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How polychlorinated biphenyls open brain cells to Parkinson's assault

University of Rochester scientists investigating the link between PCBs, pesticides and Parkinson's disease demonstrated new and intricate reactions that occur in certain brain cells, making them more vulnerable to injury after exposures.

9 Feb 2005

Finding points towards the possibility of retrovirus involvement in ALS (amyotrophic lateral sclerosis)

A significant proportion of patients suffering from ALS (amyotrophic lateral sclerosis), also known as Lou Gehrig's disease or motor neuron disease, have a marker of retrovirus activity in their blood, reports the February 8 issue of the medical journal Neurology.

7 Feb 2005

Clues to autism's neural basis

In a study that broadens our understanding of the neural basis of social interactions, researchers at Harvard Medical School and the University of Montreal have shown that individuals with autism display abnormal patterns of activity in brain circuits that underlie the understanding of other people's behavior.

7 Feb 2005

High-fiber cereal can help keep diabetes, heart disease, and stroke at bay

A healthy breakfast that includes high-fiber cereal can help you lose weight and keep diabetes, heart disease, and stroke at bay — especially when the menu also includes nonfat milk and fruit.

7 Feb 2005

Relationship between weight gain and breast cancer survival

Women who are overweight prior to breast cancer diagnosis, or who are lean but gain weight following diagnosis, are more likely to have their disease return or die of the disease, a new study shows. This effect was found to be particularly pronounced among women who had never smoked. The study is published online in the Journal of Clinical Oncology (JCO).

31 Jan 2005

Pap smear has become an annual screening rite among American women

Since it was first introduced six decades ago, the Papanicolaou (Pap) smear – widely credited with substantial reductions in the incidence and mortality from cervical cancer – has become an annual screening rite among American women.

31 Jan 2005

Premenstrual exacerbation of depression common

Virginia Commonwealth University mental health experts have found that women with depression commonly report fluctuations in their symptoms across the menstrual cycle — a key factor that may help physicians better evaluate and treat depressed women.

30 Jan 2005

New methods of gene delivery using lasers

Leading laser scientists at the University of St Andrews have developed a new method of delivering genes to cells using laser light. The new technique, which is cheap and powerful, could have important implications for future studies in biomedicine and healthcare.

26 Jan 2005

Obesity and weight gain are associated with increased risk for developing kidney stones

Kidney stones are a major cause of illness, according to background information in the article. The lifetime prevalence of kidney stones is approximately 10 percent in men and 5 percent in women, and more than $2 billion is spent on treatment each year.

26 Jan 2005

BMA Scotland response to Health Committee workforce planning report

Welcoming the publication of the Scottish Parliament Health Committee's findings from its inquiry into workforce planning in the NHS, Dr Bill O'Neill, Scottish Secretary of the BMA, said:

25 Jan 2005

Whole-body computed tomography (CT) is not a cost-effective screening method

The use of whole-body CT as a screening tool for cancer and other diseases is the focus of an ongoing debate. Proponents of whole-body CT emphasize the potential benefit of early detection of disease, but others caution that the costs, false-positive findings and unnecessary radiation might render the procedure more harmful than beneficial.

25 Jan 2005

Younr black people experience the most pain

Adults under the age of 50 who have chronic pain may be less able to cope with their condition and more prone to associated depression than their elders, a new study suggests.

25 Jan 2005

BMA report shows how rural healthcare is being neglected

A new BMA report, released today (Friday, 21 January 2005) shows how rural healthcare is being neglected. A key message from the report, Healthcare in a rural setting, is that many health policies developed for urban areas do not work in rural ones.

20 Jan 2005

Insight into potential mechanisms underlying type II diabetes

New research published in the premier issue of Cell Metabolism finds that a single brain region is sufficient for normal control of blood sugar and activity level by the fat hormone leptin. The same region also exerts significant, though more modest, control over leptin's effects on body weight.

19 Jan 2005

Psychiatric disorders detected using blood test

ChondroGene Limited reported today that a paper entitled "Assessing the Validity of Blood- Based Gene Expression Profiles for the Classification of Schizophrenia and Bipolar Disorder: A preliminary Report" is available online on the American Journal of Medical Genetics Part B: Neuropsychiatric Genetics' website.

19 Jan 2005

Higher folate intake decreases risk of hypertension in women

John P. Forman, M.D., of Brigham and Women’s Hospital and Harvard Medical School, Boston and colleagues analyzed data from two studies (93,803 younger women aged 27 to 44 years in the Nurses’ Health Study II [1991-1999] and 62,260 older women aged 43 to 70 years in the Nurses’ Health Study I [1990-1998]).

19 Jan 2005

New technology an option for severe nearsightedness

A new surgical procedure that has improved eyesight in people who have severe nearsightedness and face a dearth of treatments has made its way to western New York.

17 Jan 2005

Researchers attack cervical cancer

As more and more promising results of clinical trials on vaccination against human papillomaviruses are published, the more likely it becomes that an HPV vaccine will be the first licensed immunization against a sexually transmitted disease.

17 Jan 2005

Doctors fail to recognise depressive symptoms in more than 40 per cent of older patients

Dr Jeff Looi, a Senior Lecturer at the ANU Medical School, said that while 15 per cent of Australians over 65 have depression, many are not diagnosed by their GP.

17 Jan 2005

Discovery offers promise for treatment of age-related hearing loss

Researchers have discovered that deletion of a specific gene permits the proliferation of new hair cells in the cochlea of the inner ear -- a finding that offers promise for treatment of age-related hearing loss. This type of hearing loss is caused by aging, disease, certain drugs, and the cacophony of modern life. It is the most common cause of hearing loss in older people.

13 Jan 2005