Investigating the Effects of High-Definition trans-cranial Direct Current Stimulation on Neural Network Connectivity and Cognition – UROP Spring Symposium 2022

Investigating the Effects of High-Definition trans-cranial Direct Current Stimulation on Neural Network Connectivity and Cognition

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Hannah White

Pronouns: she/her

Research Mentor(s): Benjamin Hampstead
Co-Presenter:
Research Mentor School/College/Department: Department of Psychiatry / Medicine
Presentation Date: April 20
Presentation Type: Poster
Session: Session 5 – 3:40pm – 4:30 pm
Room: League Ballroom
Authors: Hannah White, Benjamin Hampstead
Presenter: 12

Abstract

Despite the rising prevalence of Alzheimer’s disease, few effective non pharmacological treatments have been developed in response to this health crisis. However, transcranial direct current stimulation (tDCS) has been previously shown to improve several types of memory in patients with Alzheimer’s related dementia. In Stimulation to Improve Memory (STIM), the effects of high definition transcranial direct current stimulation (HD-tDCS) on cognitive ability and network connectivity are observed in participants who have been previously diagnosed with dementia of the Alzheimer’s type (DAT) or mild cognitive impairment (MCI). Participants receive one of four possible levels of electrical current stimulation in their HD-tDCS treatment for 5 to 30 sessions. Changes in network connectivity and cognitive ability are measured throughout the study using scanning techniques, cognitive assessments, and participant self-reporting. Although no results are available at this time, it is expected that electrical stimulation will result in alterations of cognitive functioning ability as well as in neural connectivity.

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Biomedical Sciences

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