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Polymer and ceramic biodegradable materials that carry bone growth enhancing substances

Rapid and guided healing of bones has moved a step closer with research by two biomedical engineering students who have found new ways to deliver bone growth enhancers directly to broken or weakened bones.

31 Oct 2006

Mobile phones increase mens' risk of infertility

More doubt has been cast on the safety of mobile phones by a new study which says men who use them could be risking their fertility.

24 Oct 2006

Ecology of microbial invasions

Infectious disease can play a key role in mediating the outcome of competition between rival groups, as seen in the effects of disease-bearing conquistadors in the New World - or, on a much smaller ecological scale, the ability of bacteria to spread their viruses to competing bacteria.

23 Oct 2006

Otoferlin, defective in a human deafness form, is essential for exocytosis at the auditory ribbon synapse

By studying a gene earlier linked to deafness in humans, researchers now have new insight into the molecular process by which components of the inner ear send messages to the brain.

20 Oct 2006

Scientists discover how brain turns on system designed to protect nerve cells from toxic "free radicals"

Scientists at Dana-Farber Cancer Institute report they have found how the brain turns on a system designed to protect its nerve cells from toxic "free radicals," a waste product of cell metabolism that has been implicated in some degenerative brain diseases, heart attacks, strokes, cancer, and aging.

20 Oct 2006

Scientists discover why some bacteria are naturally magnetic

Scientists at the Naval Research Laboratory (NRL) and Purdue University have shed light on one of microbiology's most fascinating mysteries--why some bacteria are naturally magnetic.

20 Oct 2006

Comprehensive review backs health benefits of eating fish

There is ample research advocating the nutritional benefits of eating fish and shellfish because fish is high in protein and omega-3 fatty acids.

18 Oct 2006

Do the risks of eating fish outweigh the benefits? Yes or No

Fish is high in protein and omega-3 fatty acids. But concerns have been raised in recent years about chemicals found in fish from environmental pollution, including mercury, PCBs and dioxins. That has led to confusion among the public--do the risks of eating fish outweigh the benefits?

17 Oct 2006

Why organs fail following massive trauma

Massive trauma, say from a sabertooth tiger attack, meant immediate death for the primitive human.

17 Oct 2006

Cocktail of two drugs heals damaged hearts

A cocktail of drugs has been found in trials with animals to heal damaged heart muscle.

10 Oct 2006

More 'eco-friendly' hospitals being built

Hospitals are beginning to build "more efficient, eco-friendly facilities with 'sustainable' design features" as the industry "embarks on a $200 billion construction program over the next decade to replace or rebuild decaying facilities and meet growing demand from aging baby boomers," the Wall Street Journal reports.

5 Oct 2006

Acne drug leads to depression-related behavior in mice

A drug commonly used to treat severe acne can lead to depression-related behavior in mice, according to research published in the journal Neuropsychopharmacology by scientists from The University of Texas at Austin and the University of Bath.

21 Sep 2006

Study reveals white blood cells can both hurt and help transplanted kidneys

In an example of biological irony, the same white blood cell chemistry known to damage kidneys used for transplants may also help prevent such damage, according to a federally funded study in genetically engineered mice at Johns Hopkins.

21 Sep 2006

Chemical dump in Ivory Coast - WHO provides public health support

The first members of WHO's international team arrived in Abidjan this week to support the Ministry of Health in dealing with an environmental health emergency caused by toxic waste.

18 Sep 2006

Nicotine shows potential medical benefits

Nicotine may improve the symptoms of depression in people who do not smoke, Duke University Medical Center scientists have discovered.

12 Sep 2006

Genetic code for breast and colon cancers

Johns Hopkins Kimmel Cancer Center scientists have completed the first draft of the genetic code for breast and colon cancers.

7 Sep 2006

FDA provides guidance to industry for active ingredients used in medical tests

The U.S. Food and Drug Administration (FDA) today issued draft regulatory guidance for the medical device industry on commercially distributed active ingredients of medical tests called Analyte Specific Reagents (ASRs).

5 Sep 2006

Chemical concerns over skincare

Did you know that the average woman uses 12 toiletries every day and applies more than 175 chemical compounds to her body in the process?

5 Sep 2006

Juice lowers Alzheimer's risk

In a large epidemiological study, researchers found that people who drank three or more servings of fruit and vegetable juices per week had a 76 percent lower risk of developing Alzheimer's disease than those who drank juice less than once per week.

4 Sep 2006

A wake-up call for parents of children with sleep apnea

In what is believed to be the first study showing neural changes in the brains of children with serious, untreated sleep apnea, Johns Hopkins researchers conclude that children with the disorder appear to suffer damage in two brain structures tied to learning ability.

31 Aug 2006