The Complex Causes of Autism Presenter Slide Deck

Courtney R. McDermott, PhD Columbia University

Aversa et al., (2021) Slykerman et al., (2019) Lavebratt et al., (2019) Wimberley et al., (2018)

Chung et al., (2021) Niarchou et al., (2019) Duyzend & Eichler et al., (2015) Blumenthal et al., (2014)

Postnatal antibiotic exposure

16p11.2 microdeletion copy number variation

Association with NDDs

Warrants investigation of underlying biological mechanisms

Accounts for ~1% ASD cases

Early life treatment with antibiotic altered the gut microbiome, brain development, and behavior, and these effects were magnified in mice that were carrying the 16p11.2 CNV

McDermott et al., bioRxiv: https://doi.org/10.1101/2025.02.25.639888

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