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Full-Text Articles in Medicine and Health Sciences

Developing A Mechanistic Understanding Of Crossmodal Reorganization Following Sensory Loss, Brainscan, Western University, Blake E. Butler, Brian Allman, Ravi Menon Jan 2019

Developing A Mechanistic Understanding Of Crossmodal Reorganization Following Sensory Loss, Brainscan, Western University, Blake E. Butler, Brian Allman, Ravi Menon

Project Summaries

Our long-term goal is to understand how plasticity reshapes circuits in the brain in response to atypical early experiences. This will allow us to better understand how the Deaf brain processes the world around us, and will make clear the challenges that must be overcome to optimize the function of cochlear implants and prostheses designed to restore sensory functions more broadly.


Can Self-Efficacy Training Improve Memory And Functional Activation In Older Adults With Mild Cognitive Impairment? A Proof-Of-Concept Intervention Study, Brainscan, Western University, Lindsay Nagamatsu, Derek Mitchell, Paul Minda, Amer Burhan, Becky Horst Jan 2019

Can Self-Efficacy Training Improve Memory And Functional Activation In Older Adults With Mild Cognitive Impairment? A Proof-Of-Concept Intervention Study, Brainscan, Western University, Lindsay Nagamatsu, Derek Mitchell, Paul Minda, Amer Burhan, Becky Horst

Project Summaries

The goal of this study is to examine the changes in brain activity after a memory self-efficacy training program to better understand the mechanisms of memory self-efficacy. We will conduct a proof-of-concept six-week memory self-efficacy intervention in older adults with MCI, in order to demonstrate that self-efficacy impacts brain function. This will allow us to determine whether self-efficacy interventions may be a potential strategy for combating AD in the future.


Developing And Validating Tools To Assess Higher Level Cognition In Children And Adolescents, Brainscan, Western University, Bobby Stojanoski, Marc Joanisse, Ryan Stevenson, Cambridge Brain Sciences Inc. Jan 2019

Developing And Validating Tools To Assess Higher Level Cognition In Children And Adolescents, Brainscan, Western University, Bobby Stojanoski, Marc Joanisse, Ryan Stevenson, Cambridge Brain Sciences Inc.

Project Summaries

Collaborating with CBS, we will create a unique platform for understanding, detecting and predicting delays in cognition during the formative period from childhood to adolescence. The aim of this project is to develop and validate a battery of tests specifically for children and adolescents between the ages of 7 and 15 to measure various aspects of higher-level cognitive abilities. These include short-term and episodic memory, planning, reasoning, verbal abilities and executive functioning (those processes necessary to control behaviour, such as controlling attention and inhibition, working memory, reasoning and problem solving).


Multi-Area Organization Of Saccade-Evoked Traveling Waves, Brainscan, Western University, Julio Martinez-Trujillo, Lyle Muller, Adam Williamson Jan 2019

Multi-Area Organization Of Saccade-Evoked Traveling Waves, Brainscan, Western University, Julio Martinez-Trujillo, Lyle Muller, Adam Williamson

Project Summaries

In this project, we will employ new, large-scale electrophysiological recording techniques to sample widely across the visual system. It will allow us to test our hypothesis that neural traveling waves coordinated across multiple areas contribute to perceptual stability during eye movements. Using our newly developed signal processing technique to track traveling waves moment-by-moment in noisy multichannel data, we will detect and quantify them across multiple visual areas.


Detecting Fine-Grained Population Codes In Human Prefrontal Cortex, Brainscan, Western University, Marieke Mur, Julio Martinez-Trujillo, Ravi Menon, Joe Gati Jan 2019

Detecting Fine-Grained Population Codes In Human Prefrontal Cortex, Brainscan, Western University, Marieke Mur, Julio Martinez-Trujillo, Ravi Menon, Joe Gati

Project Summaries

In this project, we will develop techniques for improving our measurement resolution so that we can gain access to prefrontal population codes. We will combine high-field fMRI with pattern analysis techniques to unlock population coding in the prefrontal cortex. This is essential for understanding how the brain supports higher-order cognition, and ultimately, for treating dysfunctions of cognitive flexibility in the clinic.