96 resultados para blind Spot

em BORIS: Bern Open Repository and Information System - Berna - Suiça


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Due to the impacts of postcolonialism, social and cultural anthropology has been dealing intensively with the possibilities and limits of representing "other” human beings and their meaningful worlds. Scholars such as George Marcus, James Clifford or Clifford Geertz have discussed ways of improving anthropological methods of representation without, however, fully raising questions about the quality and validity of the objects represented and the very idea, that they could be “represented”. Thus, despite attempts to purify classical anthropological categories, substantialized presences (“Humans”, “Others”, “Pygmies” etc.), various forms of binary oppositions (us–them, culture–nature, human–animal) as well as certain epistemological modes/ logoi (representation, interpretation) have been rehearsed until today. The research aims to dissect and challenge the metaphysical outputs of the “anthropological machine” (Giorgio Agamben). I intended to solve these from their apparent familiarity as representable identities or differences in order to investigate their genealogy. In Derrida’s and Foucault’s understanding, genealogy becomes manifest mainly in the “blind spots” (Derrida) or “anomalies” (Foucault) between differences, at the borders of identities. As an analytical guideline, the research uses on one concrete metonym for the Derridean blind spot, one incorporation of a Foucauldian Other, namely pygmy narratives within early modern and 19th century imaginings. “Pygmies” have been part of both Western mythology and anthropological reflection since the antiquity and finally became “ethnographical facts” within an evolutionary anthropology in the 19th century during the European exploration of Africa. Throughout this veritable Odyssey, they were mostly precarious “category-jammers” (Timothy Beal), occupying the impossible middle grounds within (proto)anthropological classification. Thus, along with the early modern wild men, enfants sauvages or the apes of proto-primatology, the pygmies of the Homeric myth, as a catalyst for the negotiation of categories, played a decisive role in early modern and 19th century conceptions of the human. Through the precarious Pygmies, concrete socio-historical materializations of Identities (human, European), differences (human–animal etc.), as well as the accompanying logoi which vindicate these as pseudo-entities, appear evident. The research aims to read and write the history of early modern and 19th Century anthropology through one of its many classificatory constituting Others. It thus contributes to a discipline that for a long time has examined concrete systems of knowledge and the genealogy of classification in general. One might call it an “anthropologization” of anthropology.

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This study adopts Ostrom’s Social-Ecological Systems (SES) framework in empirical fieldwork to explain how local forestry institutions affect forest ecosystems and social equity in the community of Mawlyngbna in North-East India. Data was collected through 26 semi-structured interviews, participatory timeline development, policy documents, direct observation, periodicals, transect walks, and a concurrent forest-ecological study in the village. Results show that Mawlyngbna's forests provide important sources of livelihood benefits for the villagers. However, ecological disturbance and diversity varies among the different forest ownership types and forest-based livelihood benefits are inequitably distributed. Based on a bounded rationality approach, our analysis proposes a set of causal mechanisms that trace these observed social-ecological outcomes to the attributes of the resource system, resource units, actors and governance system. We analyse opportunities and constraints of interactions between the village, regional, and state levels. We discuss how Ostrom’s design principles for community-based resource governance inform the explanation of robustness but have a blind spot in explaining social equity. We report experiences made using the SES framework in empirical fieldwork. We conclude that mapping cross-level interactions in the SES framework needs conceptual refinement and that explaining social equity of forest governance needs theoretical advances.

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NCX-1000 (2(acetyloxy) benzoic acid-3(nitrooxymethyl)phenyl ester) is an nitric oxide (NO)-releasing derivative of ursodeoxycholic acid (UDCA), which showed selective vasodilatory effect on intrahepatic circulation in animal models of cirrhosis. This study was aimed at testing the efficacy and tolerability of this compound in patients with cirrhosis and portal hypertension.

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White spot lesion (WSL) infiltration has been recommended immediately after debonding of orthodontic brackets. It is however not clear if established inactive WSLs can also be masked through infiltrationOrthodontic treatment of a 19-year-old patient had to be terminated prematurely due to development of multiple WSLs of varying severity. Three months after debonding, the patient presented for lesion infiltration. After etching with 15% HCl gel and re-wetting of the dried surfaces it seemed that a good outcome could be expected. Lesion infiltration led to complete masking of less severe WSLs. The visual appearance of moderate and severe WSLs was improved but they were still visible after treatment.Inactive WSLs may not represent an increased caries risk, but patients are often bothered esthetically. Infiltration by repeated etching might be a viable approach even for inactive WSLs. Controlled clinical trials are needed to investigate the long-term performance of this technique.

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Eosinophilic oesophagitis (EoO) is a clinicopathological condition defined by proton pump inhibitor-refractory oesophageal symptoms combined with oesophageal eosinophilia. The pharmacodynamic effect of mepolizumab (a humanised anti-interleukin-5 monoclonal antibody) in EoO was evaluated.

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Intramyocellular acetylcarnitine (IMAC) is involved in exercise-related fuel metabolism. It is not known whether levels of systemic glucose influence IMAC levels in type 1 diabetes.

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Previous research has revealed that a stimulus presented in the blind visual field of participants with visual hemifield defects can evoke oculomotor competition, in the absence of awareness. Here we studied three cases to determine whether a distractor in a blind hemifield would be capable of inducing a global effect, a shift of saccade endpoint when target and distractor are close to each other, in participants with lesions of the optic radiations or striate cortex. We found that blind field distractors significantly shifted saccadic endpoints in two of three participants with lesions of either the striate cortex or distal optic radiations. The direction of the effect was paradoxical, however, in that saccadic endpoints shifted away from blind field distractors, whereas endpoints shifted towards distractors in the visible hemifields, which is the normal global effect. These results provide further evidence that elements presented in the blind visual field can generate modulatory interactions in the oculomotor system, which may differ from interactions in normal vision.

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Patients with ischaemic stroke or transient ischaemic attack (TIA) are at high risk of recurrent stroke or other cardiovascular events. We compared the selective thromboxane-prostaglandin receptor antagonist terutroban with aspirin in the prevention of cerebral and cardiovascular ischaemic events in patients with a recent non-cardioembolic cerebral ischaemic event.

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The single-use supraglottic airway device i-gel™ has been described in several case reports as a conduit for intubation, but no prospective data about success rates of blind intubation are available. Therefore, we performed this prospective randomized controlled trial to compare the success rate of blind tracheal intubation with a Magill PVC tube through the i-gel™ with intubation using an sILMA™ PVC tube through the single-use intubating laryngeal mask airway (sILMA™).

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Chromated glycerin (CG) is an effective, although painful, sclerosing agent for telangiectasias and reticular leg veins treatment.

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Preliminary results of a randomized trial have suggested that total lesion coverage with drug-eluting stents (DES) is not necessary in the presence of diffuse disease of nonuniform severity. In the present study, we report long-term results of this trial.

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To intraindividually compare 0.1 mmol/kg doses of gadobenate dimeglumine and gadopentetate dimeglumine for contrast material-enhanced breast magnetic resonance (MR) imaging by using a prospective, multicenter double-blind, randomized protocol.