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The Lead

Man Among First in U.S. to Get Bionic Eye

April 23, 2014 12:00 pm | by Associated Press, Mike Householder | News | Comments

Diagnosed with retinitis pigmentosa as a teenager, Roger Pontz has been almost completely blind for years. Now, thanks to a high-tech procedure that involved the surgical implantation of a "bionic eye," he's regained enough of his sight to catch small glimpses of his wife, grandson and cat.

Magnify the Body to Shrink Pain

April 23, 2014 12:00 pm | by Inside Science News Service, Cynthia McKelvey | News | Comments

The perceived size of your hand affects how intensely your hand feels pain, according to an...

Cloaked DNA Devices Survive Mission

April 23, 2014 12:00 pm | by Wyss Institute for Biologically Inspired Engineering | News | Comments

It's a familiar trope in science fiction: in enemy territory, activate your cloaking device...

Big Data Approach IDs New Mammalian Clock Gene

April 23, 2014 7:00 am | by Perelman School of Medicine at the Univ. of Pennsylvania | News | Comments

To accelerate clock-gene discovery, investigators are using a computer-assisted approach to...

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Enzymes Help Fix Cancer-causing DNA Defects

April 23, 2014 7:00 am | by Purdue Univ. | News | Comments

Researchers have identified an important enzyme pathway that helps prevent new cells from receiving too many or too few chromosomes, a condition that has been directly linked to cancer and other diseases.

Big Data Approach IDs New Mammalian Clock Gene

April 23, 2014 7:00 am | by Perelman School of Medicine at the Univ. of Pennsylvania | News | Comments

To accelerate clock-gene discovery, investigators are using a computer-assisted approach to identify and rank candidate clock components. The approach found a new core clock gene.

MRI Sensor May Help Diagnose, Fight Cancer

April 22, 2014 12:00 pm | by MIT, Anne Trafton | News | Comments

An injectable sensor that enables long-term monitoring of oxygen levels could aid cancer diagnosis and treatment. Using this kind of sensor, doctors may be able to better determine radiation doses and monitor whether treatments are having the desired effect.

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Narrowing of Neck Artery May Signal Memory, Thinking Decline

April 22, 2014 12:00 pm | by American Academy of Neurology | News | Comments

For the first time, researchers have demonstrated that narrowing of the carotid artery in the neck without any symptoms may be linked to problems in learning, memory, thinking and decision-making.

Plan Would Speed Approval of Medical Devices

April 22, 2014 12:00 pm | by Associated Press | News | Comments

The FDA has unveiled a proposal designed to speed up development and approval of medical devices that treat life-threatening diseases and debilitating conditions.

LED Light May Aid Skin

April 22, 2014 12:00 pm | by Stony Brook Univ. | News | Comments

LEDs have the potential to be used for both indoor lighting applications and in wound healing therapy, taking the place of lasers, according to research.

Doctors Perform Open Heart Surgery on 27-weeks Pregnant Woman

April 22, 2014 7:00 am | by Stony Brook Univ. | News | Comments

Being tired and rundown during her second trimester of pregnancy was something that 25-year-old Sharon Savino had felt before being pregnant with her son and daughter. But, after she started coughing up blood, she knew something was wrong. An egg-sized tumor threatened the mother and baby. But quick decisions by doctors saved both of their lives.

Pain Relievers May Help, not Hurt, Heart

April 22, 2014 7:00 am | by Perelman School of Medicine at the Univ. of Pennsylvania | News | Comments

A new study has clarified the action of a potential new class of pain relievers that may benefit, not hurt, the heart.

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Study Says Vitamin D Doesn’t Affect Weight Loss

April 22, 2014 7:00 am | by ScienceNetwork WA | News | Comments

A study has cast doubt on claims vitamin D helps with fat loss after a meta-analysis of 12 high-quality vitamin D randomized control trials showed it had little impact on adiposity or obesity measures.

Ginseng Can Treat, Prevent Flu, Respiratory Virus

April 22, 2014 7:00 am | by Georgia State Univ. | News | Comments

Ginseng can help treat and prevent influenza and respiratory syncytial virus, a respiratory virus that infects the lungs and breathing passages.

Physicists Push Parkinson’s Treatment Toward Trials

April 22, 2014 7:00 am | by Michigan State Univ. | News | Comments

Research shows that a small “molecular tweezer” keeps proteins from clumping— the first step of neurological disorders such as Parkinson’s disease, Alzheimer’s disease and Huntington’s disease.

