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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

The personal-related factors to expatriates’ task performance and contextual performance : Considering the influence of personality traits, competences/skills, self-willingness and previous experience

Pan, Simin, Qiao, Min January 2010 (has links)
<p><strong>Abstract</strong></p><p><strong>Purpose</strong></p><p>The purpose of this paper is to find out which personal-related factors are influencing on the task performance and the contextual performance of expatriate managers.</p><p><strong>Design/Methodology/Approach</strong></p><p>This research adopts a qualitative approach, using semi-structured interviews with key-information from the managers taking international assignments.</p><p><strong>Findings</strong></p><p>The findings indicate that there is a series of significant associations between personal-related factors (personality traits, competences/skills, self-willingness and previous experience) and the performance of expatriates’ assignments.</p><p><strong>Research limitations/implications</strong></p><p>One suggestion for further research is to explore deeper and more comprehensive on other less important factors or the important factors which we are overlooking; it also could be more comprehensive on the factors that relate to the performance of expatriates.</p><p><strong>Practical implications</strong></p><p>We present a table of the relationship between personality traits, competences/skills, self-willingness, previous experience and the job performance of expatriates’ assignments. Thus, HR departments can follow this guidance when selecting expatriates to manage overseas assignments. Furthermore, individuals can take this model as a reference when making decisions for their career lives.</p><p><strong>Keywords</strong></p><p>Expatriate assignments, personality traits, self-willingness, competences/skills, previous experience, job performance, task performance, contexture performance</p><p><strong>Paper type</strong></p><p>Master Thesis</p>
2

The personal-related factors to expatriates’ task performance and contextual performance : Considering the influence of personality traits, competences/skills, self-willingness and previous experience

Pan, Simin, Qiao, Min January 2010 (has links)
Abstract Purpose The purpose of this paper is to find out which personal-related factors are influencing on the task performance and the contextual performance of expatriate managers. Design/Methodology/Approach This research adopts a qualitative approach, using semi-structured interviews with key-information from the managers taking international assignments. Findings The findings indicate that there is a series of significant associations between personal-related factors (personality traits, competences/skills, self-willingness and previous experience) and the performance of expatriates’ assignments. Research limitations/implications One suggestion for further research is to explore deeper and more comprehensive on other less important factors or the important factors which we are overlooking; it also could be more comprehensive on the factors that relate to the performance of expatriates. Practical implications We present a table of the relationship between personality traits, competences/skills, self-willingness, previous experience and the job performance of expatriates’ assignments. Thus, HR departments can follow this guidance when selecting expatriates to manage overseas assignments. Furthermore, individuals can take this model as a reference when making decisions for their career lives. Keywords Expatriate assignments, personality traits, self-willingness, competences/skills, previous experience, job performance, task performance, contexture performance Paper type Master Thesis
3

Primary Melanoma tumor immune contexture analysis: T regulatory cell to T effector cell ratio as related to MHC class II and GILT expression

Cole, Lauren 28 April 2017 (has links)
A Thesis submitted to The University of Arizona College of Medicine - Phoenix in partial fulfillment of the requirements for the Degree of Doctor of Medicine. / Histopathologic examination of the tumor microenvironment demonstrates the presence of a vast repertoire of infiltrating lymphocytes and antigen presenting cells (APC’s). Recent studies establish a strong correlation between the tumor microenvironment cell composition and prognostic value in terms of cell type, location and ratio, referred to as a tumor’s immunoscore. More specifically, the relationship between T regulatory (Treg) cell to T effector (Teff) cell percentage predominates as a mechanism of tumor immune evasion. Further investigation of the factors influencing the development of Treg and Teff cells is therefore warranted. Gammainterferon‐inducible lysosomal thiol reductase (GILT) acts to influence antigenic processing and presentation by MHC class II cells, ultimately impacting lymphocyte development. Evaluation of the role of GILT expression in MHC class II+ APC’s with respect to Treg and Teff cell development in primary melanoma lesions, to our knowledge, has not been reported. Therefore our investigation focuses on elucidating a plausible relationship between GILT presence and Treg to Teff cell ratio. The aim of our study is to examine a possible association between GILT expression in APC’s and Treg:Teff cell ratio. We hypothesized GILT expression in melanoma cells would result in a decreased Treg to Teff ratio or an enhanced T cell‐mediated response. Our study included 17 de‐identified primary melanoma specimens previously stained and scored for Treg, Teff, CD8, MHC class II and GILT. Scoring was performed through identification of four areas per specimen with highest Treg and Teff cell density. These four areas were then averaged with ± standard deviation (SD). With use of landmark association, these four areas were identified and scored for MHC class II and GILT in APC’s and tumor cells with consideration to presence/absence, intensity and frequency of staining. Statistical significance was not reached relative to our hypothesized relationship of a decreased Treg to Teff cell ratio in the presence of GILT+ MHC class II. Similarly, we did not reach statistical significance when comparing individual cell types to GILT, MHC class II and GILT + MHC class. In our study, we were unable reach statistical significance relative to our proposed correlation between MHC class II and GILT presence leading to a decreased Treg to Teff cell ratio or enhanced T‐cell mediated immune response. A major limitation of our study included the small sample size leading to a probable type II error, prompting the need for further investigation of the factors influencing the Treg to Teff cell ratio within the melanoma tumor microenvironment on a larger scale.

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