Lower cortical activation and altered functional connectivity characterize passive auditory spatial attention in ASD

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Xuất bản năm:bioRxiv (Feb 4, 2025)
Tác giả chính: Osorio, Sergio
Tác giả khác: Tan, Jasmine, Levine, Grace, Ahlfors, Seppo P, Graham, Steven, Mamashli, Fahimeh, Khan, Sheraz, Joseph, Robert M, Zein Nayal, Losh, Ainsley, Pawlyszyn, Stephanie, Mcguiggan, Nicole M, Hamalainen, Matti S, Bharadwaj, Hari, Kenet, Tal
Được phát hành:
Cold Spring Harbor Laboratory Press
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001 3150948684
003 UK-CbPIL
022 |a 2692-8205 
024 7 |a 10.1101/2025.01.02.631088  |2 doi 
035 |a 3150948684 
045 0 |b d20250204 
100 1 |a Osorio, Sergio 
245 1 |a Lower cortical activation and altered functional connectivity characterize passive auditory spatial attention in ASD 
260 |b Cold Spring Harbor Laboratory Press  |c Feb 4, 2025 
513 |a Working Paper 
520 3 |a Autism Spectrum Disorder (ASD) is a developmental condition characterized by difficulties in social interaction, communication and sensory processing. The ability to orient towards sounds is a key component of social interactions, yet auditory spatial attention remains relatively understudied in ASD, despite some prior research indicating differences in this domain. Here, we investigate the neural signatures associated with passive auditory spatial attention in children with ASD (n = 21, ages 6-17) relative to age- and IQ-matched typically developing (TD) children (n = 31), using source-localized magnetoencephalography (MEG). Participants listened passively, while watching a silenced movie, to non-social auditory stimuli designed to either remain lateralized to one hemifield (stay trials), or to change in location from one side to the contralateral hemifield (jump trials). Linear mixed effect modeling showed lower cortical activation in the auditory cortex in the ASD group in response to jump trials, relative to the TD group. Additionally, functional connectivity analyses showed higher alpha-band functional connectivity in the ASD group between auditory cortex seeds and frontoparietal regions known to be recruited during auditory spatial attention. Right prefrontal alpha-band connectivity estimates were associated with worse behaviorally assessed auditory processing scores and increased ASD symptomatology. Our results align with the hypothesis that auditory spatial attention generally, and specifically orientation to sounds even when experienced passively, differs in ASD individuals.Competing Interest StatementThe authors have declared no competing interest.Footnotes* This version of the manuscript has been revised to implement minor proofreading corrections, include a contributing author, and improve some of the figures 
653 |a Somatosensory cortex 
653 |a Sensory evaluation 
653 |a Magnetoencephalography 
653 |a Autism 
653 |a Hearing 
653 |a Cortex (auditory) 
653 |a Orientation behavior 
653 |a Information processing 
653 |a Receptive field 
653 |a Attention 
653 |a Social interactions 
653 |a Auditory stimuli 
653 |a Sensory integration 
653 |a Prefrontal cortex 
700 1 |a Tan, Jasmine 
700 1 |a Levine, Grace 
700 1 |a Ahlfors, Seppo P 
700 1 |a Graham, Steven 
700 1 |a Mamashli, Fahimeh 
700 1 |a Khan, Sheraz 
700 1 |a Joseph, Robert M 
700 1 |a Zein Nayal 
700 1 |a Losh, Ainsley 
700 1 |a Pawlyszyn, Stephanie 
700 1 |a Mcguiggan, Nicole M 
700 1 |a Hamalainen, Matti S 
700 1 |a Bharadwaj, Hari 
700 1 |a Kenet, Tal 
773 0 |t bioRxiv  |g (Feb 4, 2025) 
786 0 |d ProQuest  |t Biological Science Database 
856 4 1 |3 Citation/Abstract  |u https://www.proquest.com/docview/3150948684/abstract/embedded/H09TXR3UUZB2ISDL?source=fedsrch 
856 4 0 |3 Full text outside of ProQuest  |u https://www.biorxiv.org/content/10.1101/2025.01.02.631088v2