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Study questions health benefits of moderate drinking

Previous analyses did not account for effects of age and illness that may make abstainer groups appear to have higher death rates than drinkers.

4 Apr 2006

Custom-made bladders produced from patients' own cells

Scientists in the U.S. have produced custom-made bladders grown from patients' own cells which have been have been successfully transplanted and function well.

4 Apr 2006

Sex in the media aimed at teens encourages promiscuity

According to a new study teenagers between the ages of 12 and 14 who use media with high sexual content are up to 2.2 times more likely to have sex by the time they are 16 than those who use less of such media.

4 Apr 2006

Vegetarian diets most effective for weight loss

According to a new review, a vegetarian diet is very effective for weight loss and vegetarians tend to be slimmer than meat-eaters, have lower rates of heart disease, diabetes, high blood pressure, and other life-threatening conditions linked to obesity.

4 Apr 2006

High glucose-uptake tumors can be identified with PET scans

Cervical cancers that take up a lot of blood sugar, or glucose, are more resistant to treatment than those that are less glucose-hungry, according to research at Washington University School of Medicine in St. Louis.

4 Apr 2006

Bird flu pandemic supercomputer simulation model

Using supercomputers to respond to a potential national health emergency, scientists have developed a simulation model that makes stark predictions about the possible future course of an avian influenza pandemic, given today's environment of worldwide connectivity.

4 Apr 2006

Prostate drug doxazosin blocks receptor in heart muscle, increasing risk of heart failure

Doxazosin, a drug commonly prescribed to help improve urinary flow in men with enlarged prostates, increases the likelihood of heart failure by blocking specific receptors in heart muscle cells, according to a study conducted at the San Francisco VA Medical Center.

4 Apr 2006

International team tackle protein folding

A team of researchers from EPFL, (Ecole Polytechnique Fidirale de Lausanne), the University of Lausanne, Northwestern University and Tel Aviv Universitybring biology and statistical physics together to answer the question of how molecular chaperones fold, unfold and pull proteins around in the cell.

4 Apr 2006

Regular consumption of either black or green tea may reduce risk of Alzheimer's

Tea may be more than a trendy coffee alternative, according to researchers at the Douglas Hospital Research Centre (DHRC).

4 Apr 2006

First human recipients of laboratory-grown organs

The first human recipients of laboratory-grown organs were by Anthony Atala, M.D., director of the Institute for Regenerative Medicine at Wake Forest University School of Medicine. In The Lancet, Atala describes long-term success in children and teenagers who received bladders grown from their own cells.

4 Apr 2006

Study examines behavioral changes that occur after a person heavily drinks as an adolescent

Adolescence is a time of change both physically and mentally. Many times it means trying new things and for some, that includes experimenting with alcohol.

4 Apr 2006

Prenatal vitamins are important for the health and well-being of both mother and child

Children born to teenage mothers who were iron deficient early in their pregnancies were less active at age 3 than the children of iron sufficient moms, a Penn State study has shown.

4 Apr 2006

Scientists discover structure of malaria defense process

Scientists from two universities in Italy and Virginia Tech in the United States have determined the structure of a protein that is responsible for the production xanthurenic acid (XA) in Anopheles gambiae, the malaria carrying mosquitoes.

4 Apr 2006

Genome evolution in gibbons erased fat gene

Scientists from The University of Tokyo have discovered that gibbons, arboreal primates that inhabit the jungles of Southeast Asia, do not carry a major obesity gene that is present in the genomes of all other primates, including humans.

4 Apr 2006

Genetic clues to longevity

In a new study, Drs. Gil Atzmon and Nir Barzilai at the Albert Einstein College of Medicine of Yeshiva University have found that people harbor alleles--alternative forms of a gene--that confer the same sort of longevity advantage.

4 Apr 2006

New mechanism that initiates metastasis

Researchers have known for years that the enzyme MMP-9 plays a key role in the spread of colorectal cancer. Now, scientists at Jefferson Medical College in Philadelphia have found out how the enzyme helps initiate the process, known as metastasis.

4 Apr 2006

High levels of HDL cholesterol more important than low levels of LDL in protecting against heart attack

The researchers looked at the history of heart disease, age, sex, race, weight and other heart disease risk factors in almost 7,000 patients. The patients were predominately inner city residents and included a large number of African Americans, women, smokers and overweight people.

4 Apr 2006

First study of uterine fibroid embolization to treat post-menopausal women

The first study of uterine fibroid embolization to treat post-menopausal women shows that the non-surgical treatment was technically successful in 100 percent of patients, and improved bulk-related symptoms in 92 percent of the women.

4 Apr 2006

Nrf2 gene findings may offer therapeutic potential for sepsis treatment

Disruption of a single gene, Nrf2, plays a critical role in regulating the body's innate immune response to sepsis and septic shock, according to a study by a research team led by Shyam Biswal, PhD, at the Johns Hopkins Bloomberg School of Public Health.

4 Apr 2006

Cancer virus protein p13 needed for successful infection and reproduction

New research shows that a protein made by a cancer-causing virus that was thought to be unimportant for its replication is in fact critically needed by the virus to initiate an infection and to reproduce.

4 Apr 2006