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Are Failing Bees A Warning Sign to Human Health?

August 20, 2014 | Comments

A researcher believes that the potential human health implications of bee colony collapse disorder extend beyond the drop in pollination to the impact on humans of long exposure to low-level poisons, like neonicotinoid pesticides.     

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Gene Predicts Breast Cancer Relapse, Response to Chemo

August 20, 2014 12:29 pm | Comments

Scientists have made it easier to predict both breast cancer relapses and responses to chemotherapy, through the identification of a unique gene, a new study shows.                         

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Liberian security forces seal slum to halt Ebola

August 20, 2014 5:21 am | by The Associated Press | Comments

Security forces are enforcing a quarantine around a slum in the Liberian capital, where looters raided an Ebola screening center over the weekend and removed contaminated sheets and other items. Liberian President Ellen Johnson Sirleaf also imposed a nighttime curfew, saying that authorities have...

Liberia president declares Ebola curfew

August 19, 2014 8:21 pm | by Jonathan Paye-layleh - Associated Press - Associated Press | Comments

Liberia's president declared a curfew and ordered security forces to quarantine a slum home to at least 50,000 people late Tuesday as the West African country battled to stop the spread of Ebola in the capital. The measures came as authorities said that three health workers in the country who...

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FDA approves new drug for rare genetic disease

August 19, 2014 6:20 pm | by The Associated Press | Comments

The Food and Drug Administration has approved a new capsule-based drug to treat Gaucher's disease. Regulators approved the new drug, Cerdelga, for patients with the Type 1 form of the rare genetic disorder, which causes excess fat to build up in the spleen, liver and bone marrow. Cerdelga is...

Livestrong $50M gift biggest since Armstrong exit

August 19, 2014 3:22 pm | by Paul J. Weber - Associated Press - Associated Press | Comments

Lance Armstrong's former charity made the largest investment in its history Tuesday by giving $50 million to the University of Texas, marking the group's biggest splash since severing ties with the disgraced cyclist as it pushes to restore momentum and influence after a tumultuous two years. The...

Physical Fitness Makes Kids' Brains Bigger

August 19, 2014 1:41 pm | Comments

A new study of 9- and 10-year-olds finds that those who are more aerobically fit have more fibrous and compact white-matter tracts in the brain than their peers who are less fit.                     

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Targeted Brain Stimulation Aids Stroke Recovery

August 19, 2014 1:27 pm | Comments

When investigators applied light-driven stimulation to nerve cells in the brains of mice that had suffered strokes several days earlier, the mice showed significantly greater recovery in motor ability than mice that had experienced strokes but whose brains weren’t stimulated.

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AstraZeneca says DOJ closes probe into drug trial

August 19, 2014 1:21 pm | by The Associated Press | Comments

British drugmaker AstraZeneca says the U.S. Department of Justice has closed its investigation into a clinical trial of the company's blood thinner Brilinta, and plans no further action. The company announced in October 2013 that federal officials were looking into the 18,000-patient study, which...

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DNA Sequencing Spots Genetic Key to Lupus

August 19, 2014 12:30 pm | Comments

Medical researchers have used DNA sequencing to identify a gene variant responsible for causing lupus in a young patient. The development shows that, for the first time, it is feasible for researchers to identify the individual causes of lupus in patients by using DNA sequencing.

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Engineering New Bone Growth

August 19, 2014 12:07 pm | Comments

Chemical engineers have devised a new implantable tissue scaffold coated with bone growth factors that are released slowly over a few weeks. When applied to bone injuries or defects, the scaffold induces the body to rapidly form new bone that looks and behaves just like the original tissue.

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Breakthrough in the Fight Against Drug-resistant Superbugs

August 19, 2014 11:51 am | Comments

Scientists have made a breakthrough in the fight against the most resistant hospital superbugs by developing the first innovative antibacterial gel that acts to kill Pseudomonas aeruginosa, staphylococci and E. coli, using natural proteins.     

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Reactivated Gene Sets Immune System Back 500M Years

August 19, 2014 11:37 am | Comments

A single factor can reset the immune system of mice to a state likely similar to what it was 500 million years ago. Scientists reactivated expression of an ancient gene in mice, which is not normally expressed in the mammalian immune system, and found that the animals developed a fish-like thymus.

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Liberia: 3 receiving untested Ebola drug improving

August 19, 2014 11:23 am | by Jonathan Paye-layleh - Associated Press - Associated Press | Comments

Three Liberian health workers receiving an experimental drug to treat Ebola are showing signs of recovery, officials said Tuesday. The three are being treated with the last known doses of ZMapp, which had earlier been given to two infected Americans and a Spaniard. The Americans are also...

Critical Wound-healing Proteins Identified

August 19, 2014 11:13 am | Comments

Mice missing two important proteins of the vascular system develop normally and appear healthy in adulthood, as long as they don’t become injured. If they do, their wounds don’t heal properly, a new study shows.           

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Liberia: Missing suspected Ebola patients found

August 19, 2014 8:24 am | by Jonathan Paye-layleh - Associated Press - Associated Press | Comments

People who were being screened for Ebola when they fled a health center during looting have turned themselves into a hospital, a Liberian official said Tuesday. The patients fled when an Ebola holding facility was ransacked in Liberia's capital, Monrovia, on Saturday night, raising fears that the...

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