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The Lead

Why All-Nighters Don't Work

January 23, 2015 4:53 pm | by Brandeis University | News | Comments

Scientists have long known that sleep, memory and learning are deeply connected. Most animals, from flies to humans, have trouble remembering when sleep deprived, and studies have shown that sleep is critical in converting short-term into long-term memory, a process known as memory consolidation.

Reducing Myc Gene Activity Extends Healthy Lifespan in Mice

January 23, 2015 4:48 pm | by Brown University | News | Comments

A team of scientists based at Brown University has found that reducing expression of a...

Telomere Extension Turns Back Aging Clock in Cultured Human Cells

January 23, 2015 4:44 pm | by Stanford University | News | Comments

A new procedure can quickly and efficiently increase the length of human telomeres, the...

Magnificent Blue Glow of Hong Kong Seas Also Disturbing

January 23, 2015 4:30 pm | by Seth Borenstein - AP Science Writer | News | Comments

Eerie fluorescent blue patches of water glimmering off Hong Kong's seashore are magnificent,...

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Study Finds Videos Can Help Infants Learn Communication Skills

January 22, 2015 4:20 pm | by Emory University | News | Comments

Children under two years old can learn certain communication skills from a video.                              

How the Immune System Promotes Digestive Health

January 22, 2015 4:11 pm | by University of Utah | News | Comments

It involves fostering a community of "good" gut bacteria.                                  

Estrogen-Producing Neurons Influence Aggression in Both Sexes

January 22, 2015 4:00 pm | by Pete Farley, UCSF | News | Comments

A miniscule cluster of estrogen-producing nerve cells in the mouse brain exerts highly specific effects on aggressive behavior in both males and females.                  

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A New Way to Test Brain Tumor Drugs

January 22, 2015 3:52 pm | by Marilynn Marchione - AP Chief Medical Writer | News | Comments

An Arizona hospital is testing medicines very early in development and never tried on brain tumors before.                         

President Obama Announces Precision Medicine Initiative

January 22, 2015 12:32 pm | by Ryan Bushey, Associate Editor | Articles | Comments

The President briefly mentioned the project during the State of The Union earlier this week.                            

New Govt Standards Target Pathogens in Poultry Products

January 22, 2015 10:41 am | by Mary Clare Jalonick, Associated Press | News | Comments

Standards proposed by the Agriculture Department aim to reduce rates of salmonella and campylobacter, another pathogen that can cause symptoms similar to salmonella, in chicken parts, ground chicken and ground turkey. The standards would be voluntary but designed to pressure companies to take steps to reduce contamination.

Moving Closer to a Personalized Treatment Solution for Intellectual Disability

January 22, 2015 10:36 am | by Scripps Research Institute | News | Comments

Scientists from the Florida campus of The Scripps Research Institute (TSRI) have produced an approach that protects animal models against a type of genetic disruption that causes intellectual disability, including serious memory impairments and altered anxiety levels.

Lysosome Dysfunction Linked to Infant Failure to Thrive

January 22, 2015 10:31 am | by Northwestern Medicine | News | Comments

Neonatal intestinal disorders that prevent infants from getting the nutrients they need may be caused by defects in the lysosomal system that occur before weaning, according to a new Northwestern Medicine study.                        

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Disney Parks-Linked Measles Outbreak Grows to 70 Cases

January 22, 2015 10:05 am | by Alicia Chang, Associated Press | News | Comments

Seventy people have been infected in a measles outbreak that led California public health officials to urge those who haven't been vaccinated against the disease, including children too young to be immunized, should avoid Disney parks where the spread originated.

Blueberries, Avocados and Cocoa Beans May Keep Cardiologists at Bay

January 20, 2015 5:21 pm | by Bioscience Technology Staff | Articles | Comments

Times have changed. It used to be that an apple a day kept the doctor away. But three recent studies indicate this mantra could be changed to “a blueberry- avocado-cocoa-bean-smoothie a day” keeps the doctor away—if the doctor is a cardiologist.

New Fibers Can Deliver Many Simultaneous Stimuli

January 20, 2015 3:22 pm | by David L. Chandler - MIT | News | Comments

The human brain’s complexity makes it extremely challenging to study.                                

Researchers Discover 'Idiosyncratic' Brain Patterns in Autism

January 20, 2015 10:42 am | by Carnegie Mellon | News | Comments

Autism Spectrum Disorder (ASD) has been studied for many years, but there are still many more questions than answers. For example, some research into the brain functions of individuals with autism spectrum have found a lack of synchronization ('connectivity') between different parts of the brain that normally work in tandem.