Space Experiment May Shed Light on Mysterious Disease

April 21, 2014 12:00 pm | by Caltech | News | Comments

An experiment, just launched into orbit, could be an important step toward understanding a devastating neurodegenerative disease.

Mitochondrial Problem Saps Muscle Strength in Alcoholism, Disease

April 21, 2014 12:00 pm | by Thomas Jefferson Univ. | News | Comments

Muscle weakness is a common symptom of both long-time alcoholics and patients with mitochondrial disease. Now, researchers have found a common link: mitochondria that are unable to self-repair.

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Pain Tolerance Linked to Genetics

April 21, 2014 7:00 am | by American Academy of Neurology | News | Comments

Researchers may have identified key genes linked to why some people have a higher tolerance for pain than others, according to a study released.

Animal Study Improves Immunity in Preemies

April 21, 2014 7:00 am | by The Children’s Hospital of Philadelphia | News | Comments

A new animal study sheds light on immunology in newborns by revealing how gut microbes play a crucial role in fostering the rapid production of infection-fighting white blood cells, called granulocytes.

Peru Flooded with Counterfeit Contraceptives

April 21, 2014 7:00 am | by Georgia Institute of Technology | News | Comments

A survey of emergency contraceptive pills in Peru found that 28 percent of the batches studied were either of substandard quality or falsified. Many pills released the active ingredient too slowly. Others had the wrong active ingredient. One batch had no active ingredient at all.

Happy Medical Laboratory Professionals Week!

April 21, 2014 7:00 am | by American Society for Clinical Laboratory Science (ASCLS) | News | Comments

Medical Laboratory Professionals Week is taking place April 20-26, 2014. MLPW provides the profession with a unique opportunity to increase public understanding of and appreciation for clinical laboratory personnel.

Camera System Lights Cancer Path

April 21, 2014 7:00 am | by Cornell Univ. | Videos | Comments

With a new, commercially available camera system using nanoparticles that make cancer cells glow, the way is lit for surgeons to diagnose and remove tumors.

Structure of Sodium Channels Key to Pain, Cardiac Treatments

April 18, 2014 12:31 pm | by Univ. of Cambridge | News | Comments

Researchers have discovered that the structure of sodium channels is different than previously believed. They hope this will lead to improvements in drugs that act on the sodium channel to treat a range of cardiac and pain conditions.

Credit Card-sized Anthrax Detector Aids Agriculture

April 18, 2014 12:00 pm | by Sandia National Laboratories | News | Comments

Bacillus anthracis, the bacteria that causes anthrax, is commonly found in soils all over the world and can cause serious, often fatal, illness in both humans and animals. Now, a credit card-sized anthrax detection cartridge makes testing safer, easier, faster and cheaper.

Growth Removal Procedure Can Actually Spread Cancer

April 18, 2014 7:00 am | by Associated Press, Matthew Perrone | News | Comments

The FDA is warning women that a surgical procedure to remove noncancerous growths from the uterus could inadvertently spread cancer to other parts of the body.

Bionic Ankle Mimics Biology

April 17, 2014 12:00 pm | by MIT, Rob Matheson | News | Comments

An associate professor of media arts and sciences gets about 100 emails daily from people across the world interested in his bionic limbs. He designs— and wears— bionic leg prostheses that he says, “emulate nature,” by mimicking the functions and power of biological knees, ankles and calves.

Diabetic Heart Attacks, Strokes on the Decline

April 17, 2014 12:00 pm | by Associated Press, Mike Stobbe | News | Comments

In the midst of the diabetes epidemic, a glimmer of good news: heart attacks, strokes and other complications from the disease are plummeting.

Trials of the Cherokee Evident in Skulls

April 17, 2014 7:00 am | by North Carolina State Univ. | News | Comments

Researchers have found that environmental stressors– from the Trail of Tears to the Civil War– led to significant changes in the shape of skulls in the eastern and western bands of the Cherokee people. The findings highlight the role of environmental factors in shaping our physical characteristics.

Scans May Help Predict Recovery from Vegetative State

April 17, 2014 7:00 am | by The Conversation, Jamie Sleigh, Catherine Warnaby | News | Comments

Positron emission tomography, which looks at energy uptake in different parts of the brain, could be particularly good at determining more accurately which people in a minimally conscious state or suffering from unresponsive wakefulness syndrome might regain consciousness.

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