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Streamlined consent increases HIV testing among high-risk

AIDS Healthcare Foundation (AHF) today lauded a recent San Francisco study which documented a significant increase in HIV testing rates among high-risk groups who have not had to undergo written consent for the procedure, a study finding which supports a change in testing protocol that the Centers for Disease Control (CDC) first recommended in its revised 2006 guidelines for HIV testing, but a change that has not been widely adopted nationwide.

7 Jul 2008

Radioactive "tag" added to formaldehyde helps monitor body chemistry, disease

Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have devised a simple, fast method for adding a radioactive "tag" to formaldehyde, a common organic chemical.

7 Jul 2008

New method to evaluate variations identified in breast cancer susceptibility genes

Using mouse embryonic stem cells, researchers at the National Cancer Institute (NCI), part of the National Institutes of Health, have developed a new method to evaluate which mutations, or changes, in a gene known to increase breast cancer susceptibility, may lead to cancer. The new test, called a functional assay, is more comprehensive and reliable than most current methods.

7 Jul 2008

The secrets to a long and healthy life

More and more people are living longer. But living to extreme old age is unusual and tends to run in some families. A new study, supported by the National Institute on Aging (NIA), part of the National Institutes of Health (NIH), aims to learn more about the secrets to long healthy life, and investigators are seeking long-lived families to help study this important question.

7 Jul 2008

New antibiotic beats superbugs at their own game

The problem with antibiotics is that, eventually, bacteria outsmart them and become resistant. But by targeting the gene that confers such resistance, a new drug may be able to finally outwit them.

7 Jul 2008

Disruption of blood sugar levels after heart surgery is common

A study reveals today that inadequate blood sugar control in patients having heart surgery is associated with a four fold increase in post-surgery death and major complications - and that the blood sugar disturbances occur in patients with and without diabetes.

7 Jul 2008

Protein thought to promote cancer instead functions as a tumor suppressor

A protein previously thought to promote colorectal cancer instead suppresses the growth of human cancer cells in culture, researchers at UT Southwestern Medical Center have found.

7 Jul 2008

Mothers and fathers of twins report more mental health symptoms than parents of singletons

Mothers and fathers of twins conceived either spontaneously or with assisted reproductive technology (ART) suffer more mental health symptoms after delivery and one year later than do parents of singleton babies, according to research presented to the 24th annual meeting of the European Society of Human Reproduction and Embryology in Barcelona today (Monday).

7 Jul 2008

New ovarian stimulation technique helps women restore their fertility following chemotherapy or radiotherapy

Researchers have shown for the first time that it is possible to stimulate a woman's ovaries to produce eggs for collection during the final phase of the menstrual cycle.

7 Jul 2008

Resveratrol shown to reduce age related health problems

Researchers in the U.S. have found that a compound found in grapes and red wine can significantly reduce age related health problems.

7 Jul 2008

Experts call for sex education for 4 year olds

Leading British charities are calling for sex education to be taught to children as young as four in an attempt to bring down the rising rates of abortion and sexually transmitted infections.

7 Jul 2008

Sex during adolescence doesn't predict future HPV infection

Predicting a child's future is a near impossible task - today's straight-A student may not become tomorrow's doctor, and the school-yard bully may actually grow up to become a member of the Peace Corps.

7 Jul 2008

Complacency combined with risky behaviour could lead to HIV superinfection

Experts say almost every country in the developed world, including Australia, is experiencing significant and consistent rises in the rate of new HIV diagnoses among men who have sex with men (MSM).

7 Jul 2008

Gene change sheds light on sex development disorder

One in 4,500 people suffer from a group of conditions known as sex development disorders (DSD) which occur when the sex chromosomes do not match the genitalia.

7 Jul 2008

Lack of sleep means kids do it hard at school

According to new study by Australian researchers, a lack of sleep can have a bad affect on the ability of children to both learn and interact at school.

7 Jul 2008

Link between childhood eczema and asthma calls for more aggressive therapies

According to research by Australian scientists there is a link between childhood eczema and the onset of asthma in adults.

7 Jul 2008

After 35 reproductive clock ticks for men too

A new study by researchers in France has revealed that after the age of 35 men too experience a loss of fertility.

7 Jul 2008

Pregnancy rates decrease and miscarriages increase when a father is over 35

Pregnancy rates decrease and miscarriages increase when a father is over 35 years of age, a scientist will tell the 24th annual conference of the European Society of Human Reproduction and Embryology (Monday 7 July). Dr. Stephanie Belloc, of the Eylau Centre for Assisted Reproduction, Paris, France, will say that this is the first time that such a strong paternal effect on reproductive outcomes has been shown.

6 Jul 2008

RNAs emerge as major players in gene regulation

Tiny strands of genetic material called RNA - a chemical cousin of DNA - are emerging as major players in gene regulation, the process inside cells that drives all biology and that scientists seek to control in order to fight disease.

6 Jul 2008