Insights Into a Rare Genetic Disease

January 20, 2015 10:36 am | by Riken Institute | News | Comments

The ability of proteins to function and interact with other molecules properly often depends on their three-dimensional configuration, which can be changed through the addition or subtraction of sugar chains.                                   

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Tumor-Causing Virus Widespread in Wild Turkey

January 20, 2015 10:33 am | by Mary Esch, Associated Press | News | Comments

Wildlife biologists tracking a tumor-causing virus first diagnosed in eastern wild turkeys five years ago have found the virus is far more widespread - but less deadly - than expected.                             

Eradicating Ebola: What Will It Take?

January 20, 2015 10:25 am | by Ryan Bushey, Associate Editor | Articles | Comments

These factors may not be enough to finally end the Ebola epidemic in West Africa.                              

Could Our Brains Instruct Our Bodies to Burn More Fat?

January 20, 2015 10:14 am | by Monash University | News | Comments

By uncovering the action of two naturally occurring hormones, scientists may have discovered a way to assist in the shedding of excess fat.                                                     

New Way to Model Sickle Cell Behavior

January 20, 2015 10:07 am | News | Comments

Patients with sickle cell disease often suffer from painful attacks known as vaso-occlusive crises, during which their sickle-shaped blood cells get stuck in tiny capillaries, depriving tissues of needed oxygen. Blood transfusions can sometimes prevent such attacks, but there are currently no good ways to predict when a vaso-occlusive crisis, which can last for several days, is imminent.

Questions, Answers About Sri Lanka Mystery Kidney Disease

January 20, 2015 9:38 am | by Margie Mason, AP Medical Writer - Associated Press | News | Comments

A mystery kidney disease is killing Sri Lankan farmers. The first cases surfaced some two decades ago in the country's North Central province, the main rice-producing area. Since then, the disease has killed up to an estimated 20,000 people on the Indian Ocean island nation.

Human Mode of Responding to HIV Vaccine Conserved from Monkeys

January 16, 2015 2:25 pm | by Duke Medicine | News | Comments

The antibody response from an HIV vaccine trial in Thailand was made possible by a genetic trait carried over in humans from an ancient ancestry with monkeys and apes.                

Vitamin D Protects Against Colorectal Cancer

January 16, 2015 2:03 pm | by Dana Farber Cancer Institute | News | Comments

A new study demonstrates that vitamin D can protect some people with colorectal cancer by perking up the immune system’s vigilance against tumor cells.                   

Measles Pops Up in Outbreak Linked to Disney Parks

January 16, 2015 1:57 pm | by Alicia Chang - AP Science Writer | News | Comments

The highly contagious respiratory illness was declared eliminated in the U.S. in 2000, but health officials have seen a surge of measles infections in the country in recent years.              

Scientists Find How Many Cancers May Evade Treatment

January 16, 2015 10:54 am | by University of Wisconsin-Madison | News | Comments

The drugs were designed to keep cancer cells at bay by preventing their growth, survival and spread. Yet, after clinical trials, they left scientists scratching their heads and drug developers watching their investments succumb to cancer’s latest triumph.

Tracking Physical Activity and Recovery from Spine Surgery

January 16, 2015 10:39 am | by Nora Dunne, Northwestern Medicine | News | Comments

When am I going to recover? It’s a common question from patients, yet a difficult one for physicians to answer. In an effort to better predict recovery over time for patients who undergo spine surgery, Northwestern Medicine investigators are monitoring physical activity using Fitbit trackers in an ongoing study.

Depression, Behavioral Changes May Precede Memory Loss in Alzheimer's

January 16, 2015 10:09 am | by Washington University in St. Louis | News | Comments

Depression and behavioral changes may occur before memory declines in people who will go on to develop Alzheimer’s disease, according to new research at Washington University School of Medicine in St. Louis.                                  

Teasing Out Genes that Signal Heart Failure Risk

January 16, 2015 10:00 am | by Lauren Neergaard, AP Medical Writer - Associated Press | News | Comments

Scientists are unraveling a mystery behind a fairly common disease that leads to heart failure: Why do some people with a key mutated gene fall ill while others stay healthy? Researchers tested more than 5,200 people to tease apart when mutations really are harmful or are just bystanders. 

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