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The burst of energy and hyperactivity that comes with a cocaine high is a rather accurate reflection of what's going on in the brain of its users, finds a study. Through experiments conducted in rats exposed to cocaine, the researchers mapped out the network of circuits that cause wild firing of…
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Sperm use multiple navigation systems, such as heat-seeking and chemical, new research shows. Opsins – proteins involved in the visual system – contribute to the heat-seeking movement, helping sperm sense warmth, investigators report.
http://dlvr.it/CrBWN2

International nurse volunteers responding to the Ebola outbreak in West African encountered death on nearly every shift and worked under conditions that challenged their ingenuity in providing even basic care. That is according to one nurse's account which provides a rare glimpse of the realities…
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A new drug combination may be effective in treating men with metastatic prostate cancer. Preliminary results of this new approach are encouraging and have led to an ongoing international study being conducted in 196 hospitals worldwide.
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Genes for important skin proteins arose in a common ancestor shared by humans and turtles 310 million years ago, a genome comparison has discovered.
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With the globalization of our food supply, food safety issues are a major concern for both public health and for the food industry. Media and industry warn consumers of major recalls and problems with food items, but do consumers listen? In this new article researchers demonstrated that consumers…
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Traveling abroad involves risk of illnesses and carriage of antibiotic resistant bacteria, especially among students. Illnesses such as travelers' diarrhea and respiratory tract infections are most common. Even if travelers follow the travel medicine clinics' advice on how to reduce risks during…
http://dlvr.it/CrBYzG

A new study suggests that educators, particularly in urban schools, should teach elementary school-aged girls problem-solving skills and provide them leadership opportunities as a way to reduce their relational aggression. Relational aggression, which is the most common form of aggression among…
http://dlvr.it/CrBVgK

The BK polyomavirus often causes complications after kidney transplantation. A research group has now been able to show, that the immunosuppressive drug Tacrolimus directly activates the replication of the virus and could thus be responsible for these complications.
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Scientists have uncovered a mechanism in the brain that could account for some of the neural degeneration and memory loss in people with Alzheimer's disease.
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Swimming in a pool of syrup would be difficult for most people, but for bacteria like E. coli, it's easier than swimming in water. Scientists have known for decades that these cells move faster and farther in viscoelastic fluids, such as the saliva, mucus, and other bodily fluids they are likely to…
http://dlvr.it/Cr93ZB

A discovery bioengineers is shedding new light on the controversy surrounding a common treatment for osteoarthritis that has divided the medical community over its effectiveness.
http://dlvr.it/Cr8w35

New research by biologists could lead to improved methods of detection for early-onset Parkinson's Disease. By mapping the visual responses of fruit flies with different Parkinson's genes, the scientists built a substantial data bank of results. Using this they were able to classify unknown flies…
http://dlvr.it/Cr91tK

Cooperation is generally regarded as positive and is often in the best interests of society. However, collusion and corruption are also types of cooperation -- a secret or illegal cooperation, the purpose of which is to gain additional profit at other's expense. Women were shown to be more likely…
http://dlvr.it/Cr8yZJ

Ultrasound, a non-invasive technique commonly used to study the presence of atherosclerosis disease in blood vessels, can be used to identify patients at increased risk of future stroke who could benefit from surgery. Since surgical treatment to prevent stroke is only considered beneficial to some,…
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A compound that accelerates diabetic wound healing has been identified by investigators, which may open the door to new treatment strategies.
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Damage control resuscitation practices that originated in military settings have been widely adapted in civilian practices across the United States, a new study that surveyed Trauma Medical Directors at 245 trauma centers has found.
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Supercomputing simulations could change how researchers understand the internal motions of proteins that play functional, structural and regulatory roles in all living organisms, say scientists in a new report.
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A tick that is not known to bite people may play a role in the transmission of Lyme disease, according to a new article. This study adds to a growing body of evidence that indicates that in order to understand the spread of Lyme disease, researchers must consider the ecology of all of its various…
http://dlvr.it/Cr8Qfq

As no study relevant for the research question was identified, the benefit or harm for patients, as well as the diagnostic and prognostic accuracy, remain unclear.
http://dlvr.it/Cr8JzH

Scientists are closer to understanding the mechanisms underlying the phenomenon of genomic imprinting. In this intriguing event, one copy of a gene is 'turned off', or silenced, depending on whether it was derived from the mother or the father. The research team has identified a segment of DNA that…
http://dlvr.it/Cr8DpX

Researchers have found a new way of preventing resistance to cytostatics used in the treatment of cancers such as medulloblastoma, the most common form of malignant brain tumor in children. The promising results of this experimental study are based on a combination of the drug temozolomid and other…
http://dlvr.it/Cr8DyP

A specific diet can be used to help treat patients with uncontrolled epilepsy, a new study indicates. The findings reveal how the ketogenic diet acts to block seizures in patients with drug-resistant epilepsy.
http://dlvr.it/Cr8GpK

Native Americans have decreased access to kidney transplants and are more likely to die while waiting for a kidney than whites according to new research. Long-term survival outcomes in Native Americans who did receive a kidney transplant were worse than whites, according to a new study.
http://dlvr.it/Cr8Cr3

An analysis of the tone of voice used by couples during therapy allowed a computer algorithm to predict whether a relationship would improve. In fact, the algorithm did a better job of predicting marital success of couples with serious marital issues than descriptions of the therapy sessions…
http://dlvr.it/Cr8FL6

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