Neuroscience News
June 30, 2015

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June 30, 2015

Small RNAs Found to Play Important Roles in Memory Formation

June 30, 2015 — A type of genetic material called “microRNA” plays surprisingly different roles in the formation of memory in animal models, researchers have found. In some cases, these RNAs increase memory, ... read more

Upsetting a Fragile Alliance Triggers a Deadly Childhood Disease

June 29, 2015 — SMA is a devastating neuromuscular disorder that robs children of their ability to walk, eat, or breathe. Mostly caused by an inherited flaw in the Survival Motor Neuron (SMN) gene, SMA is presently ... read more

June 29, 2015 — The human retina contains some 100 million photoreceptor cells. When these are stimulated with light, they communicate that information to the brain and we perceive light. Researchers have now ... read more

June 26, 2015 — Studies on mice reveal that a special protein in the brain's tiniest blood vessels may affect the risk of stroke. Scientists are learning how the blood-brain barrier develops and what makes the ... read more

Long-Acting Antipsychotic Medication May Improve Treatment for Schizophrenia

June 26, 2015 — An injectable drug given every two weeks works better than a daily pill for those who have been recently diagnosed with schizophrenia, a study ... read more

June 25, 2015 — The amyloid cascade hypothesis of Alzheimer's disease (AD) posits that sticky aggregations or plaques of amyloid-beta peptides accumulate over time in the brain, triggering a series of events ... read more

Brain Scan Can Predict Who Responds Best to Certain Treatment for OCD

June 25, 2015 — A certain detail from patients' brain scans could help clinicians identify which people are more likely to relapse after cognitive-behavioral therapy -- and why. Tens of millions of Americans -- ... read more

Study Highlights 'Important Safety Issue' With Widely Used MRI Contrast Agents

June 25, 2015 — New results in animals highlight a major safety concern regarding a class of magnetic resonance imaging (MRI) contrast agents used in millions of patients each year. The study adds to concerns that ... read more

What Controls Blood Flow in the Brain?

June 25, 2015 — Scientists present the strongest evidence yet that smooth muscle cells surrounding blood vessels in the brain are the only cells capable of contracting to control blood vessel diameter and thus ... read more

Potential Drug Lessens Neurodegeneration in Parkinson's Disease Model

June 25, 2015 — The first test in a mammalian model of a potential new class of drugs to treat Parkinson’s disease shows abatement of neurodegeneration in the brains of test rats and no significant ... read more

June 25, 2015 — Think the nest of cables under your desk is bad? Try keeping the trillions of connections crisscrossing your brain organized and free of tangles. A new study reveals this seemingly intractable job ... read more

Therapy Affects the Brain of People With Tourette Syndrome

June 25, 2015 — In addition to its effect on chronic tics, cognitive behavioural therapy (CBT) can change the brain function of people with Tourette syndrome, new research confirms. Tourette syndrome is a ... read more

Researchers Question What Happens in the Brain When We Think

June 25, 2015 — New research questions the prevailing doctrine on how the brain absorbs and processes information. The idea that the brain has a mechanism to maintain activity at the lowest possible level is ... read more

June 25, 2015 — Fructose not only results in a lower level of satiety, it also stimulates the reward system in the brain to a lesser degree than glucose. This may cause excessive consumption accompanied by effects ... read more

June 25, 2015 — The progressive loss of neurons in the brain of Parkinson's patients is slow yet inexorable. So far, there are no drugs that can halt this insidious process. Researchers have now managed to grow ... read more

Redrawing the Language Map of the Brain

June 25, 2015 — For 140 years, scientists' understanding of language comprehension in the brain came from individuals with stroke. But now they have redrawn that brain map based on new research with individuals ... read more

Norepinephrine Aids Brain in Sorting Complex Auditory Signals

June 24, 2015 — The neuromodulator norepinephrine has an unexpected, direct action on auditory processing of complex signals, specifically bird songs in the zebra finch, new research ... read more

Low-Grade Brain Tumor Diagnosis Redefined

June 24, 2015 — A group of patients have made important contributions to an American cancer study that proposes a change in how some brain tumors are classified and ultimately treated. The study reveals that a ... read more

How Our Brains Can Form First Impressions Quickly

June 24, 2015 — A study of how people can quickly spot animals by sight is helping uncover the workings of the human brain. Researchers found that one of the first parts of the brain to process visual information -- ... read more

Minority Students Are Underrepresented in Special Education

June 24, 2015 — A new federally funded study finds that racial, ethnic, and language minority elementary- and middle-school students are less likely than otherwise similar white, English-speaking children to be ... read more

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