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Full-Text Articles in Cell and Developmental Biology

Gabab Receptor Agonist R-Baclofen Reverses Altered Auditory Reactivity And Filtering In The Cntnap2 Knock-Out Rat, Dorit Möhrle, Wenxuan Wang, Shawn N Whitehead, Susanne Schmid Jan 2021

Gabab Receptor Agonist R-Baclofen Reverses Altered Auditory Reactivity And Filtering In The Cntnap2 Knock-Out Rat, Dorit Möhrle, Wenxuan Wang, Shawn N Whitehead, Susanne Schmid

Anatomy and Cell Biology Publications

Altered sensory information processing, and auditory processing, in particular, is a common impairment in individuals with autism spectrum disorder (ASD). One prominent hypothesis for the etiology of ASD is an imbalance between neuronal excitation and inhibition. The selective GABAB receptor agonist R-Baclofen has been shown previously to improve social deficits and repetitive behaviors in several mouse models for neurodevelopmental disorders including ASD, and its formulation Arbaclofen has been shown to ameliorate social avoidance symptoms in some individuals with ASD. The present study investigated whether R-Baclofen can remediate ASD-related altered sensory processing reliant on excitation/inhibition imbalance in the auditory brainstem. …


A Systematic Review Of Brainstem Contributions To Autism Spectrum Disorder, Ala Seif, Carly Shea, Susanne Schmid, Ryan A Stevenson Jan 2021

A Systematic Review Of Brainstem Contributions To Autism Spectrum Disorder, Ala Seif, Carly Shea, Susanne Schmid, Ryan A Stevenson

Anatomy and Cell Biology Publications

Autism spectrum disorder (ASD) is a neurodevelopmental disorder that affects one in 66 children in Canada. The contributions of changes in the cortex and cerebellum to autism have been studied for decades. However, our understanding of brainstem contributions has only started to emerge more recently. Disruptions of sensory processing, startle response, sensory filtering, sensorimotor gating, multisensory integration and sleep are all features of ASD and are processes in which the brainstem is involved. In addition, preliminary research into brainstem contribution emphasizes the importance of the developmental timeline rather than just the mature brainstem. Therefore, the purpose of this systematic review …