31 May 2022 to 1 June 2022
Axica
Europe/Berlin timezone

Initial results using neuroimaging features to predict the genetic risk of RLS

Not scheduled
1h 30m
Axica

Axica

Pariser Platz 3, 10117 Berlin

Speaker

Dr Federico Raimondo (INM-7)

Description

Restless Legs Syndrome (RLS) is an urge to move the legs when at rest, resulting in severe insomnia and subsequent depression. While the ING at HMGU has deciphered a substantial part of the polygenic basis of RLS, there is still a lack of phenotypic and brain-derived biomarkers. Using the UKB database, we extracted gray matter volume, fractional amplitude of low-frequency fluctuation, global and local correlation from structural and functional MRI. From the genetic data, we extracted the polygenic risk score (PRS) of RLS. We then created two machine learning models aimed to predict PRS from the brain-derived features.
So far, none of the learning algorithms was able to predict the PRS from the neuroimaging features. However, several relevant brain-derived markers have not been used yet. Despite preliminary negative results, the technical basis for large-scale analysis including neuroimaging and genetic data from the UKB database is now ready to be used for further enquiries.

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Primary author

Dr Federico Raimondo (INM-7)

Co-authors

Prof. Konrad Oexle (Institute of Neurogenomics (ING), HelmholtzZentrum München. Münich, Germany) Vera Komeyer (1. Institute of Neuroscience and Medicine, Brain and Behavior (INM-7), Forschungszentrum Jülich, Jülich, Germany.) Jan Kasper (1. Institute of Neuroscience and Medicine, Brain and Behavior (INM-7), Forschungszentrum Jülich, Jülich, Germany.) Sabrina Primus (3. Institute of Neurogenomics (ING), HelmholtzZentrum München. Münich, Germany.) Prof. Juliane Winkelmann (3. Institute of Neurogenomics (ING), HelmholtzZentrum München. Münich, Germany.) Prof. Simon Eickhoff (1. Institute of Neuroscience and Medicine, Brain and Behavior (INM-7), Forschungszentrum Jülich, Jülich, Germany.) Dr Kaustubh Patil (1. Institute of Neuroscience and Medicine, Brain and Behavior (INM-7), Forschungszentrum Jülich, Jülich, Germany.)

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