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brain research

Research articles and news stories tagged with brain research

·September 4, 2021·3 min read

Researchers Trained Mice to Control Seemingly Random Bursts of Dopamine in Their Brains, Challenging Theories of Reward and Learning

By training mice to voluntarily increase the size and frequency of dopamine impulses in their brains, researchers demonstrated dopamine increases can be driven by internally mediated changes within the brain.

Electrophysiology Featured Neuroscience

·September 4, 2021·3 min read

Early Changes to the Extracellular Space in the Hippocampus Under Simulated Microgravity Conditions

Findings shed light on the mechanisms underlying brain damage in microgravity.

Featured Neurology Neuroscience Open Neuroscience Articles

·September 3, 2021·3 min read

New AI Algorithm Improves Brain Stimulation Devices to Treat Disease

Novel AI technology allows researchers to understand which brain regions directly interact with each other, which helps guide the placement of electrodes for DBS to treat neurological diseases.

This shows the outline of a woman and a brain

Featured Neurology Neuroscience Psychology

·September 3, 2021·3 min read

Epilepsy Brain Implant Does Not Transform Patients’ Sense of Self or Personality

Researchers report self-perception does not diminish nor does an individual's personality change as a result of closed-loop brain stimulation brain implants for the treatment of epilepsy.

Featured Neurology Neuroscience

·September 3, 2021·5 min read

AI Can Predict Possible Alzheimer’s With Nearly 100 Percent Accuracy

A new AI algorithm can predict the onset of Alzheimer's disease with an accuracy of over 99% by analyzing fMRI brain scans.

Featured Neuroscience

·September 3, 2021·4 min read

New Model for Solving Novel Problems Uses Mental Map

The cognitive map allows people to compute on the fly with limited information to solve abstract problems.

Featured Neuroscience

·September 3, 2021·5 min read

Gut Bacteria Influence Brain Development

An overgrowth in the gastrointestinal tract of the bacteria Klebsiella in preterm babies was associated with an increased presence of certain immune cells and the development of neurological damage. The findings suggest a link between microbiota and brain development.

Featured Neuroscience Open Neuroscience Articles

·September 3, 2021·6 min read

Statistical Model Defines Ketamine Anesthesia’s Effects on the Brain

A new statistical model lays groundwork for understanding how ketamine induces an anesthetic response, steps to monitor unconscious patients, and provides new information about brain activity while unconscious.

Featured Neuroscience Psychology

·September 3, 2021·5 min read

Gut and Heart Signals Affect How We See Ourselves

Study reveals the strength of the connection between the brain and internal organs is associated with how a person feels about their appearance. Weaker brain responses to the gut and heart were linked to greater levels of body shame and weight preoccupation.

Featured Neuroscience Psychology

·September 2, 2021·4 min read

Smiling Can Build Relationships Even After Someone Has Been Untrustworthy

When you've acted in an uncooperative or untrustworthy way, the way you smile could either help heal or hinder social relationships. Those whose smiles reflected reward, or a signal that they were happy, or a smile of dominance, which reflects a feeling of superiority, appeared to be untrustworthy and unlikely to change their deceptive nature. However, a smile of affiliation was perceived as an attempt to make amends, restoring levels of trust.

Featured Neuroscience

·September 2, 2021·4 min read

The Memory Changes of Menopause

Researchers have identified four cognitive profiles associated with menopause. Findings reveal women who experience stronger verbal learning and memory, in addition to better attention and executive function during menopause, are less likely to experience hot flashes and depression. Women who experienced cognitive weakness had an increased risk of depression and sleep disruptions.