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July 7, 2015

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July 7, 2015

Serious Adverse Events Rare in Healthy Volunteers Participating in Phase I Drug Trials

July 7, 2015 — Many people believe that phase I trials with healthy volunteers are very risky and because they pose risks with no benefits, unethical. But how risky are such trials? Less than 1% of 11,000 healthy ... read more

July 7, 2015 — A researcher is disputing recent findings that the human nose is capable of distinguishing at least 1 trillion odors. He says the data used in a 2014 study published in Science does not support this ... read more

Experts Call for More Understanding of Hospital Weekend Death Risk

July 7, 2015 — Two academics say more research is needed to understand why patients are more likely to die in hospital on the weekend. The research found that the heightened risk of death after admission to ... read more

Optical 'Dog’s Nose' May Hold Key to Breath Analysis

July 7, 2015 — A laser system for fast, non-invasive, onsite breath analysis for disease is under development, researchers report, potentially enabling screening for a range of diseases including diabetes, ... read more

Second Severe Allergic Reaction Can Occur Hours After First

July 7, 2015 — New research offers clues as to why some kids can have a second, related severe allergic reaction hours after a first – and what to do about ... read more

Vitamin C Related to Reduced Risk of Cardiovascular Disease, Early Death

July 7, 2015 — High vitamin C concentrations in the blood from the intake of fruit and vegetables are associated with a reduced risk of cardiovascular disease and early death, new research ... read more

July 7, 2015 — Researchers report that when electrons move in a phosphorus transistor, they do so only in two dimensions. The finding suggests that black phosphorus could help engineers surmount one of the big ... read more

The Next Anti-Tuberculosis Drug May Already Be in Your Local Pharmacy

July 7, 2015 — Testing thousands of approved drugs, scientists have identified an unlikely anti-tuberculosis drug: the over-the-counter antacid lansoprazole (Prevacid). Tuberculosis continues to be a global ... read more

Study Identifies New Way to Kill the Malaria Parasite

July 7, 2015 — Scientists have discovered new ways in which the malaria parasite survives in the blood stream of its victims, a discovery that could pave the way to new treatments for the ... read more

July 7, 2015 — Magnetic resonance imaging and computed tomography provide important information on the symptoms and exercise capabilities of people with mild-to-moderate chronic obstructive pulmonary disease, ... read more

Policies on Children's Tech Exposure Confusing, Study Suggests

July 7, 2015 — Guidelines on children's exposure to radio frequency waves from technology are confusing for parents, new research suggests. The review found a wide variety of different protocols and guidelines ... read more

Typically Disregarded Brain Lesions May Warn of Heightened Stroke Risk

July 6, 2015 — Scientists have found that very small brain lesions noted on brain imaging that would typically be disregarded by clinicians are associated with a heightened risk of stroke and death. The discovery ... read more

Heart Attack Treatment Hypothesis 'Busted'

July 6, 2015 — Researchers have long had reason to hope that blocking the flow of calcium into the mitochondria of heart and brain cells could be one way to prevent damage caused by heart attacks and strokes. But ... read more

How Dengue Virus Adapts as It Travels, Increasing Chances for Outbreaks

July 6, 2015 — A research group is the first to explain the mechanisms that the Dengue virus has developed to optimize its ability to cause outbreaks as it travels across the globe to new places and revisits old ... read more

July 6, 2015 — A new article reports on use of optical coherence tomography to obtain high-resolution images showing blood-flow dynamics in the brain before, during, and after stroke-like states. The information ... read more

July 6, 2015 — Pain treatment researchers have discovered thousands of new peptide toxins hidden deep within the venom of just one type of Queensland cone snail. Researchers hope the new molecules will be promising ... read more

July 6, 2015 — A study offers new insights into how virulent fungi adapt through genetic modifications to fight back against the effects of medication designed to block their spread, and how that battle leaves them ... read more

July 6, 2015 — Converting large tracts of the Midwest's marginal farming land to perennial biofuel crops carries with it some key unknowns, including how it could affect the balance of water between rainfall, ... read more

Restraint, Confinement Still an Everyday Practice in Mental Health Settings

July 6, 2015 — Providers of mental-health services still rely on intervention techniques such as physical restraint and confinement to control some psychiatric hospital patients, a practice that can cause harm to ... read more

July 6, 2015 — In a new study, biologists used genetic and phylogeographic analyses to determine the origin and recent migratory history of newly discovered tick populations in the Northeastern United States. Their ... read more

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