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Australian platypus research has implications for understanding the evolution of human sex determination

The mystery surrounding sex determination of the unique Australian platypus has yielded a surprising secret: it has 10 sex chromosomes.

25 Oct 2004

Australian Medical Association slams pharmacy guild

Australian Medical Association President, Dr Bill Glasson, today branded moves by the Pharmacy Guild of Australia to have pharmacists usurp some of the core public health functions of community GPs as mischievous, irresponsible and a poor prescription for Australian patients.

25 Oct 2004

For the first time, the public will have the extraordinary opportunity to observe live brain surgery

Broadcast for the first time to a UK audience, visitors to the Dana Centre will not only watch live surgery, but be able to direct questions to the surgical team in the USA whilst the operation takes place.

25 Oct 2004

Insects implicated in the evolution of new human infectious diseases

Insects and other invertebrates are the arena for the evolution of new infectious diseases in humans, new research shows.

25 Oct 2004

Women and Hispanics are less likely to undergo colorectal cancer screening

Women and Hispanics are less likely to undergo colorectal cancer (CRC) screening but improving their access to CRC screening may be as simple as educating doctors to make the recommendation and explain its impact to patients, according to a new study.

25 Oct 2004

Pain, embarrassment, and lack of time, major reasons for women not electing breast cancer screening

While breast cancer screening in rural America remains underutilized, barriers to screening mammography in poor, rural areas are marked by significant racial disparities, according to a new study.

25 Oct 2004

Europe has one of the highest incidence rates of ovarian cancer in the world

A new large-scale study of ovarian cancer trends found that while it is declining in most northern European countries, it is increasing in a few southern and eastern European countries.

25 Oct 2004

High levels of a protein called LRP6 can make cancer cells more aggressive

The protein's ability to enhance tumor development suggests that the gene that codes for LRP6 is an oncogene--a gene that contributes to tumor development when overactivated.

25 Oct 2004

Newly discovered gene could be a significant contributor to diabetes in Americans

A gene involved in the action of insulin is associated with type 2 diabetes and the body’s response to insulin, report scientists at Wake Forest University Baptist Medical Center.

25 Oct 2004

BMA report hopes to raise awareness about the threat of biological weapons

A new report released today (25 October 2004) by the BMA paints a bleak picture of the global community's ability to cope with advances in biological and genetic weapons technology.

25 Oct 2004

Why some anesthesiologists end up abusing drugs

University of Florida researchers have presented a new theory at the 34th annual Society for Neuroscience on why some anesthesiologists end up abusing drugs.

25 Oct 2004

New understanding of how poxviruses jump from species to species

A Canadian study conducted at Robarts Research Institute sheds new light on how poxviruses can jump from species to species -- and will lead to further exploration of another potential candidate in the emerging field of “oncolytic viruses” to fight cancer.

25 Oct 2004

Tabletop DNA test laboratory cuts disease diagnosis down to 30 minutes

British scientists have developed a tabletop DNA test laboratory that can cut the diagnosis of disease and infection from hours to 30 minutes. This new test laboratory will soon begin trials in UK hospitals.

24 Oct 2004

Calorie restriction prevents certain aging-related changes in the brain

Severe calorie restriction prevents certain aging-related changes in the brain, including the accumulation of free radicals and impairments in coordination and strength, according to a mouse study at Washington University School of Medicine in St. Louis.

24 Oct 2004

Key gene that impacts the timing of puberty

Researchers at the OHSU Oregon National Primate Research Center (ONPRC) have identified a key gene that impacts the timing of puberty and can shorten the time span for reproduction.

24 Oct 2004

Infection plays a larger role than lack of oxygen in premature infants with brain injury

Johns Hopkins researchers have dispelled the widespread belief among obstetricians that, in premature infants, brain injury results from a lack of oxygen, also called hypoxia, when, in fact, infection plays a larger role.

24 Oct 2004

Potential new protein marker for prognosis of breast and ovarian cancer

The researchers matched tumor samples to outcomes in about 100 patients diagnosed with either breast or ovarian cancer and found that a low level of Rab25 protein on a patient's cancer sample was associated with a better clinical outcome in both cancer types.

24 Oct 2004

Stress early in life can have varying lifelong impacts

Scientists at the Oregon Health & Science University National Primate Research Center and the University of Pittsburgh report significant stress early in life can have varying lifelong impacts depending of the timing of the stress exposure.

24 Oct 2004

Exercise protects brain cells affected by Parkinson's

In an animal model of Parkinson's, exercise prevents degeneration of nerve cells that are normally impaired or destroyed by the disease, according to University of Pittsburgh researchers.

24 Oct 2004

New imaging technology gathers valuable information about the brains of people with schizophrenia

Researchers at the Boston Veterans Affairs Health Care System – Brockton Division, Harvard Medical School, and the University of Massachusetts-Boston are using new imaging technology to gather valuable information about the brains of people with schizophrenia.

24 Oct 2004