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Memories' Emotional Associations Can be Reversed

August 28, 2014 | Comments

A new study revealed the brain circuit that controls how memories become linked with positive or negative emotions, and researchers found that they could reverse the emotional association of specific memories by manipulating brain cells with optogenetics.

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From Bite Site to Brain: How Rabies Virus Hijacks Nerve Cells

August 29, 2014 8:30 am | Comments

New research sheds light on how the rabies virus hijacks the transport system in nerve cells to reach the brain with maximal speed and efficiency.                              

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Genomic Sequencing Reveals Insights into Ebola Outbreak

August 29, 2014 8:30 am | Comments

In response to an ongoing, unprecedented outbreak of Ebola virus disease (EVD) in West Africa, a team of researchers has rapidly sequenced and analyzed more than 99 Ebola virus genomes.                   

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From Nose to Knee: Engineered Cartilage Regenerates Joints

August 29, 2014 8:30 am | Comments

Researchers report that cells taken from the nasal septum are able to adapt to the environment of the knee joint and can thus repair articular cartilage defects. Read more...                     

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CTC Clusters More Likely to Cause Metastasis

August 29, 2014 8:30 am | Comments

Circulating tumor cell clusters- clumps of from two to 50 tumor cells that break off a primary tumor and are carried through the bloodstream- appear to be much more likely to cause metastasis than are single CTCs, according to a new study.    

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This is Your Brain's Blood Vessels on Drugs

August 29, 2014 8:30 am | Comments

A new method for measuring and imaging how quickly blood flows in the brain could help doctors and researchers better understand how drug abuse affects the brain, which may aid in improving brain-cancer surgery and tissue engineering, and lead to better treatment options for recovering drug addicts.

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UN: Ebola disease caseload could reach 20,000

August 28, 2014 3:24 pm | by John Heilprin - Associated Press - Associated Press | Comments

The Ebola outbreak in West Africa is accelerating and could grow six times larger to infect as many as 20,000 people, the World Health Organization said Thursday. The U.N. health agency unveiled a new road map for containing the virus, and scientists are fast-tracking efforts to find a treatment...

Shades of Pigpen: We travel with our own germs

August 28, 2014 2:23 pm | by Lauran Neergaard - AP Medical Writer - Associated Press | Comments

Sorry, clean freaks. No matter how well you scrub your home, it's covered in bacteria from your own body. And if you pack up and move, new research shows, you'll rapidly transfer your unique microbial fingerprint to the doorknobs, countertops and floors in your new house, too. In fact,...

‘Editing Marks’ Mapped on Fly, Worm, Human Genomes

August 28, 2014 8:30 am | Comments

A multi-institution research network has published three major papers that map and compare the genomes and epigenomes of humans and two model organisms, the fly, Drosophila melanogaster, and the worm, Caenorhabditis elegans, in unprecedented detail.

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Fossil Provides Earliest Evidence of Animals with Muscles

August 28, 2014 8:30 am | Comments

An unusual new fossil discovery of one of the earliest animals on earth may also provide the oldest evidence of muscle tissue– the bundles of cells that make movement in animals possible.                  

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Attacking a Rare Disease at its Source with Gene Therapy

August 28, 2014 8:30 am | Comments

Using an animal model, a research team has proven the efficacy of a more elegant way to treat the rare disease MPS I through direct gene transfer.                              

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Study Shows How Movement Affects Hearing

August 28, 2014 8:30 am | Comments

A new study combines cutting-edge methods in electrophysiology, optogenetics and behavioral analysis to reveal exactly how the motor cortex, seemingly in anticipation of movement, can tweak the volume control in the auditory cortex.     

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UN: Ebola cases could eventually reach 20,000

August 28, 2014 6:24 am | by John Heilprin - Associated Press - Associated Press | Comments

The World Health Organization says the Ebola outbreak in West Africa eventually could exceed 20,000 cases, more than 6 times as many as now. A new study by the U.N. health agency also assumes that in many hard-hit areas, the actual number of cases may be two to four times higher than is currently...

Nigeria Ebola patient hid from government

August 28, 2014 5:23 am | by Bashir Adigun - Associated Press - Associated Press | Comments

A man who contracted Ebola in Nigeria after coming into contact with a traveler from Liberia evaded surveillance and infected a doctor in southern Nigeria who later died, Nigerian health authorities announced Thursday. The death was the first in Nigeria outside Lagos, the commercial capital. The...

Tripping seniors on purpose to stop future falls

August 28, 2014 1:49 am | by Lindsey Tanner - AP Medical Writer - Associated Press | Comments

Researchers are tripping seniors on purpose, and it's not some kind of warped practical joke. The experiment is among techniques being studied to prevent falls, the leading cause of injury in older adults. Falls in the elderly cost $30 billion yearly to treat and can send them spiraling into poor...

Allergan sets date for special shareholder meeting

August 27, 2014 3:23 pm | by The Associated Press | Comments

Botox maker Allergan Inc. has set a date for a special meeting at which its shareholders will consider replacing most of its board, but it doesn't want the main proponents of that move to participate. The Irvine, California, company is seeking a federal court order that bars Valeant...

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