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.

Mother's immune system may play role in chilld's autism

The mothers of some autistic children may have made antibodies against their fetuses' brain tissue during pregnancy that crossed the placenta and caused changes that led to autism, suggests research led by Johns Hopkins Children's Center investigators and published in the February issue of the Journal of Neuroimmunology.

26 Feb 2008

Smoking and pre-eclampsia

Pregnant women who suffer from the high risk condition pre-eclampsia which leads to the death of hundreds of babies every year are putting the lives of their unborn children at significantly increased risk if they continue to smoke during pregnancy.

26 Feb 2008

Small protein discovered that specifically recognizes tumors responding to chemotherapy

A technique that specifically "tags" tumors responding to chemotherapy may offer a new strategy for determining a cancer treatment's effectiveness within days of starting treatment, according to a new study by Vanderbilt-Ingram Cancer Center investigators.

26 Feb 2008

Hair loss breakthrough

A healthy individual loses around a hundred hairs a day. Nothing to worry about as long as they are constantly replaced and the losses occur evenly around the whole scalp.

26 Feb 2008

New metabolic imaging instrument shows promise as screening device in diabetes and other major eye diseases

Scientists at the University of Michigan have shown that their new metabolic imaging instrument can accurately detect eye disease at a very early stage.

26 Feb 2008

Brain tumour gene link found

Cancer Research UK funded scientists have discovered a mutation in a DNA repair gene which may increase the risk of developing meningioma , a rare type of brain tumour , according to new research published in the latest edition of the Journal of the National Cancer Institute .

26 Feb 2008

Mosquito bourne diseases cause concern in three areas of Australia

Australian Health officials have issued public health warnings about mosquito bourne diseases in three areas.

25 Feb 2008

Be healthy, wealthy and wise to avoid dementia

According to the latest research from the United States, the healthy, wealthy and well educated are less likely to suffer from memory loss and dementia as they age.

25 Feb 2008

Worm defecation holds clues to widespread cell-to-cell communication process

The focus of two recent Nobel prizes, a species of roundworm has made possible another advance in the understanding of how cells talk to one another, according to a study published online Feb. 21 in the journal Current Biology.

22 Feb 2008

New devices less effective in thwarting brain aneurysm recurrence

A retrospective analysis of 100 patients suffering from a ruptured brain aneurysm has found that expensive new coiling devices are no more effective than bare platinum coils at preventing aneurysms from recurring.

22 Feb 2008

Insulin administered intranasally may lower food intake in men, improve memory in women

Insulin administered intranasally, acutely decreases food intake in men but not women and in contrast, the compound improves memory function in women but not men according to a new study accepted for publication in the Journal of Clinical Endocrinology & Metabolism (JCEM).

22 Feb 2008

Wireless devices increasingly helping people with disabilities

Mirroring a trend among the general public, an increasing number of people with disabilities regularly use wireless technologies, including cell phones - and find them easier to use.

22 Feb 2008

Guidelines for evaluation of psychological side-effects of brain injury

In her PhD, defended at the University of the Basque Country, Maria Luisa de Francisco Maiz provided a clinical-forensic evaluation of brain injuries and also a study on the variables that influence the length of "legal time periods".

21 Feb 2008

Genetic tags reveal secrets of memories' staying power in mice

A better understanding of how memory works is emerging from a newfound ability to link a learning experience in a mouse to consequent changes in the inner workings of its neurons.

21 Feb 2008

Genetic defect causes immune deficiency and balance disorder

A genetic defect that causes a severe immune deficiency in humans may also produce balance disorders, according to a new study by researchers at the University of Iowa, The Jackson Laboratory and East Carolina University.

21 Feb 2008

Computers are able to diagnose Alzheimer's disease faster and more accurately than experts

According to the Alzheimer's Research Trust, there are over 700,000 people currently living in the UK with dementia, of which Alzheimer's disease, a neurodegenerative disease, is the most common form.

21 Feb 2008

Study identifies another strategy for normalizing tumor blood supply

Manipulating levels of nitric oxide (NO), a gas involved in many biological processes, may improve the disorganized network of blood vessels supplying tumors, potentially improving the effectiveness of radiation and chemotherapy.

21 Feb 2008

Brain's serotonin system differs between men and women

A new thesis from the Swedish medical university Karolinska Institutet shows that the brain's serotonin system differs between men and women.

21 Feb 2008

Newly discovered role of thyroid hormone during pregnancy

Thyroid hormone deficiencies in early pregnancy can cause locomotor underdevelopment in the child, according to research from the Swedish medical university Karolinska Institutet.

21 Feb 2008

Memory loss and thinking problems are becoming less common among older Americans

A new nationally representative study shows a downward trend in the rate of "cognitive impairment" - the umbrella term for everything from significant memory loss to dementia and Alzheimer's disease - among people aged 70 and older.

21 Feb 2008