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Age does not affect testosterone level in healthy older men

A decline in testosterone levels as men grow older is likely the result—not the cause—of deteriorating general health, say Australian scientists, whose new study finds that age, in itself, has no effect on testosterone level in healthy older men.

8 Jun 2011

BGI releases third version of assembled E. coli O104 genome

Scientists worldwide have been working on the publicly available genomic sequences of the deadly E. coli O104 strain, which is causing the current health crisis in Germany and now spreading throughout Europe. To continue to speed the ongoing international efforts of researchers to assess and halt this growing epidemic, BGI and their collaborators at the University Medical Centre Hamburg-Eppendorf have now released their third version of the assembled genome, which includes new data from this E. coli O104.

8 Jun 2011

New neurons may take over six months to mature

New neurons take more than six months to mature in adult monkeys and that time is likely even longer in humans, according to researchers at the University of Pittsburgh School of Medicine, the University of Illinois, and Pennsylvania State University.

8 Jun 2011

CLC bio, AROS partner to provide 'Total Genomic Solutions'

Today, CLC bio announced its collaboration with one of the premier European service providers, GLP and GCP certified AROS Applied Biotechnology who specialize in Total Genomic Solutions, covering all steps from extraction, sample banking, and analysis, to advanced bioinformatics using CLC bio's enterprise platform.

8 Jun 2011

'Designer' probiotic bacterium neutralises E. coli toxin

A potential life-saving treatment for severe E. coli food poisoning outbreaks - developed more than a decade ago - hasn't gone forward into clinical trials because of lack of commercial interest.

8 Jun 2011

Eating at wrong time of the day reduces fertility in fruit flies

Dieticians will tell you it isn't healthy to eat late at night: it's a recipe for weight gain. In fruit flies, at least, there's another consequence: reduced fertility.

8 Jun 2011

Magnetic field can reduce blood viscosity, prevent heart attacks

If a person's blood becomes too thick it can damage blood vessels and increase the risk of heart attacks. But a Temple University physicist has discovered that he can thin the human blood by subjecting it to a magnetic field.

8 Jun 2011

Hepatitis C patients with chronic liver disease may benefit from drinking coffee during treatment

Advanced hepatitis C patients with chronic liver disease may benefit from drinking coffee during treatment, according to a new study in Gastroenterology, the official journal of the American Gastroenterological Association (AGA) Institute.

8 Jun 2011

Low phosphate intake can reduce heart disease

Lowering phosphate intake in humans can reduce heart disease, according to research by experts at the University of Sheffield.

8 Jun 2011

States wrestle with Medicaid program costs

According to NPR, 15 states are trying to cut back on their Medicaid spending. Meanwhile, a California lawsuit, in which patients and providers are suing the state over changes to the program, is moving forward.

7 Jun 2011

DxTerity acquires intellectual property rights to blood based genomic testing from SourceMDx

DxTerity Diagnostics announced today that it has acquired intellectual property rights to several blood based cancer diagnostic tests from SourceMDx Inc.

7 Jun 2011

Researchers to use three-dimensional liver mimic for toxicity study on human body

The liver is the primary organ in the human body that metabolizes foreign compounds such as drugs, alcohol, cigarette smoke, and environmental chemicals. Using the liver as an alarm system, researchers are starting to better understand the different levels of toxicity from these compounds and their effects on the human body.

7 Jun 2011

MMV honors UT Southwestern with Project of the Year for new anti-malarial drug discovery

The discovery of a potential new anti-malarial drug by a UT Southwestern Medical Center-led research team has been awarded Project of the Year by Medicines for Malaria Venture.

7 Jun 2011

Tβ4 activates Akt survival kinase and reduces heart attack damage

RegeneRx Biopharmaceuticals, Inc. has announced that researchers have shown that Tβ4 has more extensive beneficial effects on the myocardium after heart attack than previously reported.

7 Jun 2011

Moving Met molecules from inside to outside of the cell could halt cancer growth

Work by researchers at Queen Mary, University of London could point to a new way to treat aggressive types of cancer.

7 Jun 2011

Increased blood clotting tendency linked to elevated bowel cancer risk

Back in the mid 19th century, a French doctor, Armand Trousseau, discovered a connection between cancer and thrombosis - the formation of often dangerous blood clots that can lead to venous occlusion.

7 Jun 2011

Consumption of high-fat food causes more insulin to be released by the pancreas and leads to obesity

Fat-rich food makes you fat. Behind this simple equation lie complex signalling pathways, through which the neurotransmitters in the brain control the body's energy balance.

7 Jun 2011

Increases in VEGF-family markers in metastatic colorectal cancer patients associated with Avastin resistance

Circadian Technologies Limited announced today the presentation of data at the American Society of Clinical Oncology (ASCO) Annual Meeting in Chicago USA associating resistance to Avastin with increases in plasma VEGF-C and D concentrations.

7 Jun 2011

Yo-yo dieting better than lifelong obesity

A new study comparing lifelong obesity with the weight fluctuations of "yo-yo dieting" suggests it is better to attempt to lose weight despite repeated failures at keeping the weight off than to not diet and remain obese. The results will be presented Monday at The Endocrine Society's 93rd Annual Meeting in Boston.

7 Jun 2011

New laboratory method uses SALL4 gene to expand adult hematopoietic stem cells

Researchers in the Department of Pathology at Stony Brook University School of Medicine have discovered a laboratory method to expand adult hematopoietic stem cells (HSCs) using the SALL4 gene. Professor Yupo Ma, M.D., Ph.D., Lead Author, and colleagues used this method to produce a more than 10,000-fold increase in HSCs derived from normal human bone marrow.

7 Jun 2011