NeuroEng@Usach
NeuroEng@Usach
Research
News
People
Events
Publications
Projects
Contact
Light
Dark
Automatic
Alzheimer's Disease
Interpretable machine learning of micro-ERG reveals muted retinal gain tracking in 5xFAD mice
Background. Inexpensive, scalable biomarkers of early Alzheimer’s disease (AD) remain an unmet need, and the retina, as a developmental …
Leo Medina
,
Joel Villalobos
,
Adrian Palacios
,
David B. Grayden
,
Joseph West
Cite
Project
Project
DOI
DOI
Interpretable machine learning of micro-ERG reveals muted retinal gain tracking in 5xFAD mice
Presented a poster on using interpretable machine learning on micro-ERG signals to discriminate WT from 5xFAD retinas, identifying muted gain tracking as a key biomarker.
Aug 31, 2026 — Sep 3, 2026
Centro de Extensión UC - Alameda
Leo Medina
,
Joel Villalobos
,
Adrian Palacios
,
David B. Grayden
,
Joseph West
Project
Project
Retinal Electrophysiological Patterns in Alzheimer's Disease: A Multi-Domain Signal Processing Framework for Non-Invasive Biomarker Discovery Using a Portable ERG Device
Alzheimer’s disease (AD) is a widespread neurodegenerative disorder that currently lacks early and accessible diagnostic tools. …
Joel Barría
,
Andrea Slachevsky
,
Adrian Palacios
,
Leo Medina
Cite
Project
DOI
bioRxiv
XBP1s-Mediated Rescue of Retinal Function in Aging and Alzheimer's Disease Models.
Discussed the therapeutic potential of XBP1s overexpression in preserving retinal function during aging and Alzheimer’s disease pathology in mouse models.
Feb 16, 2026 — Feb 18, 2026
University of New South Wales
Leo Medina
Project
Complexity-based analysis of retinal electrophysiology in neurodegenerative diseases.
A talk presenting complexity-based analysis of retinal electrophysiology (micro-ERG) to discover noninvasive ocular biomarkers for neurodegenerative diseases.
Dec 10, 2025 1:00 PM — 2:00 PM
School of Optometry & Vision Sciences - University of Auckland
Leo Medina
Project
Complexity-based analysis of retinal electrophysiology in neurodegenerative diseases.
Aug 19, 2025 1:00 PM — 2:00 PM
FBE Building - The University of Melbourne
Leo Medina
Project
XBP1s as a Therapeutic Target to Preserve Retinal Function During Aging and Neurodegeneration
Loss of physiological complexity, characterized by reduced adaptive multiscale coordination among system components, is increasingly …
Leo Medina
,
Joel Barría
,
Max Chacón
,
Maximiliano Orellana
,
Daniela Ponce
,
David Neira
,
Francisco Miqueles
,
Claudia Duran-Aniotz
,
Joaquín Araya-Arriagada
,
Bruno Cerda
,
Claudio Hetz
,
Cristóbal Rojas
,
Adrian Palacios
Cite
Project
DOI
bioRXiv
Novel Tools for Retinal Biomarkers in Neurodegenerative Conditions
Presented recent work on using multiscale entropy (MSE) and complexity-loss theory to detect neurodegenerative conditions via retinal electrophysiology.
May 29, 2025 12:00 PM — 1:00 PM
BME Boardroom - The University of Melbourne
Leo Medina
Project
Protective Mechanisms in Retinal Aging: The Role of XBP1s in Alzheimer's Disease Mouse Models
Presented a study exploring the protective role of transcription factor XBP1s overexpression in retinal aging and neurodegeneration using multiscale entropy.
Oct 9, 2024 8:00 AM — 12:00 PM
McCormick Place
Leo Medina
,
Maximiliano Orellana
,
Bruno Cerda
,
Cristóbal Rojas
,
Max Chacón
,
Claudia Duran-Aniotz
,
Claudio Hetz
,
Daniela Ponce
,
David Neira
,
Francisco Miqueles
,
Joaquín Araya-Arriagada
,
Adrian Palacios
Project
La retina como ventana al cerebro: Aplicación de algoritmos de complejidad para la detección de enfermedades neurodegenerativas
Jul 17, 2024 4:00 PM — 5:00 PM
Hotel Best Western Premier Marina
Leo Medina
Project
»
Cite
×