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Protein controls acid in cells by direct detection of volume changes

A protein responsible for regulating acid levels within cells - and pumping out acid accumulated in cardiac cells after a heart attack - activates in direct response to changes in a cell's volume, according to a new study by researchers at UT Southwestern Medical Center at Dallas.

5 Jul 2004

Third case of Japanese encephalitis reported this year in Hong Kong

The Hong Kong Centre for Health Protection has confirmed a 50-year-old homeless man in Sham Shui Po has contracted Japanese encephalitis, the third case reported this year.

5 Jul 2004

NovoSeven may prove to be the first effective treatment for brain hemorrhage caused by stroke

Scientists from the UC Medical Center played a key role in developing what may prove to be the first effective treatment for brain hemorrhage caused by stroke.

5 Jul 2004

Research points to a possible way to design anthrax toxin molecules that selectively attack tumor cells

Scientists have determined a three-dimensional (3-D) molecular image of how anthrax toxin enters human cells, giving scientists more potential targets for blocking the toxin, the lethal part of anthrax bacteria.

5 Jul 2004

British people should get out in the sun and not cover up for health reasons

British health is being put at risk by government policy that discourages sunbathing and promotes use of sunblock products. The cost of disease caused by insufficient exposure to sunlight and consequent deficiency of vitamin D is estimated to be billions of pounds per year in Britain.

5 Jul 2004

Severe sepsis causes around one in ten cancer deaths each year in the USA

Severe sepsis, is a costly complication in hospitalized cancer patients causing around one in ten cancer deaths each year in the USA, according to an article published today in Critical Care.

5 Jul 2004

Healthy fats and oils essential to satisfy calorie-conscious consumers

Reacting to the obesity epidemic, food consumers have stirred a global health revolution and are increasingly demanding healthier oils and fats.

4 Jul 2004

Inexpensive generic fixed-dose combined therapies appears the most suitable solution for treating AIDS in developing countries

The development of simple and inexpensive generic fixed-dose combined therapies appears the most suitable solution for making possible this access to treatments in developing countries with meagre resources.

3 Jul 2004

Reports of a serious polio outbreak among children in Rogo, Nigeria

Reports of a serious polio outbreak among children in Rogo, Kano State, have emerged. Kano is Nigeria's most populous northern state.

2 Jul 2004

Pneumococcal vaccination now free in Ontario

The pneumococcal vaccination, the first of three new free child vaccines being introduced by the McGuinty government, is now available, Health and Long-Term Care Minister George Smitherman announced today.

2 Jul 2004

Rabies infections in organ donor and transplant recipients

On June 30, 2004, CDC confirmed diagnoses of rabies in three recipients of transplanted organs and in their common donor, who was found subsequently to have serologic evidence of rabies infection.

2 Jul 2004

Stress alters immunity

Psychologists have long known that stress affects our ability to fight infection, but a major new “meta-analysis” – a study of studies – has elucidated intriguing patterns of how stress affects human immunity, strengthening it in the short term but wearing it down over time.

2 Jul 2004