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Full-Text Articles in Medicine and Health Sciences

The Durational Effects Of A Free Operant Condition On Automatically Maintained Stereotypic Behavior And Discrete Trial Task Responding, Shikika Sade Young Sep 2015

The Durational Effects Of A Free Operant Condition On Automatically Maintained Stereotypic Behavior And Discrete Trial Task Responding, Shikika Sade Young

USF Tampa Graduate Theses and Dissertations

This study examined the effects of three fixed-duration free operant access conditions on rates of automatically maintained stereotypic behavior and correct task responding during discrete trial training (DTT) with two children diagnosed with autism. Following a functional analysis, confirming automatic function, interviews/observations were conducted to identify behavioral indicators of satiation and an average satiation level. In this endeavor, participants were exposed to a free operant condition to validate satiation of stereotypic responding. Once satiation level was averaged, two durational conditions were computed: Long (75% access) and Short (25% access). A third condition, Deprivation, involved blocking all attempts at the stereotypic …


Minocycline Treatment And The Necessity To Develop A Novel Outcome Measure For Children With Angelman Syndrome, Joseph Christopher Grieco Jan 2015

Minocycline Treatment And The Necessity To Develop A Novel Outcome Measure For Children With Angelman Syndrome, Joseph Christopher Grieco

USF Tampa Graduate Theses and Dissertations

Angelman syndrome (AS) is a rare genetic disorder affecting 1/10,000 to 1/20,000 births. This disorder arises through the genetic disruption of the maternal UBE3A allele, which when coupled with epigenetic silencing of the paternal allele UBE3A allele, gives rise to an absence of UBE3A protein in the central nervous system. Clinical manifestations of the syndrome vary in severity and include poor motor function, deficits in language and severe intellectual impairments. Previous research in the Angelman syndrome mouse model revealed abnormalities in dendritic spine density and morphology of hippocampal pyramidal cells. As seen in humans with AS, mice show abnormal behavioral …