757 research outputs found

    COLD WAR II: UKRAINIAN SOVEREIGNTY AND IDENTITY

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    Ukraine’s 2014 Revolution of Dignity showcases tensions between nationalism and internationalism in a post-Cold War era. Ukraine’s political leaders and ordinary citizens express opposing views about the identity and sovereignty of their nation, as some want closer ties with the European Union, while others seek closer relations with the Russian Federation. The myths and memories of Ukraine’s Cossack past, as well as its time in the former Soviet Union, animate discourses throughout the conflict. These debates result in no clear consensus about Ukrainian identity. The inability of Ukraine to find a unified nationalist identity in the conflict highlights a post-Cold War paradox. Ukraine is unable to articulate a unifying identity because the myths and memories of the Cold War continue to circulate in public discourse. International organizations are largely unable to legitimize either side’s claims of identity in the conflict. This chaos has invited outside intervention, as both the Russia Federation and the United States attempt to influence Ukraine’s decisions about sovereignty and identity in ways benefitting Russian or American interests. These discourses mirror Cold War debates over Soviet satellite countries, as a propaganda battle for the hearts and minds of the Ukrainian people rage on in political speeches, online forums, and in international organizations. Ukraine is thus mired in a cycle of unrest, as corruption and language issues continue to prevent the nation from articulating a unified nationalist identity. Ukraine’s crisis showcases the inherent conflict within notions of sovereignty, as both self-determination and freedom from outside intervention often contradict the expected obligations of nations to protect not only their citizens but also those of other nations whose human rights are threatened. This project challenges the notion that post-Cold War states can easily move beyond the legacies of the Cold War, as their past myths and memories continue to define their sovereignty and identity well after the conflict ends

    Troubleshooting Bearing And Lube Oil System Problems.

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    LecturePg. 147-166Information and an approach intended to help engineering and other plant personnel troubleshoot bearing problems and diagnose the mode of bearing failures are presented. Six leading modes of bearing failure (abrasion, corrosion, electrical pitting, fatigue, overheating, and wiping) are covered in some detail. Each mode is defined and mechanisms of occurrence are described. Also, for each mode, the visual appearance of failed bearings is discussed and possible causes of failure are reviewed. An illustrative example is provided: symptoms on a bearing surface are described and the mode of failure is identified, as is the root cause of failure and possible remedial actions. Because lubrication system problems are a leading cause of bearing failures, effective means of monitoring oil condition are also discussed

    Redesigning the Basic Communication Course: A Case Study

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    In the competitive environment of higher education, the basic communication course is under pressure to defend its place in the curriculum. One way to do this is to engage in a course redesign program. In this case study, we detail our experience taking part in such a program to (re)evaluate our course. Over the course of a year, we collected active participation data and conducted a series of three qualitative surveys that focused on student perceptions of our course. In doing so, we explored the ways in which the basic communication course can take advantage of course redesign efforts. Specifically, we found that we were better able to (1) articulate our unique course identity to constituents across the campus as we (2) developed a more holistic view of the ways we were (or were not) achieving our stated learning outcomes. Based on these findings, we developed practical implications including explicating how a well-planned course redesign program can be used in the basic communication course, the need for “collaborative consistency” when redesigning a course, and the imperative to incorporate student voice into redesign efforts

    “This is who we are!” National identity construction and the 2014 FIFA World Cup

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    Drawing on the literature on American nationalism and the social identity perspective, this study examines the effects of mediasport on nationalized attitudes, using both rhetorical and experimental approaches. First, a rhetorical analysis examined the nationalistic themes featured in the game promotional ad of the United States versus Ghana soccer match in World Cup 2014, linking these themes to the republicanism/liberalism paradox in American political thought. Using the social identity perspective, we predicted the effects of these themes on U.S. participants’ nationalized attitudes and tested our hypotheses using an experiment. Experimental findings indicate that exposure to nationalistic rhetoric indirectly increases uncritical patriotism, critical patriotism, and support of militarism attitudes via self-enhancement gratifications. Additionally, exposure to nationalistic rhetoric also indirectly influences uncritical patriotism via social uncertainty reduction gratifications. Our study demonstrates the utility of a mixed-method approach and points out directions for future research on the (re)construction of social identities through mediasport

    The Grizzly, April 20, 2017

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    Record Store Day Comes to Collegeville • Seismic Step Shares History and Tradition • Q&A with Incoming Music Professor • Jazzfest to Swing into Action Next Weekend • At the Intersection of Art and Meaning, Student Musicians Find Their Sound • Inside a Campus Tradition: The Story of the Heefner Organ • Opinions: Let More Life Carry You Through the Summer; Get it Together and Listen to Kendrick Lamar\u27s Album • UC Athletes Share the Best Pump-Up Music Before Competition • UC Baseball Captain Also Hitting the High Notes in a Capella Clubhttps://digitalcommons.ursinus.edu/grizzlynews/1667/thumbnail.jp

    Tantalus, a Novel ASX-Interacting Protein with Tissue-Specific Functions

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    AbstractThe Drosophila trithorax- and Polycomb-group (trxG and PcG) proteins maintain activated and repressed transcriptional states at specific target gene loci. The Additional sex combs (Asx) gene is of particular interest as it appears to function in both protein complexes and yet its effects on target genes are more restricted. A novel protein, Tantalus (TAN), was identified in a yeast two-hybrid screen for ASX-interacting proteins that might confer tissue-specific ASX functions. TAN contains consensus nuclear localization sites and binds DNA in vitro. However, its subcellular localization varies in a tissue-specific fashion. In salivary glands, TAN is predominantly nuclear and associates with 66 euchromatic sites on polytene chromosomes, more than half of which overlap with ASX. These loci do not include the homeotic genes of the ANT and BX complexes bound by other PcG and trxG proteins. Rather, tan mutant defects are restricted to sensory organs. We show that one of these defects, shared by Asx, is genetically enhanced by Asx. Taken together, the data suggest that TAN is a tissue-specific cofactor for ASX, and that its activity may be partially controlled by subcellular trafficking

    On the causes of the African slave trade

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    This paper offers an integrated analysis of the forces shaping the emergence of the African slave trade over the early modern period. We focus our attention on two questions. First, why most of the increase in the demand for slaves during this period came exclusively from western Europeans. Second, and of most relevance for present-day development outcomes, why was the overwhelming majority of slaves of African origin. Technological differences in manufacturing technology, the specificities of sugar (and other crops') production, and the cultural fragmentation of the African continent all play a role in the analysis. Supporting evidence for each of our claims is provided from a broad corpus of relevant literature

    Use of the MicroSiM (µSiM) Barrier Tissue Platform for Modeling the Blood-Brain Barrier.

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    The microSiM (µSiM) is a membrane-based culture platform for modeling the blood-brain barrier (BBB). Unlike conventional membrane-based platforms, the µSiM provides experimentalists with new capabilities, including live cell imaging, unhindered paracrine signaling between 'blood' and 'brain' chambers, and the ability to directly image immunofluorescence without the need for the extraction/remounting of membranes. Here we demonstrate the basic use of the platform to establish monoculture (endothelial cells) and co-culture (endothelial cells and pericytes) models of the BBB using ultrathin nanoporous silicon-nitride membranes. We demonstrate compatibility with both primary cell cultures and human induced pluripotent stem cell (hiPSC) cultures. We provide methods for qualitative analysis of BBB models via immunofluorescence staining and demonstrate the use of the µSiM for the quantitative assessment of barrier function in a small molecule permeability assay. The methods provided should enable users to establish their barrier models on the platform, advancing the use of tissue chip technology for studying human tissues
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