Neuroscience News
July 30, 2015

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July 30, 2015

Depressive Ruminations and the Idling Brain

July 30, 2015 — Depressed people often find themselves preoccupied with guilty, shameful, or self-defeating thoughts for large parts of their day. These thoughts not only distract from other activities but also fail ... read more

Blood Test Predicts Prognosis for Traumatic Brain Injuries

July 30, 2015 — A new blood test could help emergency room doctors quickly diagnose traumatic brain injury and determine its severity. The findings could help identify patients who might benefit from extra therapy ... read more

July 29, 2015 — The formation of G protein-coupled receptors (GPCRs), which allows understanding the unexpected behavior of some antagonists that block physiological responses, has been the focus of recent ... read more

Coffee Consumption Habits Impact the Risk of Mild Cognitive Impairment

July 28, 2015 — A new study estimates the association between change or constant habits in coffee consumption and the incidence of mild cognitive impairment (MCI), evaluating 1,445 individuals recruited from 5,632 ... read more

Sleepy Fruitflies Get Mellow

July 28, 2015 — Whether you're a human, a mouse, or even a fruitfly, losing sleep is a bad thing, leading to physiological effects and behavioral changes. Researchers used fruitflies to probe deeper into the ... read more

Neurology Researchers Evaluate Evidence Base for Tests for Clinical Cognitive Assessment

July 28, 2015 — Researchers have been conducting evidence-based reviews of testing used for five domains -- attention, language, memory, spatial cognition, and executive function. New recommendations for improving ... read more

July 28, 2015 — Researchers are looking for biomarkers that might serve as an early warning system for Alzheimer's disease. The process is not without complications, but these scientists possess a collective ... read more

National Study of Deep Brain Stimulation for Depression Fails to Demonstrate Efficacy

July 28, 2015 — Depression is a leading cause of disability worldwide, and treatment-resistant symptoms of depression have a terrible personal and societal cost. They can devastate lives, careers, and families. Some ... read more

Hormones Influence Unethical Behavior, Experts Say

July 28, 2015 — Hormones play a two-part role in encouraging and reinforcing cheating and other unethical behavior, according to new research. With cheating scandals a persistent threat on college campuses and ... read more

Stress Hormone Reduces Heroin Cravings

July 28, 2015 — Every addiction is characterized by a strong desire for a certain addictive substance, be it nicotine, alcohol or other drug. Researchers recently conducted a study on heroin addiction and ... read more

Fatty Acid Increases Performance of Cellular Powerhouse

July 28, 2015 — An entirely new control mechanism that regulates the function of mitochondria, the powerhouses of the cell, has been discovered by researchers. Surprisingly, a fatty acid is playing a key role in ... read more

Where Memory Is Encoded and Retrieved: New Findings in a Long-Standing Debate

July 28, 2015 — Are the same regions and even the same cells of the brain area called hippocampus involved in encoding and retrieving memories or are different areas of this structure engaged? This question has kept ... read more

Brain Disease Scenarios Revised by Step-by-Step Imaging of Toxic Aggregation

July 28, 2015 — Diseases like Alzheimer's are caused when proteins aggregate and clump together. In a world first, scientists have successfully distinguished between the disease-causing aggregation forms of ... read more

Specific Cardiovascular Risk Factors May Predict Alzheimer's Disease

July 28, 2015 — Specific cardiovascular risk factors, such as alcohol consumption, smoking, obesity and diabetes, are associated with smaller regional brain volumes that may be early indicators of Alzheimer's ... read more

Very Early Birth Linked to Introversion, Neuroticism, Risk Aversion in Adulthood

July 27, 2015 — Babies born very premature or severely underweight are at heightened risk of becoming introverted, neurotic, and risk averse as adults, indicates research. Very premature birth at less than 32 weeks ... read more

July 27, 2015 — Like Duke Ellington's 1931 jazz standard, the human brain improvises while its rhythm section keeps up a steady beat. But when it comes to taking on intellectually challenging tasks, groups of ... read more

In Lab Tests, New Therapy Slows Spread of Deadly Brain Tumor Cells

July 27, 2015 — The rapid spread of a common and deadly brain tumor has been slowed down significantly in a mouse model by cutting off the way some cancer cells communicate, according to a team of ... read more

Insulin Resistance Increases Risk for Alzheimer's Disease, Study Finds

July 27, 2015 — A strong association between insulin resistance and memory function decline has been found by researchers who suggest that this link increases the risk for Alzheimer's ... read more

July 27, 2015 — One of the big questions intelligence researchers grapple with is just how differences in intelligence are reflected in the human brain. Researchers have succeeded in studying further details ... read more

July 27, 2015 — Babies learn language best by interacting with people rather than passively through a video or audio recording. But it's been unclear what aspects of social interactions make them so important ... read more

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