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Researchers discover the presence of functional ion channels in human embryonic stem cells

These ion channels act like electrical wires and permit ESCs, versatile cells that possess the unique ability to become all cell types of the body, to conduct and pass along electric currents.

20 Oct 2005

Menin is a key player in the development of some forms of acute leukemia

Tumor-suppressor proteins work to inhibit tumor growth in our bodies and when they win, they spare us a battle with cancer. But one such protein, menin, appears to have a split personality.

20 Oct 2005

Researchers learn to rapidly rebuild immunity in immune-suppressed cancer patients

Patients with multiple myeloma suffer from a malignant proliferation of plasma cells in their bone marrow. The standard treatment for this form of cancer is high-dose chemotherapy and transplantation of one's own blood-producing adult stem cells; however, this aggressive treatment wipes out the mature immune-system cells of patients – leaving them vulnerable to infection.

20 Oct 2005

Spliceosome crucial for processing non-coding RNA

The discovery in 1977 that the coding regions of a gene could appear in separate segments along the DNA won the 1993 Nobel Prize in Physiology or Medicine for Richard J. Roberts and Phillip A. Sharp. The active segments of a gene were termed exons, separated from each other within the gene by inactive introns.

20 Oct 2005

Molecule P-glycoprotein (Pgp), may help reduce risk of Alzheimer's

A molecule that has long been an obstacle to cancer chemotherapy and drug treatments for brain disorders may soon become an ally in the fight against Alzheimer's disease, according to researchers at Washington University School of Medicine in St. Louis and the University of Rochester.

20 Oct 2005

Link between emotional impairment and poor cognition in children with bipolar disorder

Using functional magnetic resonance imaging, Pavuluri and her colleagues examined the brain activity of teens while they were performing certain mental tasks. The researchers scanned the brains of 10 unmedicated bipolar patients with normal mood and compared them with 10 healthy subjects of the same age and gender.

20 Oct 2005

Diet rich in fruits and vegetables could be a good defense against prostate cancer

Previous studies have suggested that increased intake of flavonoids which are common in fruits and vegetables may be associated with a reduced risk of prostate cancer, according to Sanjay Gupta, Ph.D., an assistant professor in the Case School of Medicine Department of Urology.

20 Oct 2005

26% of HIV-infected individuals reported that they felt discriminated against by physicians

Research published in the Journal of General Internal Medicine reveals that 26% of HIV-infected individuals reported that they felt discriminated against by physicians and other health care providers. Despite demographic variations, all subgroups reported discrimination of some type.

20 Oct 2005

Avian flu and planning for pandemic

Influenza season is almost upon us. While it is impossible to tell whether we are going to experience a usual flu season -- with one in every five people falling ill -- or whether we are facing a more serious problem such as a dangerous new strain capable of causing a global pandemic, information is important.

20 Oct 2005

Breast cancer drug Herceptin a 'stunner'

According to the New England Journal of Medicine (NEJM) the first trials of the breast cancer drug, Herceptin, tested on women with early stage disease are "simply stunning".

20 Oct 2005

Zambia to try 'herbal remedy' as a treatment for HIV/AIDS

The United Nations paints a grim picture of the health situation in Zambia. One in every six adults in Zambia is living with HIV, life expectancy at birth is below 40 years and 630,000 children in Zambia are AIDS orphans.

20 Oct 2005

IVF gives women false expectations

Experts are warning that women are risking their chances of having children because they are delaying motherhood on the basis of "false expectations" about the success of IVF treatment.

20 Oct 2005

Screening test would give hope to childless couples

According to new research thousands of childless British couples could greatly improve their chances of having a baby if a test that weeds out faulty embryos were carried out.

20 Oct 2005

Neurobiologists gain new insights into brain and memory

We often make unwise choices although we should know better. Thunderstorm clouds ominously darken the horizon. We nonetheless go out without an umbrella because we are distracted and forget. But do we?

19 Oct 2005

Comparison of the risks and benefits of fish consumption

A comparison of the risks and benefits of fish consumption suggests that government advisories warning women of childbearing age about mercury exposure should be issued with caution.

19 Oct 2005

Good news for treating children with amblyopia

New research findings led by Thomas Krahe and Ary S. Ramoa of Virginia Commonwealth University School of Medicine offer two pieces of good news for treating children with amblyopia.

19 Oct 2005

Consistently, African-Americans have been found to have worse health outcomes than whites

Ninety-five percent of older African-American clinic patients reported at least some exposure to racism during their lives in a study by researchers at the San Francisco VA Medical Center and the University of California, San Francisco.

19 Oct 2005

Fatty acids in the diet may play a key role in dry eye syndrome

More than eight million people in the United States, predominantly women, suffer from dry eye syndrome, a painful and debilitating eye disease.

19 Oct 2005

Identification of a single chromosome region linked to specific language impairment

Researchers at the University of Toronto (U of T), Capital Health's Stollery Children's Hospital in Edmonton, Toronto's Hospital for Sick Children and their international collaborators have discovered a genetic abnormality that causes a type of language impairment in children

19 Oct 2005

Herceptin results "quite remarkable"

The targeted drug trastuzumab, or Herceptin, previously shown to prolong survival in advanced breast cancer, dramatically reduced the chances of recurrence in patients with early-stage disease when given for one year following standard chemotherapy.

19 Oct 2005