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.

Stress affects levels of serum cytokines across pregnancy

A new study shows that women who report high levels of stress and low social support during pregnancy are more likely to have increased immune system activity, which can trigger inflammatory responses and put them at risk for premature labor and preeclampsia.

7 Apr 2007

Potential target for the development of a drug to treat memory loss

A mind-altering mutation in mice results in an enhanced long-term memory, researchers report in the April 6, 2007 issue of the journal Cell, published by Cell Press.

7 Apr 2007

Researchers show blood-brain barrier damage could affect multiple sclerosis severity

Immunology researchers at the Kimmel Cancer Center at Jefferson studying a multiple sclerosis (MS)-like disease in mice have shown that the amount of "damage" to the central nervous system's protective blood-brain barrier, in essence, opening it, almost always correlates to the severity of the disease.

7 Apr 2007

Pharmacyclics undergoes 'file over protest' for Xcytrin NDA

Pharmacyclics, Inc. has announced its request to the U.S. Food and Drug Administration (FDA) that its New Drug Application (NDA) for Xcytrin (motexafin gadolinium) Injection be filed over protest.

5 Apr 2007

Nicotine shown to enhance learning and memory

While nicotine is highly addictive, researchers have also shown the drug to enhance learning and memory, a property that has launched efforts to develop nicotine-like drugs to treat cognitive deficits in Alzheimer's and Parkinson's diseases, schizophrenia, and attention-deficit/hyperactivity disorder.

5 Apr 2007

The rich are different !

Economists have postulated that people's perception of the value of financial gains decreases as they become richer, but scientists have not really been able to measure this change in 'marginal utility' in the laboratory, until now.

5 Apr 2007

Research shows potential for treatment of diabetics in hypoglycemic coma

Brain damage that was thought to be caused by hypoglycemic coma actually occurs when glucose is administered to treat the coma, according to a study in rodents led by researchers at the San Francisco VA Medical Center.

5 Apr 2007

Stanford technique directly controls brain cell activity with light

Every thought, feeling and action originates from the electrical signals emitted by diverse brain cells enmeshed in a tangle of circuits.

5 Apr 2007

New therapeutic target for Alzheimer's could lead to drugs without side effects

It's been 100 years since Alzheimer's disease was first described, and yet our best treatments in development for the disease are still highly toxic drugs.

5 Apr 2007

UT Metroplex institutions to collaborate on biomedical research

Researchers from the three University of Texas campuses in the Dallas-Fort Worth metropolitan area are combining their expertise in biomedical science, engineering and physical sciences on projects aimed at solving real-world medical problems.

5 Apr 2007

White matter tracts in brain play a significant role in the rapid control of behavior

As wise as the counsel to "finish what you've started" may be, it is also sometimes critically important to do just the opposite -- stop.

4 Apr 2007

Stroke damage in a brain region known as the putamen is strongly linked to motor neglect

Scientists have untangled two similar disabilities that often afflict stroke patients, in the process revealing that one may be treatable with drugs for Parkinson's disease.

4 Apr 2007

New and improved techniques to treat cardiac arrest

Professor of Emergency Medicine at the University of Pennsylvania School of Medicine, has been named Director of Penn's new Center for Resuscitation Science.

4 Apr 2007

Use of stimulant drugs may be linked to a higher risk for stroke

The use of stimulant drugs, including cocaine and amphetamines, may be linked to a higher risk for stroke, according to a report in the April issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

4 Apr 2007

Men and women who wait to have babies later in life may increase their children's risk for autism

The study investigated 132,844 children born at Kaiser Permanente hospitals in its Northern California region over a five-year period (1995-1999) and identified 593 children who had been diagnosed with an autism spectrum disorder (ASD).

4 Apr 2007

Researchers identify 221 genes possibly related to addiction vulnerability

Scientists supported by the National Institute on Drug Abuse (NIDA), part of the National Institutes of Health, have for the first time identified genes that might increase a person's ability to abstain from smoking.

4 Apr 2007

A mild head injury can increase your chance of developing a sleep disorder

Researchers say these findings highlight the need for improved diagnosis and treatment of sleep disorders in mild traumatic brain injury patients who complain of insomnia.

4 Apr 2007

Leg pain can mean peripheral arterial disease

David Dow thought he was having back problems, and that his legs were hurting as a result. As it turns out, that pain may have saved his life.

4 Apr 2007

Effectiveness of psychosocial treatments for bipolar disorder

This is a follow up study to one released last Thursday in the New England Journal of Medicine on the effects of antidepressants in the treatment of bipolar disorder. Both studies, called STEP-BD, were funded by the National Institute of Mental Health.

4 Apr 2007

New findings on hypoglycemic neuronal death

Treatment with insulin revolutionized the life of individuals with diabetes. However, because insulin acts to lower blood glucose levels, it can cause hypoglycemia (low levels of glucose in the blood), which, if prolonged, can lead to brain injury and coma.

4 Apr 2007