disease patients who lower their calorie intake may boost levels of an essential brain chemical lost from the neurodegenerative disorder.

20 Nov 2005

Cholesterol lowering drugs, including statins, may slow the progression of Alzheimer's disease

Cholesterol lowering drugs, including statins, may slow the progression of Alzheimer's disease, concludes a study in the Journal of Neurology Neurosurgery and Psychiatry.

20 Nov 2005