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Serious illness among children with sickle cell disease reduced with pneumococcal conjugate vaccine

A vaccine introduced in 2000 has reduced by more than 90 percent the rate of a serious bacterial illness among young children with sickle cell disease (SCD), who are particularly susceptible to it, according to a new study that appears in the June 1 issue of Clinical Infectious Diseases and currently is available online.

2 May 2007

Variants of two genes involved in the inflammatory system linked to cognitive decline after heart surgery

Duke University Medical Center researchers believe their findings could help physicians identify patients at risk of suffering mental decline after heart surgery and raises the possibility that these patients could be treated with drugs that are known to dampen the inflammatory response.

2 May 2007

Diesel exhaust fumes affect bone marrow blood flow

A new study finds that exposure to a chemical component of diesel exhaust particles can compromise the ability of resistance arteries to regulate blood flow to bone marrow.

2 May 2007

Higher calcium and vitamin D intake linked to brain lesions in seniors

Elderly men and women who consumed higher levels of calcium and vitamin D are significantly more likely to have greater volumes of brain lesions, regions of damage that can increase risk of cognitive impairment, dementia, depression and stroke.

2 May 2007

New class of nontoxic cancer treatments

A new class of compounds developed by two University of Kentucky researchers shows promise as a nontoxic treatment of some cancers previously treated with toxic chemotherapy, the researchers report today.

2 May 2007

Silicone wires in newer defibrillators less reliable than older polyurethane-insulated leads

German researchers say the newer wire leads now used in implantable cardioverter defibrillators (ICDs) are not as reliable as first thought.

2 May 2007

Simvastatin may help sufferers with Alzheimer's

Treatment with Simvastatin, one of the statin drugs widely used for lowering cholesterol in humans, significantly improved spatial memory - how to navigate a water maze - in mice genetically bred to have an Alzheimer's like disease.

1 May 2007

Caution against over-aggressive use of erythropoiesis-stimulating agents for cancer-related anemia

Echoing recent FDA warnings, a research group from Northern Ireland cautions against over-aggressive use of a group of drugs called "erythropoiesis-stimulating agents" (ESAs) to treat anemia in some cancer patients, according to a commentary in the April issue of The Oncologist, published by AlphaMed Press.

1 May 2007

Pistachios for stress

Eating pistachios may reduce your body's response to the stresses of everyday life, according to a Penn State study.

1 May 2007

Nanoparticles found near plaque-filled arteries

Scientific evidence increasingly links arterial calcification to the presence of nanosized particles so small that some scientists question whether a nanoparticle can live and, if so, play a viable role in causing disease.

1 May 2007

Two-photon absorption imaging of hemoglobin

In an advance that can potentially assist cancer diagnosis, a new optical technique provides high-resolution, three-dimensional images of blood vessels by taking advantage of the natural multiple-photon-absorbing properties of hemoglobin, the red-blood-cell molecule that carries oxygen throughout the bloodstream.

1 May 2007

Researchers identify antioxidant mechanisms involved in protection against heart disease

Zvonimir Katusic, M.D., Ph.D., and Mayo colleagues have identified antioxidant mechanisms essential for regenerative function of endothelial progenitor cells (EPCs).

30 Apr 2007

Drug for toenail fungus also blocks angiogenesis

Researchers at Johns Hopkins have discovered to their surprise that a drug commonly used to treat toenail fungus can also block angiogenesis, the growth of new blood vessels commonly seen in cancers.

30 Apr 2007

Headaches may act like tiny transient strokes

Migraines may be doing more than causing people skull-splitting pain. Scientists have found evidence that the headaches may also be acting like tiny transient strokes, leaving parts of the brain starved for oxygen and altering the brain in significant ways.

30 Apr 2007

Simple scoring system accurately predicts weight-loss surgery risk

A simple scoring system based on five medical factors accurately predicts which patients being considered for gastric bypass surgery would be at highest risk of dying.

27 Apr 2007

New hope for diabetic retinopathy sufferers

Research increasingly shows promise to both slow and relieve the effects diabetic retinopathy, the most common complication of diabetes.

26 Apr 2007

New biotech company develops UD-patented technologies for repairing genes

OrphageniX Inc., a new biotechnology company founded by University of Delaware researchers, has been established in Wilmington to develop and commercialize UD-patented technologies for repairing genes that cause rare, hereditary diseases such as sickle cell anemia and spinal muscular atrophy.

25 Apr 2007

Variations of two common genes associated with progression to more advanced forms of age-related macular degeneration

Age-related macular degeneration (AMD; when the center of the inner lining of the eye suffers thinning, atrophy, and in some cases bleeding), which can lead to visual impairment and legal blindness, is associated with variations in the genes CFH and LOC387715.

25 Apr 2007

Migraine sufferers keep their marbles later in life

Researchers in the United States are suggesting that women who have suffered a lifetime of migraine experience have less cognitive decline than women without migraine.

24 Apr 2007

Big Mac brekkie 'ups' the blood pressure

According to Canadian scientists even just one high-fat meal can increase stress levels in those who are prone to it and substantially raise the blood pressure.

24 Apr 2007