Signatures of life course socioeconomic conditions in brain anatomy.
multiparametric maps
quantitative MRI
socioeconomic status
Journal
Human brain mapping
ISSN: 1097-0193
Titre abrégé: Hum Brain Mapp
Pays: United States
ID NLM: 9419065
Informations de publication
Date de publication:
01 06 2022
01 06 2022
Historique:
revised:
19
01
2022
received:
29
03
2021
accepted:
31
01
2022
pubmed:
24
2
2022
medline:
4
5
2022
entrez:
23
2
2022
Statut:
ppublish
Résumé
Socioeconomic status (SES) plays a significant role in health and disease. At the same time, early-life conditions affect neural function and structure, suggesting the brain may be a conduit for the biological embedding of SES. Here, we investigate the brain anatomy signatures of SES in a large-scale population cohort aged 45-85 years. We assess both gray matter morphometry and tissue properties indicative of myelin content. Higher life course SES is associated with increased volume in several brain regions, including postcentral and temporal gyri, cuneus, and cerebellum. We observe more widespread volume differences and higher myelin content in the sensorimotor network but lower myelin content in the temporal lobe associated with childhood SES. Crucially, childhood SES differences persisted in adult brains even after controlling for adult SES, highlighting the unique contribution of early-life conditions to brain anatomy, independent of later changes in SES. These findings inform on the biological underpinnings of social inequality, particularly as they pertain to early-life conditions.
Identifiants
pubmed: 35195323
doi: 10.1002/hbm.25807
pmc: PMC9057097
doi:
Types de publication
Journal Article
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Pagination
2582-2606Informations de copyright
© 2022 The Authors. Human Brain Mapping published by Wiley Periodicals LLC.
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