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Biology

University of South Carolina

Theses and Dissertations

Theses/Dissertations

Biology

Publication Year

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Individual Movement Rates Are Sufficient To Determine And Maintain Dynamic Spatial Positioning Within Uca Pugilator Herds, Eilea R. Knotts Jun 2016

Individual Movement Rates Are Sufficient To Determine And Maintain Dynamic Spatial Positioning Within Uca Pugilator Herds, Eilea R. Knotts

Theses and Dissertations

Spatial location within aggregations (i.e. periphery, central) is of biological significance to gregarious animals. Because these positions are a potential consequence of consistent individual behavioral differences, or personality, a better understanding of potential mechanisms concerning personality is central to predicting an individuals’ location. To determine the effects of individual personality on the dynamic spatial positioning of Uca pugilator while herding, field data collection and agent-based modeling were employed. Individuals were assayed to establish their personalities and returned to the field for observation as a means of identifying location preference within selfish herds. There was a significant difference between the extreme …


Tp53 And Hras Influence On Hpv16 E7 Expression In Hpv16-Transformed Human Keratinocytes, Nella Christie Delva Jan 2015

Tp53 And Hras Influence On Hpv16 E7 Expression In Hpv16-Transformed Human Keratinocytes, Nella Christie Delva

Theses and Dissertations

Head and Neck Squamous Carcinoma (HNSCC) is one of the most common cancers worldwide. HNSCC affects regions of the upper aerodigestive tract such as the lip, tongue, nasopharynx, oropharynx, larynx, and hypopharynx. About 25% of all HNSCC cases and up to 65% of Oropharyngeal Carcinoma (OPC) cases are positive for HPV DNA. African American patients, especially males, present primarily with HPV-negative HNSCC. HNSCC’s that are HPV-positive tend to be HPV-active at initial presentation: these cancers contain HPV DNA and express HPV RNA. However, recurring HPV-positive cancers of the head and neck are more often inactive: these tumors contain HPV DNA, …