Medical News

RSS

10% of women infected with human papillomavirus by age 16

A new study by the Health protection Agency estimates at least 10% of young women in England have been infected with one or more strains of the human papillomavirus (HPV) by the age of 16. The study will be discussed on the last day of the Health Protection Agency annual conference in Warwick.

20 Sep 2007

Heat shock proteins are co-opted for cancer

A Jekyll-Hyde mechanism that both protects healthy cells and enables cancer cells could be the basis for new cancer-fighting drugs.

20 Sep 2007

Some cancer cells mimic stem cells to evade chemotherapy

Anti-cancer treatments often effectively shrink the size of tumors, but some might have an opposite effect, actually expanding the small population of cancer stem cells believed to drive the disease, according to findings presented in Atlanta, Georgia at the American Association for Cancer Research's second International Conference on Molecular Diagnostics in Cancer Therapeutic Development.

20 Sep 2007

Nerve growth factor positively related with liver cancer - potential therapy target

Nerve growth factor (NGF), as the name says, is an essential peptide factor for the growth and differentiation of neuronal cells.

20 Sep 2007

Testes offer a promising new source of stem cells

After a decade of research, Howard Hughes Medical Institute scientists have succeeded in reprogramming adult stem cells from the testes of male mice into functional blood vessels and contractile cardiac tissue.

20 Sep 2007

Study looks at mitochondrial variation in sperm traits and sperm competitive ability

University of Nevada, Reno researchers Jeanne and David Zeh of the Department of Biology have received a five-year, $650,000 grant from the National Science Foundation to investigate the effects of natural mitochondrial variation on sperm traits and sperm competitive ability.

20 Sep 2007

Hydrogen sulfide limits severe heart attack damage

Administering hydrogen sulfide (H2S) directly into the heart during a simulated heart attack significantly reduces the tissue and cell damage often seen in oxygen-starved organs, according to a new study from researchers at the University of Alabama at Birmingham

20 Sep 2007

Secondhand smoke exposure could interfere with academic test performance

Teens exposed to secondhand smoke at home are at increased risk of test failure in school, suggests a new study in the Journal of Adolescent Health.

20 Sep 2007

Selective attention increases both gain and feature selectivity of the human auditory cortex

On Sept. 19, a research report by Helsinki University of Technology, Laboratory of Computational Engineering scientists will appear in the online, open-access journal PLoS ONE, showing that selective attention increases both gain and feature selectivity of the human auditory cortex.

20 Sep 2007

Discovery of cause of Job's syndrome

The rare immunodeficiency disorder known as Job's syndrome is caused by a specific genetic mutation that both overstimulates and understimulates the human immune system, leading to harmful bacterial and fungal infections and the physical features characteristic of the syndrome, according to two independent groups of scientists, one from the National Institutes of Health (NIH) and the other from the Tokyo Medical and Dental University.

20 Sep 2007

Researchers provide genetic associations from a genome-wide scan for cardiovascular disease traits

Researchers from Boston University School of Medicine (BUSM), Boston University School of Public Health (BUSPH), and the National Heart, Lung and Blood Institute (NHLBI), have completed analyses of a genome-wide scan on a group of two generations of participants from the landmark Framingham Heart Study (FHS).

20 Sep 2007

Repeat steroids to premature infants linked to cerebral palsy

Repeated courses of a drug that is used to improve the survival of unborn premature babies also may increase the risk of cerebral palsy in those children, according to results from a multi-center study, funded by the National Institutes of Health and led by Ronald Wapner, M.D., professor of obstetrics and gynecology, Columbia University Medical Center and attending obstetrician and gynecologist at NewYork-Presbyterian Hospital/Columbia.

20 Sep 2007

Stereotactic body radiation therapy reduces length of prostate cancer treatment

Breihan Bridgewater suffers from emphysema. He sleeps on his side because when he lays flat on his back it feels like there's a boulder resting on his chest.

20 Sep 2007

PrEP strategy could dramatically slow the spread of HIV

Giving a daily antiretroviral pill to people to prevent HIV could profoundly slow the spread of the infection in sub-Saharan Africa, where it is a full-blown epidemic, University of Pittsburgh School of Medicine researchers report.

20 Sep 2007

Racism's cognitive toll: Subtle discrimination is more taxing on the brain

While certain expressions of racism are absent from our world today, you do not have to look very hard to know that more subtle forms of racism persist, in schools and workplaces and elsewhere.

20 Sep 2007

Pregnancy may slow AIDS progression

A new study may help put to rest fears that pregnancy accelerates progression to full-blown AIDS in women with HIV receiving antiretroviral therapy.

20 Sep 2007

Parental participation in medical decisions

The majority of parents feel they play a significant role in making medical decisions for their child, according to researchers at the University of Michigan C.S. Mott Children's Hospital.

20 Sep 2007

Prediction of RNA pseudoknots using heuristic modeling with mapping and sequential folding

An algorithm utilizing structure mapping and thermodynamics is introduced for RNA pseudoknot prediction.

20 Sep 2007

Satter Eating Competence Model stresses positive experience of eating

Enjoying the eating process without focus on dietary restrictions may be key to managing weight and staying healthy, according to researchers who have unveiled a new and effective model for managing eating.

20 Sep 2007

Weill Cornell Medical College to lead new NYC translational research collaboration

Weill Cornell Medical College has been selected by the National Center for Research Resources (NCRR), of the National Institutes of Health (NIH), to establish and lead a new Clinical and Translational Science Center (CTSC), creating an ambitious and innovative network for biomedical collaboration on New York's Upper East Side.

20 Sep 2007