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People with rheumatoid arthritis have more silent, unrecognized heart attacks and sudden cardiac deaths

People with rheumatoid arthritis not only have a higher risk of coronary heart disease than those in the general population, but they have more silent, unrecognized heart attacks and sudden cardiac deaths, according to a Mayo Clinic study published in the February issue of Arthritis & Rheumatism.

3 Feb 2005

Suffering from fatigue, abdominal discomfort or bloody diarrhea? Your doctor might not recommend an uncomfortable endoscopy

People living with fatigue, abdominal discomfort and bloody diarrhea caused by the chronic inflammation of ulcerative colitis may no longer need to undergo frequent and uncomfortable endoscopies, a new study shows.

3 Feb 2005

Women who feel more loved are less at risk for major depression than men

Virginia Commonwealth University researchers have found that women who feel more loved and supported by their friends, relatives and children are less at risk for major depression than men, suggesting important gender differences in the pathways leading to depression.

3 Feb 2005

State policies decrease youth smoking, drinking, sex

State policies, such as taxing the sale of cigarettes and alcohol, decrease teenage smoking and drinking, according to researchers at the Johns Hopkins Bloomberg School of Public Health.

3 Feb 2005

Bacterial spread all down to chance: some strains 'just the luckyones'

Scientists have discovered that factors such as human immunity and drug resistance are less important to the success of bacterial spread than previously thought.

3 Feb 2005

Highest average rate of US road deaths on Independence Day

More than 100 people die on US roads every day, but there is definitely a seasonal trend, with the highest average death toll on July 4, Independence Day, reveals research in Injury Prevention.

3 Feb 2005

Male surgeons report highest rate of mistakes in patient care

Male surgeons report the highest rate of mistakes in patient care, reveals a study of doctors' attitudes to "adverse events" in Quality and Safety in Health Care.

3 Feb 2005

NHS Trusts meeting government target on stroke units "in name only"

A large proportion of eligible NHS hospital trusts seem to be meeting the UK government target for setting up stroke units, but in name only, suggests a national audit, published in Quality and Safety in Health Care.

3 Feb 2005

Compound, derived from a rare South American plant, stops the growth of human breast cancer cells

They started with a bare room and an idea. Now, after five years of painstaking, sophisticated tests, scientists at the University of Virginia Health System have discovered that a compound, derived from a rare South American plant, stops the growth of human breast cancer cells in laboratory cultures.

1 Feb 2005

Mitochondria - the energy factories in our cells - can sustain a cancer

University of Glasgow scientists have discovered how mitochondria - the energy factories in our cells - can sustain a cancer, reporting their findings in a new study published in Cancer Cell.

31 Jan 2005

New understanding of the causes for symptoms of sickle cell disease

A new understanding of the causes for symptoms of sickle cell disease, a condition affecting one in every 600 African-Americans, has resulted from a study by researchers at Duke University Medical Center and Howard Hughes Medical Institute (HHMI). Their findings may lead to a new, more direct method for treating the disease, they said.

31 Jan 2005

Gene dynamin 2 underlies one form of Charcot-Marie-Tooth disease

A gene that plays many fundamental roles in cells throughout the body has, for the first time, been implicated in human disease, according to researchers at the Duke Center for Human Genetics.

31 Jan 2005

What causes puberty to begin?

Puberty, that awkward phase when boys and girls are primed for their sexual reproductive years as men and women, appears to be triggered by the brain's own version of "It takes two to tango," whereby a signal literally gets turned on by a molecule that is produced by a gene aptly named KiSS-1.

31 Jan 2005

Significant advance toward understanding lifelong process of blood cell formation

A research study published in the February issue of Developmental Cell expands on previous studies by using adult animals to examine the role of a key gene known to be required for blood cell formation. Information gained from this research will be useful for future studies aimed at directing stem cell differentiation in a variety of potential therapeutic contexts.

31 Jan 2005

New insights into how a language is born

How is a language born? What are its essential elements? Linguists are gaining new insights into these age-old conundrums from a language created in a small village in Israel's Negev Desert.

31 Jan 2005

Eleventh Edition of the Report on Carcinogens

The Department of Health and Human Services released its Eleventh Edition of the Report on Carcinogens today, adding seventeen substances to the growing list of cancer-causing agents, bringing the total to 246.

31 Jan 2005

Do genes play a role in determining whether a man is gay or heterosexual?

In the first-ever study combing the entire human genome for genetic determinants of male sexual orientation, a University of Illinois at Chicago researcher has identified several areas that appear to influence whether a man is heterosexual or gay.

31 Jan 2005

Bioartificial kidney containing billions of donor kidney cells under study at the Medical College of Georgia

Whether a bioartificial kidney containing billions of donor kidney cells will help intensive care patients with kidney failure survive is under study at the Medical College of Georgia.

31 Jan 2005

Erectile dysfunction is often the first sign of heart problems

Erectile dysfunction (ED) is often the first and earliest sign of a more significant cardiovascular condition, according to a study in The Journal of Sexual Medicine. The study presents results from the Minority Health Institute (MHI) Expert Advisory Panel.

31 Jan 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