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Nanotubes Help Healing Hearts Keep the Beat

September 23, 2014 1:59 pm | Videos | Comments

Carbon nanotubes serve as bridges that allow electrical signals to pass unhindered through new pediatric heart-defect patches invented at Rice University and Texas Children’s Hospital.                    

Gene Linked to Development of Skin Cancer in Mice

September 23, 2014 1:52 pm | News | Comments

New research on an enzyme linked to cancer development shows that 37 percent of mice that produce excessive quantities of the enzyme developed skin tumors within four to 12 months of birth, and many of these growths progressed to highly invasive squamous cell carcinoma, a common form of skin cancer.

Airway Muscle-on-a-chip Mimics Asthma

September 23, 2014 1:46 pm | News | Comments

Hope for healthier airways may be on the horizon thanks to a human airway muscle-on-a-chip that could be used to test new drugs because it accurately mimics the way smooth muscle contracts in the human airway, under normal circumstances and when exposed to asthma triggers.

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Presence or Absence of Early Language Delay Alters Brain Anatomy in Autism

September 23, 2014 1:39 pm | News | Comments

Individual differences in early language development, and in later language functioning, are associated with changes in the anatomy of the brain in autism. A new study has found that a common characteristic of autism– language delay in early childhood– leaves a "signature" in the brain.

Ebola Cases Could Hit 1.4 Million By Mid-Jan.

September 23, 2014 11:32 am | by Maria Cheng - AP Medical Writer - Associated Press | News | Comments

New estimates by the World Health Organization and the U.S. health agency are warning that the number of Ebola cases could soar dramatically — the U.S. says up to 1.4 million by mid-January in two nations alone — unless efforts to curb the outbreak are significantly ramped up.

Newborns Have Stronger Immunity Than First Thought

September 22, 2014 12:25 pm | News | Comments

Contrary to what was previously thought, newborn immune T cells may have the ability to trigger an inflammatory response to bacteria, according to a new study.                          

How Gene Expression Affects Facial Expressions

September 22, 2014 12:13 pm | News | Comments

A person’s face is the first thing that others see, and much remains unknown about how it forms— or malforms— during early development. New research has begun to unwind these mysteries.                   

Scientists ID On/Off Switch for Aging Cells

September 22, 2014 12:08 pm | News | Comments

Scientists have discovered an on-and-off “switch” in cells that may hold the key to healthy aging. This switch points to a way to encourage healthy cells to keep dividing and generating, for example, new lung or liver tissue, even in old age.    

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Blood Test May Help Determine Psychosis Risk

September 22, 2014 11:56 am | News | Comments

A new study reports preliminary results showing that a blood test, when used in psychiatric patients experiencing symptoms that are considered to be indicators of a high risk for psychosis, identifies those who later went on to develop psychosis. 

Western Diet Leads to Diminished Cognitive Performance

September 22, 2014 11:40 am | by Rob Payne, ScienceNetwork WA | News | Comments

Researchers found that participants with a western dietary pattern scored lower in cognitive tasks, particularly those involving reaction time/psychomotor function, visual attention, learning and memory.              

Streets Bustling After Sierra Leone Shutdown Ends

September 22, 2014 10:36 am | by Clarence Roy-Macaulay - Associated Press - Associated Press | News | Comments

A news conference to announce the results of a three-day nationwide shutdown designed to help stop the spread of Ebola has been postponed to give officials who fanned out across the country time to reach the capital.         

700 Babies Maybe Exposed to TB at Texas Hospital

September 19, 2014 9:35 pm | by The Associated Press | News | Comments

More than 700 infants may have been exposed to tuberculosis at an El Paso hospital over the past year by an employee recently diagnosed with the illness, health officials said Friday.                     

Protein May Lower Blood Pressure

September 19, 2014 8:30 am | by Benjamin Plackett, Contributor, Inside Science News | News | Comments

A new study has shown that people who eat more protein- whether from plant or animal sources- tend to have a lower risk of hypertension, also known as high blood pressure.                       

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Stem Cells Use 'First Aid Kits' to Repair Damage

September 19, 2014 8:30 am | News | Comments

Neural stem cells– master cells that can develop into any type of nerve cell– are able to generate mini “first aid kits” and transfer them to immune cells, according to a new study.                    

BST This Week #17: Film Detects Consciousness in Vegetative State

September 19, 2014 8:30 am | Videos | Comments

On this episode of Bioscience Technology This Week, Christina Jakubowski focuses on a new study that used a short movie to detect consciousness in vegetative state patients. Our second story explores how the amazing variety in human faces is the result of evolutionary pressure.

Finding Supports Model on Cause of DNA's Right-handed Double Helix

September 19, 2014 8:30 am | News | Comments

The DNA of every organism on Earth is a right-handed double helix, but why that would be has puzzled scientists since not long after Francis Crick and James Watson announced the discovery of DNA's double-helical structure in 1953.      

White House Orders Plan for Antibiotic Resistance

September 19, 2014 8:30 am | by Mary Clare Jalonick - Associated Press - Associated Press | News | Comments

Signaling the seriousness of the threat posed by antibiotic-resistant germs, President Barack Obama on Thursday ordered the government to create a national plan to fight them by early 2015.                  

Sensing Neuronal Activity With Light

September 19, 2014 8:30 am | News | Comments

For years, neuroscientists have been trying to develop tools that would allow them to clearly view the brain's circuitry in action— from the first moment a neuron fires to the resulting behavior in a whole organism.          

New Discovery About 3-D Shape Processing in the Brain

September 19, 2014 8:30 am | News | Comments

While previous studies of the brain suggest that processing of objects and place occur in very different locations, a research team has found that they are closely related.                       

Immune Link to Stress Could Help Treat Depression

September 18, 2014 3:04 pm | News | Comments

Researchers say a new focus on the links between the immune system and stress is needed to help pave the way for improved treatments of severe depression. The paper argues that current treatments for major depressive disorder lack effectiveness.

Autism Caused by Spontaneous Mutations in Key Brain Gene

September 18, 2014 3:00 pm | News | Comments

Spontaneous mutations in the brain gene TBR1 disrupt the function of the encoded protein in children with severe autism. In addition, there is a direct link between TBR1 and FOXP2, a well-known language-related protein, according to a new study.  

Vitiligo Treatment Holds Promise for Restoring Skin Pigmentation

September 18, 2014 2:35 pm | Videos | Comments

A treatment regimen is safe and effective for restoring skin pigmentation in vitiligo patients, according to a new study. Patients were randomly divided into two study groups: Group A received a combination therapy; Group B received only NB UVB treatment.

Tracking the Rise and Fall of Brain Volume Throughout Life

September 18, 2014 2:21 pm | News | Comments

Stanford scientists have shown how the brain changes throughout life, and created a standard curve that can be used to assess whether patients are maturing and aging normally.                      

Modern Europeans Descended from 3 Groups of Ancestors

September 18, 2014 1:56 pm | News | Comments

By comparing nine ancient genomes to those of modern humans, scientists have shown that previously unrecognized groups contributed to the genetic mix now present in most modern-day Europeans.                 

Sierra Leone to Shut Down for 3 Days to Slow Ebola

September 18, 2014 11:35 am | by Clarence Roy-Macaulay - Associated Press - Associated Press | News | Comments

Shoppers in Sierra Leone rushed to stock up on food Thursday ahead of a three-day nationwide shutdown, during which the country's 6 million people will be confined to their homes while volunteers search house-to-house for Ebola victims in hiding and hand out soap in a desperate bid to slow the accelerating outbreak.

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