Psychology Research News
August 4, 2015

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August 4, 2015

Depressed Females Have Over-Active Glutamate Receptor Gene

July 30, 2015 — Numerous genes that regulate the activity of a neurotransmitter in the brain have been found to be abundant in brain tissue of depressed females. This could be an underlying cause of the higher ... read more

Take a Trip Through the Brain: New Imaging Tool

July 30, 2015 — A new imaging tool could do for the brain what the telescope did for space exploration. In the first demonstration of how the technology works, the researchers look inside the brain of an adult mouse ... read more

Trying to Quit Smoking? First Strengthen Self-Control

July 30, 2015 — The desire to quit smoking -- often considered a requirement for enrolling in treatment programs -- is not always necessary to reduce cigarette cravings, argues a review of addiction research. Early ... read more

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

Key Factor for Stability of Capillaries in Brain Identified

July 29, 2015 — The brain needs a lot of oxygen – so every last corner of the brain’s tissue is served by a dense network of fine blood vessels. When these capillaries are damaged by high blood pressure or age, ... read more

Study Finds Brain Chemicals That Keep Wakefulness in Check

July 29, 2015 — Mice that have a particular brain chemical switched off become hyperactive and sleep for just 65 per cent of their normal time, a new study shows. This discovery could help researchers to develop new ... read more

Compliance With Guidelines for Treating Brain Injuries Doesn't Guarantee Better Outcomes

July 29, 2015 — Two decades ago, the Brain Trauma Foundation published its first set of guidelines for treating traumatic brain injury. Now, a study has found no evidence that compliance with the guidelines led to ... read more

Naturally Occurring Protein Fragment Found in the Brain Inhibits Key Enzyme Implicated in Alzheimer's Disease

July 29, 2015 — A natural protein fragment produced in the brain can act as an inhibitor of a key enzyme implicated in the onset of Alzheimer's disease, researchers have discovered for the first time. This is a ... read more

Probiotics Improve Behavioral Symptoms of Chronic Inflammatory Diseases in Mice

July 28, 2015 — Probiotics may improve the behavioral symptoms of chronic inflammatory diseases by altering communication between the immune system and the brain, according to an animal ... 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

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

July 28, 2015 — The complex mechanisms of interaction and dynamics between the gut microbiota and its host have been illuminated by recent research. Data show that relatively minor changes in microbiota profiles or ... 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

Narrowing in on Pituitary Tumors

July 27, 2015 — A new technique that could help surgeons more precisely define the locations of pituitary tumors in near real-time has been demonstrated by a team of scientists. The new strategy uses a visualization ... read more

Blood Markers Identify Women at Risk for Postpartum Depression

July 27, 2015 — The hormone oxytocin, sometimes called 'the love hormone,' may be a factor in postpartum depression, when a mother has a lower than normal level. A blood marker now may help identify the ... 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

DeepBind Predicts Where Proteins Bind, Uncovering Disease-Causing Mutations

July 27, 2015 — A new tool called DeepBind uses deep learning to analyze how proteins bind to DNA and RNA, allowing it to detect mutations that could disrupt cellular processes and cause ... read more

Researchers Identify Neural Signature of Tunnel Vision

July 27, 2015 — A new study measured brain activity while people watched clips from Alfred Hitchcock and other suspenseful films. During high suspense moments, the brain narrows what people see and focuses their ... read more

July 26, 2015 — Sleeping not only protects memories from being forgotten, it also makes them easier to access, according to new research. A new study tracked memories for novel, made-up words learnt either prior to ... read more

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