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.

Coronary angioplasty increases risk of developing Alzheimer's disease

Boston University School of Medicine (BUSM) researchers have discovered that patients who have either coronary artery bypass graft surgery or coronary angioplasty are at an increased risk of developing Alzheimer's disease.

25 Aug 2005

Brain plays an important role in the maintenance of proper bone density

The results of this research, involving a study of the activity of the protein interleukin 1 in the brain, comprise not only a breakthrough in understanding the regulation of bone density by the brain but also hold promise for the development of future treatment for osteoporosis, say the researchers.

24 Aug 2005

Out-of-body experiences to be investigated

Psychologists at The University of Manchester are investigating the idea that out-of-body experiences, commonly thought of as paranormal phenomena, may in fact have their roots in how people perceive and experience their own bodies.

From The University of Manchester 24 Aug 2005

Pennsylvania law allows motorcyclists to drive helmet free - who pays the medical bills?

Pennsylvania passed a law to allow motorcyclists to drive without wearing a helmet. But who pays the medical bills when a motorcyclist suffers a catastrophic brain injury, and how does this law affect our overall medical policy?

24 Aug 2005

Review on fetal pain creates controversy

A review of medical evidence, which has apparently found that fetuses don't feel pain until the final months of pregnancy, has created controversy and has presented a powerful challenge to abortion opponents.

24 Aug 2005

Brain can be tricked into thinking the pain has gone

A new U.S. study has found that it is possible that by just thinking that a medicine will relieve pain is enough to prompt the brain to release its own natural painkillers, and soothe painful sensations.

24 Aug 2005

Mouse model of Rett Syndrome displays reduced cortical activity

Sacha Nelson of Brandeis University in Waltham, MA and Rudolf Jaenisch of the Whitehead Institute of Biomedical Research in Cambridge, MA and their colleagues report online in the Proceedings of the National Academy of Sciences Early Edition that spontaneous neuronal activity is reduced in the cortex of a knockout mouse model for the childhood neurodevelopmental disorder, Rett Syndrome.

23 Aug 2005

First direct evidence that endorphins play a role in the phenomenon known as the placebo effect

Just thinking that a medicine will relieve pain is enough to prompt the brain to release its own natural painkillers, and soothe painful sensations, a new University of Michigan study finds.

23 Aug 2005

New drug CX717 can temporarily improve performance and reverse the effects of sleep deprivation

Research in monkeys suggests that a new drug can temporarily improve performance and reverse the effects of sleep deprivation on the brain, which would be a breakthrough in helping shift workers, health professionals, military personnel and others who must function at top performance in spite of sleep deficits.

23 Aug 2005

Benefits of MAO-B inhibitors are small but may be worthwhile in some patients with early Parkinson's disease

A class of drugs known as MAO-B inhibitors may be effective in improving motor symptoms in people with early Parkinson's disease and may delay the need for treatment with other drugs, according to a new systematic review of current evidence.

23 Aug 2005

Rotenone study may lead to novel therapies for Parkinson's disease

Neuroscientists from the University at Buffalo have described for the first time how rotenone, an environmental toxin linked specifically to Parkinson's disease, selectively destroys the neurons that produce dopamine, the neurotransmitter critical to body movement and muscle control.

23 Aug 2005

Study shows potential treatment for brain cancer

A compound that kills cancer can sneak past the blood brain barrier, which protects the brain from foreign substances, to do its work in fighting a particularly invasive brain cancer, according to a new Saint Louis University animal study published in the Proceedings of the National Academy of Sciences Online Early Edition the week of Aug. 22.

22 Aug 2005

Scientists step closer to understanding the genetic pathway involved in the development of hearing

New research findings, published online in the journal Nature Genetics, detail how sensory hair cells in the ear - the cells largely responsible for hearing - develop unique shapes that enable the perception of sound.

22 Aug 2005

Nearly one-third of former brain tumor patients require special education services

Children who survive brain cancer struggle for years with the malevolent echo of the disease and its treatment, according to a new study from the Stanford University School of Medicine and Lucile Packard Children's Hospital.

22 Aug 2005

Researchers test experimental drug Neuprex on infants undergoing heart surgery

UT Southwestern Medical Center is the only institution in the nation approved by the Food and Drug Administration to test an experimental drug on infants undergoing heart surgery to see whether it can help them avoid potentially lethal infections and improve survival.

22 Aug 2005

Japanese encephalitis in Indian province - update

Health officials say nine more people have now died from Japanese encephalitis in India's Uttar Pradesh state, taking the death toll from the mosquito-borne disease to 99.

22 Aug 2005

Medulloblastoma irradiation may impair reading skills in young children

Irradiation therapy for the brain cancer medulloblastoma is more likely to impair IQ and reading skills of younger children than older children even if the dose of radiation is reduced, according to the results of the largest study of its kind, conducted by investigators at St. Jude Children's Research Hospital, Texas Children's Cancer Center (Houston) and Royal Children's Hospital (Melbourne, Australia).

22 Aug 2005

Detailed picture of migraines

Every eight adult Swede suffers from migraine. Using a new method, researchers at Göteborg have managed for the first time ever to provide a detailed picture of an untreated attack. This will be of great significance for the development of new forms of treatment.

22 Aug 2005

India's encephalitis death toll reaches 110 and most are children

The deaths of another twenty people in an encephalitis outbreak in India's northern state of Uttar Pradesh has taken the toll to 110 as of Saturday.

21 Aug 2005

SH2-B enhances brain's leptin sensitivity - may lead to clues for treatment of obesity and diabetes

What do laboratory mice at the University of Michigan Medical School have in common with millions of overweight Americans? Like many of us, these mice just can't stop eating.

18 Aug 2005