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Exploiting biology's own chemical toolbox...

Exploiting biology's own chemical toolbox, researchers have developed a new technique that will allow them to modify specific sequences within a DNA molecule. The approach will not only help reveal the impact of biochemical alterations to DNA, but could have far-reaching implications for DNA-based medical diagnosis and nanobiotechnology.

28 Nov 2005

Completion of the genetic sequencing of the 1918 influenza A virus

An article by Robert Belshe, M.D., of Saint Louis University School of Medicine in the New England Journal of Medicine reviews recent "spectacular achievements of contemporary molecular biology" that hold great importance as the world prepares for a possible flu pandemic.

28 Nov 2005

Contact with pigs increases risk of animal flu viruses

Farmers, veterinarians and meat processors who routinely come into contact with pigs in their jobs have a markedly increased risk of infection with flu viruses that infect pigs, according to a study funded in part by the National Institute of Allergy and Infectious Diseases (NIAID).

28 Nov 2005

Depression treatment in children - poor data

When the U.S. Food and Drug Administration declared in 2004 that certain antidepressants are linked to an increased risk of suicide in adolescents, there was surprisingly little data about how depression was being treated in young patients.

28 Nov 2005

Low doses of aspirin increase chance of developing ulcers

Aspirin has long been hailed as one of the most effective, low-cost ways to help guard against a heart attack or stroke. However, international medical researchers caution that low doses of aspirin also increase a patient's chance of developing an ulcer, often without warning signs.

28 Nov 2005

Bionic fiction becomes science fact

A highly dexterous, bio-inspired artificial hand and sensory system that could provide patients with active feeling, is being developed by a European project.

28 Nov 2005

Exercise in moderation best for the brain

Exercise is good for your physical health. We have known this for a long time. We also know that physical activity is good for the brain and alleviates depression and stress.

28 Nov 2005

Eat your way to a better brain for your baby

A team of British scientists at Manchester and Lancaster Universities has turned established thinking on its head in a bid to understand the serious and often deadly condition, hydrocephalus, commonly known as 'water on the brain'.

From The University of Manchester 28 Nov 2005

Master switch for blood cell development detected

Blood cells develop from blood stem cells in the bone marrow. Their development is regulated by roughly 20 gene regulators or transcription factors.

28 Nov 2005

Patient-specific stem cell lines - now a real possibility

Immune rejection problems could affect any one of us. This unique research shows that producing individual patient cell lines for our own future needs is now something we might all want to consider.

28 Nov 2005

One-half of cancer patients continue to smoke after diagnosis

A pair of articles from The University of Texas M. D. Anderson Cancer Center makes the case that patients would receive better care if physicians and researchers would address the issue of tobacco use after a cancer diagnosis and monitor tobacco use during clinical trials that test new agents.

28 Nov 2005

Indonesia to produce bird flu vaccine with help from U.S. company

Indonesian President Susilo Bambang Yudhoyono says the authorities there will cooperate with the U.S.-based Baxter International to produce human vaccines for the H5N1 bird flu virus.

28 Nov 2005

A sign of the times - fat bums mean longer needles for that jab

It has to be a sign of the times, according to researchers fatter backsides are causing many drug injections to miss their mark, and are requiring longer needles to reach buttock muscle.

28 Nov 2005

Nothing changes - AIDS drug goal defeated by bureaucracy

A recent report on the failure of the United Nations "3 by 5" AIDS initiative, says that because of bureaucracy, poor management and inadequate funding, a global drive to put 3 million poor people on life-saving AIDS drugs by the end of 2005, has been defeated.

28 Nov 2005