Psychology Research News
October 13, 2015

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October 13, 2015

Oct. 13, 2015 — Neuroscientists have discovered a brain circuit that can trigger small regions of the brain to fall asleep or become less alert, while the rest of the brain remains awake. The researchers believe ... read more

Schizophrenia Symptoms Linked to Features of Brain's Anatomy?

Oct. 13, 2015 — Using advanced brain imaging, researchers have matched certain behavioral symptoms of schizophrenia to features of the brain's anatomy. The findings could be a step toward improving diagnosis ... read more

Oct. 13, 2015 — Researchers have been investigating the extent to which macrophages, a type of phagocytic immune cell, might be used to eliminate the abnormal protein deposits typically found in the brains of ... read more

Study Underscores Need to Assess Behavioral Sequelae of TBI

Oct. 13, 2015 — Rsearchers assessed moderate to severe traumatic brain injury (TBI) for frontal behavioral syndromes and cognitive function. Their finding suggest that adding the Frontal Systems Behavior Scale to ... read more

Oct. 8, 2015 — Upper limb amputees, who typically struggle to learn how to use a new prosthesis, would be more successful if fellow amputees taught them, new research suggests. Most usually learn by watching a ... read more

Helmeted Bicycle Riders Have Significantly Reduced Severity of Injury After an Accident

Oct. 8, 2015 — Helmeted bicycle riders have a 58 percent reduced odds of severe traumatic brain injury after an accident compared to their non-helmeted counterparts, according to ... read more

Oct. 8, 2015 — A new technique allows scientists to study diseases like Alzheimer's and Parkinson's using cells from human patients. Historically, animal models -- from fruit flies to mice -- have been ... read more

Preventing Memory Loss Before Symptoms Appear

Oct. 8, 2015 — A clinical trial is looking at removing a key protein from the brain to prevent memory loss at least a decade before symptoms are noticed in healthy older adults. The trial is focused on an ... read more

Sex Change Hormonal Treatments Alter Brain Chemistry

Oct. 8, 2015 — Hormonal treatments administered as part of the procedures for sex reassignment have well-known and well-documented effects on the secondary sexual characteristics of the adult body, shifting a ... read more

Oct. 7, 2015 — By drawing on seismology, researchers have just developed a noninvasive brain imaging method using MRI that provides the same information as physical palpation. They say that it may be possible to ... read more

Brain Cooling Lessens Chances of Head Injury Recovery, Study Finds

Oct. 7, 2015 — Head injury patients do not benefit from a therapy that involves cooling their bodies to reduce brain swelling, research has found. Doctors say the therapy may increase patients' risk of death ... read more

Oct. 6, 2015 — Responding appropriately to the smell of food or the scent of danger can mean life or death to a fruit fly, and brain circuits are in place to make sure the fly gets it right. A research team has ... read more

Scientists Identify How Normally Protective Immune Responses Kill Neurons

Oct. 6, 2015 — Scientists have discovered why certain immune responses, which typically help cells recognize and fight viral and bacterial infections, can sometimes be harmful to the brain. Many brain disorders ... read more

Lack of D1 Receptor Leads to Slowness of Movements in Parkinson's Disease

Oct. 6, 2015 — Lack of dopamine transmission through D1 receptors disturbs information flow through the 'direct pathway' in the basal ganglia, and ends up in difficulty in initiating voluntary movements, ... read more

Older Patients Recover More Slowly from Concussion

Oct. 6, 2015 — Mild traumatic brain injury (MTBI), or concussion, accounts for 75 percent of all TBI and represents an important public health problem. Difficulty in working memory is frequently reported in ... read more

Newfound Gene Linked to Amyloid Beta Plaque Buildup in Alzheimer's Disease

Oct. 5, 2015 — A multi-institutional team of scientists has discovered an immune system gene associated with higher rates of amyloid plaque buildup in the brains of Alzheimer's patients and older adults at ... read more

Researchers Discover Role of Microglia During Early Progression of Alzheimer's Disease

Oct. 5, 2015 — For the first time, researchers have determined how toxic tau fibrils spread by the help of brain immune cells called microglia during the early stages of Alzheimer's disease (AD). The discovery ... read more

Oct. 5, 2015 — The most common lab animals, rats and mice, can't tell scientists much about speech disorders. However, a new study shows how songbirds, specifically zebra finches, may be able to aid research ... read more

Does Knowing High-Status People Help or Hurt?

Oct. 2, 2015 — How happy you are may have something to do with who you know -- and where you come from. A sociology professor, set out to discover whether knowing high-status people helped or harmed mental health, ... read more

High-Fructose Diet Slows Recovery from Brain Injury

Oct. 2, 2015 — A diet high in processed fructose sabotages rat brains’ ability to heal after head trauma, neuroscientists report. Revealing a link between nutrition and brain health, the finding offers ... read more

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