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Previously Unknown Cleaning System in Brain: Newer Imaging Technique Brings 'Glymphatic System' to Light 2012-08-16

By Jeffrey Iliff

A previously unrecognized system that drains waste from the brain at a rapid clip has been discovered by neuroscientists at the University of Rochester Medical Center. The findings were published online August 15 in Science Translational Medicine.

New Nanoparticles Shrink Tumors in Mice 2012-08-16

By Yin Ren

By sequencing cancer-cell genomes, scientists have discovered vast numbers of genes that are mutated, deleted or copied in cancer cells. This treasure trove is a boon for researchers seeking new drug targets, but it is nearly impossible to test them

Scientists Can Now Block Heroin, Morphine Addiction 2012-08-15

By University of Adelaide

In a major breakthrough, an international team of scientists has proven that addiction to morphine and heroin can be blocked, while at the same time increasing pain relief.

Deep Inside the Body, Tiny Mechanical Microscope Diagnoses Disease 2012-08-15

By Jayant Telraya

Tiny space age probes -- those that can see inside single living cells -- are increasingly being used to diagnose illness in hard-to-reach areas of the body.

Health Consequences of Meltdown, Damage to Fukushima Nuclear Power Plants in Japan 2012-08-15

By J. Shigemura

The results of two studies in the August 15 issue of JAMA report on the psychological status of workers at the Fukushima nuclear power plants in Japan several months after the earthquake and tsunami in March 2011, and the amount of internal radiatio

An Artificial Retina With the Capacity to Restore Normal Vision 2012-08-15

By S. Nirenberg

Two researchers at Weill Cornell Medical College have deciphered a mouse's retina's neural code and coupled this information to a novel prosthetic device to restore sight to blind mice. The researchers say they have also cracked the code for a monke

Dark Chocolate, Cocoa Compounds, May Reduce Blood Pressure 2012-08-15

By Karin Ried

Compounds in cocoa may help to reduce blood pressure, according to a new systematic review in The Cochrane Library. The researchers reviewed evidence from short-term trials in which participants were given dark chocolate or cocoa powder daily and fo

Blood Type May Influence Heart Disease Risk 2012-08-15

By Meian He

People with blood type A, B, or AB had a higher risk for coronary heart disease when compared to those with blood type O, according to new research published in Arteriosclerosis, Thrombosis and Vascular Biology, an American Heart Association journal

Fish Brain Development Provides New Insights Into How Vascular Networks Form 2012-08-15

By Chen Q

How the intricate network of blood vessels forms within the brain has long fascinated biologists. Though the human brain comprises only 2 percent of body weight it receives up to 15 percent of the cardiac output through this network, or vessel vascu

Danger in the Blood: How Antibiotic-Resisting Bacterial Infections Form 2012-08-15

By University of Michigan Health System

New research may help explain why hundreds of thousands of Americans a year get sick -- and tens of thousands die -- after bacteria get into their blood. It also suggests why some of those bloodstream infections resist treatment with even the most p

Mediterranean Diet Enriched With Olive Oil May Protect Bone 2012-08-15

By Endocrine Society

A study to be published in the Endocrine Society’s Journal of Clinical Endocrinology and Metabolism (JCEM) shows consumption of a Mediterranean diet enriched with olive oil for two years is associated with increased serum osteocalcin concentra

New Toilet Developed: Needs No Connection to Water Supply 2012-08-15

By EAWAG: Swiss Federal Institute of Aquatic Science and Technology

There are 2.6 billion people in the world who have no access to a decent toilet. An interdisciplinary team of Swiss aquatic researchers and designers from Austria won with their invention as part of the 'Re-invent the Toilet' competition, sponsored

Long-Term Methadone Treatment Can Affect Nerve Cells in Brain 2012-08-15

By Jannike Andersen

Long-term methadone treatment can cause changes in the brain, according to recent studies from the Norwegian Institute of Public Health. The results show that treatment may affect the nerve cells in the brain. The studies follow on from previous stu

Children Who Spend Three-Quarters of Their Time in Sedentary Behavior Have Up to Nine Times Poorer Motor Coordination Than Active Peers 2012-08-15

By Luis Lopez

Children who spend more than three-quarters of their time engaging in sedentary behaviour, such as watching TV and sitting at computers, have up to nine times poorer motor coordination than their more active peers, reveals a study published in the A

Mechanisms of Acquired Chemoresistance in Ovarian Cancer Identified 2012-08-15

By J. Sceneay

The presence of multiple ovarian cancer genomes in an individual patient and the absence or downregulation of the gene LRP1B are associated with the development of chemoresistance in women with the high-grade serous cancer subtype of ovarian cancer

Color-Coded Markers May Help Doctors Diagnose Neural Diseases Through the Eyes 2012-08-15

By Kevin Cao

Sticky plaques of proteins called amyloids mark several different, though related degenerative brain diseases including Alzheimer's, Parkinson's and Creutzfeld-Jacobs. The symptoms of these disorders overlap and methods to diagnose and monitor them

High Potency and Synthetic Marijuana Pose Real Dangers in First Weeks of Pregnancy 2012-08-15

By Delphine Psychoyos

Marijuana is up to 20 times more potent than it was 40 years ago and most pregnant women who use the drug are totally unaware that it could harm their unborn child before they even know they are pregnant.

Better Ways for Developing, Testing Cancer Therapies 2012-08-15

By Kansas State University

A group of Kansas State University researchers has made valuable findings in the search for cancer's cure.

Doing the Math to Fight Childhood Obesity 2012-08-15

By Columbia University's Mailman School of Public Health

Dieters often use online calorie calculators to stay true to their weight-loss plan. Translating the concept to the population health arena, researchers at Columbia University's Mailman School of Public Health created the Caloric Calculator to help

Acute Stress Alters Control of Gene Activity: Researchers Examine DNA Methylation 2012-08-15

By E Unternaehrer

Acute stress alters the methylation of the DNA and thus the activity of certain genes. This is reported by researchers at the Ruhr-Universität Bochum together with colleagues from Basel, Trier and London for the first time in the journal Transl

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