Prenatal environmental risk factors for autism spectrum disorder and their potential mechanisms

Bibliographic Details
Title: Prenatal environmental risk factors for autism spectrum disorder and their potential mechanisms
Authors: Chloe Love, Luba Sominsky, Martin O’Hely, Michael Berk, Peter Vuillermin, Samantha L. Dawson
Source: BMC Medicine, Vol 22, Iss 1, Pp 1-13 (2024)
Publisher Information: BMC, 2024.
Publication Year: 2024
Collection: LCC:Medicine
Subject Terms: Autism spectrum disorder, Autism, Prenatal factors, Early life exposures, Etiology, Epidemiology, Medicine
More Details: Abstract Autism spectrum disorder (ASD) is a neurodevelopmental disorder that is globally increasing in prevalence. The rise of ASD can be partially attributed to diagnostic expansion and advocacy efforts; however, the interplay between genetic predisposition and modern environmental exposures is likely driving a true increase in incidence. A range of evidence indicates that prenatal exposures are critical. Infection during pregnancy, gestational diabetes, and maternal obesity are established risk factors for ASD. Emerging areas of research include the effects of maternal use of selective serotonin reuptake inhibitors, antibiotics, and exposure to toxicants during pregnancy on brain development and subsequent ASD. The underlying pathways of these risk factors remain uncertain, with varying levels of evidence implicating immune dysregulation, mitochondrial dysfunction, oxidative stress, gut microbiome alterations, and hormonal disruptions. This narrative review assesses the evidence of contributing prenatal environmental factors for ASD and associated mechanisms as potential targets for novel prevention strategies.
Document Type: article
File Description: electronic resource
Language: English
ISSN: 1741-7015
Relation: https://doaj.org/toc/1741-7015
DOI: 10.1186/s12916-024-03617-3
Access URL: https://doaj.org/article/f2c532ff24da4af2aa831b7baa90058f
Accession Number: edsdoj.f2c532ff24da4af2aa831b7baa90058f
Database: Directory of Open Access Journals
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More Details
ISSN:17417015
DOI:10.1186/s12916-024-03617-3
Published in:BMC Medicine
Language:English