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Organic biosensor detects onset of acute myocardial ischemia

Engineering researchers at the University of Arkansas have fabricated and tested a unique biosensor that measures concentrations of potassium and hydrogen ions in the human heart with high specificity.

22 Apr 2009

Children resuscitated at birth at risk for lower IQs

Children who were resuscitated at birth have increased risk of low intelligence quotient (IQ) at age eight years, even if they were apparently healthy in the 28 days (neonatal period) following birth.

22 Apr 2009

Brain metastases hijack neuron-supporting cells to resist chemotherapy

Cancer that spreads to other organs finds a particularly inviting hideout in the brain, where these metastases are usually far harder to treat than they are in other locations.

20 Apr 2009

Survival mode that protects cells when oxygen is low also slows aging

A biochemical pathway that helps keep cells alive when oxygen is low also plays a role in longevity and resistance against some diseases of old age, according to a report to be published April 16 in the journal Science.

16 Apr 2009

Somanetics announces new FDA 510(K) clearance

Somanetics Corporation has announced a new 510(k) clearance from the U.S. Food and Drug Administration (FDA) to expand the labeling for its INVOS(R) Cerebral/Somatic Oximeter.

16 Apr 2009

Exercise programme for migraine sufferers

Many patients who suffer from migraines avoid taking aerobic exercise because they are afraid that the physical activity may bring on a serious migraine attack.

16 Apr 2009

Immune cells in the blood inhibit inflammation after a stroke

In acute ischemic stroke, the blood supply to the brain is restricted. Initially, brain cells die from lack of oxygen.

16 Apr 2009

Researchers use stroke patient's own stem cells in trial for first time

For the first time in the United States, a stroke patient has been intravenously injected with his own bone marrow stem cells as part of a research trial at The University of Texas Medical School at Houston.

15 Apr 2009

Blood transfusions after cardiac surgery may be unnecessary

Blood transfusions carried out after cardiac surgery could be unnecessary and might cause health complications for patients.

15 Apr 2009

Maternal positions and mobility during first stage of labor

Women who walk, sit, kneel or otherwise avoid lying in bed during early labor can shorten the first stage of labor by about an hour, according to a new Cochrane evidence review.

14 Apr 2009

Scientists show how gene alteration can lead to the development of a type of brain cancer

An international team of scientists from the Moores Cancer Center at the University of California, San Diego, the University of North Carolina and several institutions in China have explained how a gene alteration can lead to the development of a type of brain cancer, and they have identified a compound that could staunch the cancer's growth.

14 Apr 2009

New method to estimate bleeding risk in heart attack patients

With eight basic medical facts in hand, doctors can now estimate the risk of bleeding for a patient having a heart attack.

14 Apr 2009

Discovery of chemical compound that may stop deadly brain tumors

Researchers at the University of North Carolina at Chapel Hill School of Medicine have identified a compound that could be modified to treat one of the most deadly types of cancer, and discovered how a particular gene mutation contributes to tumor growth.

12 Apr 2009

Discovery of compound that may stop glioblastoma multiforme

12 Apr 2009

Research defines neurons that control sociability in worms

Ants colonize. Fish shoal. Flamingos flock and caribou herd. Earth is populated by inherently social beings. Even lowly worms seek out the benefits of companionship.

12 Apr 2009

Telemonitoring changes the working practice of cardiac nurses

The 9th Annual Spring Meeting of the European Society of Cardiology Council on Cardiovascular Nursing and Allied Professions (CCNAP), organised in cooperation with the Irish Nurses Cardiovascular Association (INCA), is being held at the Royal Dublin Society, Dublin, Ireland, on 24-25 April.

8 Apr 2009