Identifying cortical structure markers of resilience to adversity in young people using surface-based morphometry

Harriet Cornwell, Nicola Toschi, Catherine Hamilton-Giachritsis, Marlene Staginnus, Areti Smaragdi, Karen Gonzalez-Madruga, Nuria Mackes, Jack Rogers, Anne Martinelli, Gregor Kohls, Nora Maria Raschle, Kerstin Konrad, Christina Stadler, Christine M Freitag, Stephane A De Brito, Graeme Fairchild*

*Corresponding author for this work

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Abstract

Previous research on the neurobiological bases of resilience in youth has largely used categorical definitions of resilience and voxel-based morphometry methods that assess gray matter volume. However, it is important to consider brain structure more broadly as different cortical properties have distinct developmental trajectories. To address these limitations, we used surface-based morphometry and data-driven, continuous resilience scores to examine associations between resilience and cortical structure. Structural MRI data from 286 youths (Mage = 13.6 years, 51% female) who took part in the European multi-site FemNAT-CD study were pre-processed and analyzed using surface-based morphometry. Continuous resilience scores were derived for each participant based on adversity exposure and levels of psychopathology using the residual regression method. Vertex-wise analyses assessed for correlations between resilience scores and cortical thickness, surface area, gyrification and volume. Resilience scores were positively associated with right lateral occipital surface area and right superior frontal gyrification and negatively correlated with left inferior temporal surface area. Moreover, sex-by-resilience interactions were observed for gyrification in frontal and temporal regions. Our findings extend previous research by revealing that resilience is related to surface area and gyrification in frontal, occipital and temporal regions that are implicated in emotion regulation and face or object recognition.
Original languageEnglish
Article numbernsae006
Number of pages11
JournalSocial Cognitive and Affective Neuroscience
Volume19
Issue number1
DOIs
Publication statusPublished - 27 Jan 2024

Bibliographical note

Funding:
This work was supported in part by grant MR/N0137941/1 for the GW4 BIOMED Medical Research Council Doctoral Training Partnership, awarded to the Universities of Bath, Bristol, Cardiff and Exeter from the Medical Research Council (MRC)/UKRI, and grant ES/P000630/1 for the South-West Doctoral Training Partnership, awarded to the Universities of Bath, Bristol, Exeter, Plymouth and West of England (UWE) from the Economic and Social Research Council (ESRC)/UKRI. These grants funded PhD studentships awarded to H.C. and M.S. The FemNAT-CD study was funded by the European Commission’s Seventh Framework Programme (FP7/2007-2013, grant number 602 407; coordinator C.M. Freitag). N.M.R. received grant support as a Jacobs Foundation Early Career Fellow 2017–2019 (grant no. 2016 1217 13).

Keywords

  • resilience
  • adolescent
  • brain structure
  • adversity
  • cortical thickness

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