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Exploring Upper Motor Neuron Degeneration in ALS

January 28, 2015 3:00 pm | by Nora Dunne, Northwestern University | News | Comments

For the first time, scientists have revealed a mechanism underlying the cellular degeneration of upper motor neurons, a small group of neurons in the brain recently shown to play a major role in ALS pathology.         

Ancient Israeli Skull May Document Migration from Africa

January 28, 2015 2:37 pm | by Malcolm Ritter - AP Science Writer | News | Comments

The skull dates from around 55,000 years ago, fitting into the period when scientists had thought the migrants inhabited the area.                      

Diets, Nutrition Essential for Mental Health

January 28, 2015 10:59 am | by University of Melbourne | News | Comments

Evidence is rapidly growing showing vital relationships between both diet quality and potential nutritional deficiencies and mental health, a new international collaboration led by the University of Melbourne and Deakin University has revealed.               

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Diabetes in Rats Treated with Engineered Probiotic

January 28, 2015 10:53 am | by Cornell University | News | Comments

Cornell researchers have achieved this feat in rats by engineering human lactobacilli, a common gut bacteria, to secrete a protein called Glucagen-like peptide 1 (GLP-1).                    

Nanoparticle that Lights Up Artery-Clogging Plaque to be Evaluated

January 28, 2015 10:07 am | by Washington University in St. Louis | News | Comments

The Food and Drug Administration (FDA) has approved for evaluating in people a nanoparticle-based imaging agent jointly developed at Washington University School of Medicine in St. Louis and the University of California, Santa Barbara, in collaboration with Texas A&M University.

Biology, Driven by Data

January 28, 2015 10:00 am | by MIT | News | Comments

Cells are incredibly complicated machines with thousands of interacting parts — and disruptions to any of those interactions can cause disease.                                     

By Taking a Rest, Exhausted T Cells Live to Fight Another Day

January 26, 2015 9:56 am | by Howard Hughes Medical Institute | News | Comments

Killer T cells are one of the body's main lines of defense against pathogens.                               

Zombie Bacteria in Tuberculosis

January 26, 2015 9:50 am | by Ecole Polytechnique Federale De Lausanne | News | Comments

Tuberculosis affects over 12 million people globally, and is usually treated with a course of four drugs over several months.                       

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Researchers Solve Metabolic Mystery Lending Insight into Lafora Disease

January 26, 2015 9:32 am | by Elizabeth Adams, University of Kentucky | News | Comments

Scientists have determined how an enzyme essential for energy metabolism functions.                              

Millions of GMO Insects Could Be Released in Florida Keys

January 26, 2015 9:26 am | by Jennifer Kay - Associated Press | News | Comments

Millions of genetically modified mosquitoes could be released in the Florida Keys if British researchers win approval to use the bugs against two extremely painful viral diseases.              

WHO Adopts Reforms to Repair Reputation after Bungling Ebola

January 26, 2015 9:20 am | by Maria Cheng - AP Medical Writer | News | Comments

The World Health Organization has proposed reforms that could overhaul its structure after botching the response to the biggest-ever Ebola outbreak.                   

Tide Turning in Ebola Fight After Hard Lessons

January 26, 2015 9:15 am | by Krista Larson and Maria Cheng - Associated Press | News | Comments

A top U.N. official in the fight against Ebola greeted just three patients at one treatment center he visited this week in Sierra Leone.                     

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.

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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 fundamentally important gene called Myc significantly increased the healthy lifespan of laboratory mice, the first such finding regarding this gene in a mammalian species.

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 protective caps on the ends of chromosomes that are linked to aging and disease.                

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, disturbing and potentially toxic.                       

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.                  

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.                        

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.

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