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Magnetic diagnostic lab on a chip

If you have ever marveled over the orderly process by which cars, buses and other modes of transportation are directed toward their destinations in a big city, you?ll really appreciate the work of one Florida State University chemist.

From Siemens Healthineers 7 Aug 2007

FDA approves maraviroc, an antiretroviral drug for use in adult HIV patients.

The U.S. Food and Drug Administration (FDA) has approved maraviroc, an antiretroviral drug for use in adult HIV patients. Maraviroc, sold under the trade name Selzentry, is the first in a new class of drugs designed to slow the advancement of HIV and received priority review by the FDA.

7 Aug 2007

Social dynamics of obesity

American women have gotten fatter as it has become more socially acceptable to carry a few extra pounds, according to a new study.

7 Aug 2007

Handheld BrainScope device detects brain damage immediately after concussion

Researchers at NYU School of Medicine have developed a handheld device that can detect subtle brain damage immediately after concussion.

7 Aug 2007

Electrical device partly restores sense of balance in animals

Hearing and balance experts at Johns Hopkins report successful testing in animals of an electrical device that partly restores a damaged or impaired sense of balance.

7 Aug 2007

Backache sufferers who fear pain change movements

People who fear aggravating a backache will change the way they move to prevent more pain, a new study finds.

7 Aug 2007

Age-related hearing loss very common

For many people, hearing loss is part of aging. Hearing loss affects approximately one-third of people over age 65. Among people age 75 and older, 40 percent to 50 percent experience hearing loss.

7 Aug 2007

ADHD linked to depressed dopamine activity in the brain

Adults with attention-deficit/hyperactivity disorder (ADHD) show a blunted response to the drug methylphenidate (Ritalin), which increases brain dopamine levels, according to a report in the August issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

7 Aug 2007

18 to 25 percent of women suffer from migraines

For every man with a migraine, three women are struck by the severe headaches that often come with nausea, sensitivity to light and sound, and aura.

6 Aug 2007

Mechanistic model of DNA repair

Ionizing radiation, toxic chemicals, and other agents continually damage the body's DNA, threatening life and health: unrepaired DNA can lead to mutations, which in turn can lead to diseases like cancer.

6 Aug 2007

New insight into mechanism of DNA-break repair

A new UC Davis study that explains the actions of a gene mutation that causes early onset cancer provides a fundamental insight into the mechanism of DNA-break repair.

6 Aug 2007

Can people mentally impose arbitrary spatial category boundaries?

When explorers like Magellan and Columbus sailed from Europe to the New World 500 years ago, they amazingly managed to navigate the open sea without terrestrial landmarks, natural boundaries or the navigational technology we have today.

6 Aug 2007

What causes rosacea?

Doctors can describe the symptoms of rosacea, a common inflammatory skin disease that causes facial redness and affects nearly 14 million Americans.

6 Aug 2007

Turning back the clock on facial aging

The longstanding idea that the entire human face ages uniformly is in need of a facelift, say researchers at UT Southwestern Medical Center who have found that multiple, distinct compartments of fat in the face age at different rates.

6 Aug 2007

Autistic intelligence

Autistic children are doubly stigmatized. On the one hand, they are often dismissed as low functioning or mentally retarded, especially if they have poor speaking skills as many do.

6 Aug 2007

Glycine prevents arthrosis and osteoporosis

Glycine is a non-essential amino acid used by the organism to synthesise proteins and is present in foods such as fish, meat or dairy products.

6 Aug 2007

Suntanorexics know they are damaging their health

Hardcore sunbathers who plan to get burnt on the beach this summer will do so in the full knowledge that they are permanently damaging their skin â€“ according to a survey* commissioned by Cancer Research UK.

6 Aug 2007

How the brain produces fever responses during infections

With the finding that fever is produced by the action of a hormone on a specific site in the brain, scientists have answered a key question as to how this adaptive function helps to protect the body during bacterial infection and other types of illness.

6 Aug 2007

Researcher examines the needs of laryngeal cancer patients

A nurse researcher at the Cancer Care Research Centre, based at the University of Stirling is using a research fellowship of more than £90,000 from Cancer Research UK to provide support for people with head and neck cancers.

6 Aug 2007

Short heart health programs improve life expectancy and reduce hospitalizations

Secondary prevention programs for coronary heart disease that contain less than 10 hours contact with health professionals and those provided by family doctors are just as effective in saving lives as more expensive, longer and more specialized hospital-based alternatives, according to cardiovascular researchers at the University of Alberta in Edmonton, Canada.

6 Aug 2007