Engineering and Information Technology Collected Works - Research Publications

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Now showing 1 - 9 of 9
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    La jaula de oro: The Border Crossing Journey as Dream and Reality
    Sandberg, C ; Mejía, G (Project MUSE, 2022)
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    Patagonien und die Filme von Narcisa Hirsch
    Sandberg, C (HATiKVA, Centre for the Education of Jewish History and Culture in Saxony, 2021)
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    Aqp 9 and Brain Tumour Stem Cells
    Fossdal, G ; Vik-Mo, EO ; Sandberg, C ; Varghese, M ; Kaarbo, M ; Telmo, E ; Langmoen, IA ; Murrell, W (HINDAWI LTD, 2012)
    Several studies have implicated the aquaporins (aqp) 1, 4, and 9 in the pathogenesis of malignant brain tumours, suggesting that they contribute to motility, invasiveness, and oedema formation and facilitate metabolism in tumour cells under hypoxic conditions. We have studied the expression of aqp1, 4, and 9 in biopsies from glioblastomas, isolated tumour stem cells grown in a tumoursphere assay and analyzed the progenitor and differentiated cells from these cultures. We have compared these to the situation in normal rat brain, its stem cells, and differentiated cells derived thereof. In short, qPCR in tumour tissue showed presence of aqp1, 4, and 9. In the tumour progenitor population, aqp9 was markedly more highly expressed, whilst in tumour-derived differentiated cells, aqp4 was downregulated. However, immunostaining did not reveal increased protein expression of aqp9 in the tumourspheres containing progenitor cells; in contrast, its expression (both mRNA and protein) was high in differentiated cultures. We, therefore, propose that aquaporin 9 may have a central role in the tumorigenesis of glioblastoma.
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    An East German Chile in Bulgaria: Notions of Longing and Displacement
    Sandberg, C (Routledge, 2021)
    The long-lasting relationship of the East German production company DEFA with Eastern European cinemas is documented by the great number of co-productions undertaken over the years of its existence. In a canon of DEFA films shot on location in Bulgaria, the ‘Chile films’ appear as interesting example of cultural hybridity and transnational filmmaking, which have yet to receive scholarly attention. The features Der Übergang/The Passage (1978), Die Spur des Vermiβten/Trace of the Disappeared (1980) and Blonder Tango/Blond Tango (1985), presenting East German views about human rights violations that occurred in Chile during the Pinochet regime, were made with Bulgarian, German and Chilean casts and crews. This paper examines the Eastern European physiognomies in these films and their meaning as conflation between East and South in the Cold War dynamics of the late 1970s to mid-1980s. While the films propagate notions of Third World solidarity and fascist denunciation in narrative terms, Eastern European natural and urban landscapes produce feelings of displacement and yearning for an intact place remote from East German reality.
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    Hidden Treasures and Hidden Films
    Sandberg, C ; Areal Vélez, A (University of the West of England, Bristol, 2018-07-03)
    The short film Hidden Treasures/Películas Escondidas (2013) and the feature-length documentary Hidden Films. A Journey From Exile to Memory/Películas Escondidas. Un viaje entre el exilio y la memoria (2016) explore Chilean films made by the East German state-owned production company DEFA in the 1970s and 1980s as transnational memories of the Cold War. With these works, film scholar Claudia Sandberg and director Alejandro Areal Vélez highlight the importance of the East German film archives, not just as a form of political diplomacy but as a carrier of memory for quite disperse groups. Hidden Treasures and Hidden Films assess the role of filmmaking as a seismograph for larger geopolitical events and global transformations.
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