An effective response of the immune system’s “killer” T cells against infection with HIV may depend on exactly which viral protein is targeted, according to an international group of researchers. A new study finds that HIV-infected individuals in whom virus-specific CD8 T cells are targeted against the Gag protein have lower viral levels than do those with CD8 responses directed against other viral proteins.
As people embark on the festive season’s usual round of drinking they should spare a thought for the damage they are doing to their brains. In particular, new research has revealed that while the brain is able to recover from some of the damage caused by alcohol abuse, the longer alcoholics postpone sobriety the less likely their brains may be to regenerate.
When it comes to an immune response against HIV, research funded by the Wellcome Trust in the UK and the National Institutes of Health in the US has found that bigger is not necessarily better, contrary to conventional medical wisdom. The research may have a profound impact on the development of a vaccine against the disease.
With six out of 10 Pittsburgh-area elementary school students testing positive for strep throat in previous studies and another strep season approaching, Children?s Hospital of Pittsburgh of UPMC wants families to take steps to avoid the painful and potentially dangerous infection.
THE British public is unaware of the multitude of poisonous chemicals found in cigarette smoke – according to a survey carried out for Cancer Research UK.
In 2003, breast cancer incidence in the United States dropped sharply, and this decline may largely be due to the fact that millions of older women stopped using hormone replacement therapy (HRT) in 2002, according to a new analysis led by researchers at The University of Texas M. D. Anderson Cancer Center.
The rising levels of obesity could bankrupt the NHS if left unchecked, a British Medical Journal report warns.
Postmenopausal women with early-stage, hormone-sensitive breast cancer have a lower risk of disease recurrence when their treatment includes a new class of hormone therapy drugs, yet one out five women prescribed the drugs may not take them regularly, according to a study conducted by researchers at Dana-Farber Cancer Institute and AstraZeneca Pharmaceuticals.
Johns Hopkins scientists have discovered that women treated for ovarian cancer are at increased risk of a rapid and potentially fatal recurrence if their tumor cells have high levels of a binding protein that triggers abnormal growth and slows down cell death, both hallmarks of malignancy.
The IUD might be one of the best-kept birth control secrets for young women, according to researchers at the University of Rochester Medical Center.