1,545 research outputs found

    Performance and the Right

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    Editorial for Special Issue An introduction to the Special Issue, this editorial highlights the changes (or otherwise) in the global socio-political landscape since the Special Issue was first proposed in late 2018. It offers a brief introduction to each article, a rationale for the structure of this issue, and advocates for the importance of scholarship that examines the relationship between performance and right-wing politics

    Performance for futures (Intellectual Output 3)

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    Performance for Futures students are invite to experiment with a more embodied way of using the future by means of three powerful theatric ‘acts’. In ACT 1 students can experiment with the concept of status, which may increase self-awareness about their status (and that of others) in challenging situations, and empower them to take conscious action to positively affect it. In ACT 2 students are invited to engage with devising and dramaturgy, two stages in a theatre-making process, and perform a variety of futures for themselves to discover how they relate to these futures. In ACT 3 students will be introduced to image theatre techniques that will help them get ‘out of their heads’ and ‘into their bodies’. Embodying their imagined futures will allow them to give actual, physical shape to their emotions and feelings related to their imagined futures

    Desenvolvimento e Avaliação de um Objeto de Aprendizagem para o Ensino de Parasitologia

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    Anais do 3° Encontro Nacional de Jogos e Atividades LĂșdicas no Ensino de QuĂ­mica, FĂ­sica e Biologia (Jalequim - Level III) - NĂșcleo de Desenvolvimento de Pesquisas em Ensino de QuĂ­mica/CiĂȘncias da UNILA (NuDDEQ)As Tecnologias da Informação e Comunicação geraram impactos na maneira pela qual os indivĂ­duos aprendem. Dentre as diversas tecnologias a serem utilizadas em sala de aula, cita-se os Objetos de Aprendizagem (OA) virtuais. O presente trabalho objetivou, portanto, desenvolver um OA como recurso de aprendizagem, denominado “Aprendendo sobre Parasitologia” e submetĂȘ-lo Ă  avaliação docente, a fim de validar a possĂ­vel eficĂĄcia de ensino-aprendizagem do OA. Utilizou-se uma metodologia qualitativa. A partir da ausĂȘncia de ferramentas didĂĄticas digitais sobre o tema “Parasitologia”, o OA foi desenvolvido. Na segunda fase da pesquisa, o potencial do OA foi avaliado: aplicou-se um questionĂĄrio aos licenciandos em CiĂȘncias BiolĂłgicas de uma Universidade PĂșblica. A partir dos resultados obtidos, conclui-se que o OA “Aprendendo sobre Parasitologia” Ă© uma vĂĄlida alternativa de ferramenta para a potencialização do ensino-aprendizagem, visto que o seu desenvolvimento respeitou as teorias da Transposição didĂĄtica, Aprendizagem significativa e Codificação Dual

    AnĂĄlise de 67 casos de Ășlcera duodenal perfurada.

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    Trabalho de ConclusĂŁo de Curso - Universidade Federal de Santa Catarina, Centro de CiĂȘncias da SaĂșde, Departamento de ClĂ­nica CirĂșrgica, Curso de Medicina, FlorianĂłpolis, 198

    Screening of biocontrol organisms for the management of phytopathogenic fungi and foodborne pathogens on produce

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    The multibillion dollar agricultural industry is an important part of the United States economy, and the management of factors that affect crop and human health is imperative to maintaining this economic sector. The fungi Botrytis cinerea, Fusarium pallidoroseum, and Fusarium moniliforme are the causative agents of several plant diseases and can cause significant crop loss both before and after harvest in commodities such as strawberries, lettuce, citrus, and grains. Fungicides are employed to control these phytopathogens, but the use of these chemicals has led to an increase in fungicide resistance and may negatively affect the environment and human health. In addition to plant pathogens, foodborne pathogens also have a substantial impact on the agricultural industry. Foodborne disease outbreaks involving Listeria monocytogenes, Salmonella, and Escherichia coli O157:H7 not only cause considerable economic losses, but can also result in devastating health problems for consumers. The increase in fungicide resistance and number of produce-related foodborne disease outbreaks warrants investigation into additional methods of microbial control for use in the agricultural industry. Many bacterial species, including Lactic Acid Bacteria (LAB) and Bacillus species, produce antifungal and antimicrobial compounds, thus the use of biological control agents pre- and postharvest could augment current methods of pathogen management. The purpose of this study was to screen 22 bacterial isolates for inhibitory activity against the fungal phytopathogens Botrytis cinerea, Fusarium pallidoroseum, and Fusarium moniliforme and the foodborne pathogens Listeria monocytogenes, Salmonella, and Escherichia coli O157:H7 in vitro, then evaluate antimicrobial efficacy of select isolates against the foodborne pathogens on fresh produce. To evaluate antifungal activity, the bacterial isolates were individually spot-inoculated onto Tryptic Soy Agar, Potato Dextrose Agar, or MRS agar, depending on isolate growth requirements and then a plug of fungal-colonized agar was placed onto the center of the isolate-inoculated plate. Plates were incubated at 24°C for 10 days; fungal growth was evaluated daily, beginning on Day 3. Nine of the 22 isolates screened inhibited all three fungi; inhibition by these isolates ranged from 51-62% for B. cinerea, 60-68% for F. pallidoroseum, and 40-61% for F. moniliforme. Isolates were also screened for biosurfactant activity using the drop-collapse test. Biosurfactant production was detected in seven of the nine isolates. Bacillus megaterium, Bacillus coagulans, Bacillus thuringiensis BT2 and three Bacillus amyloliquefaciens isolates demonstrated strong biosurfactant activity and suppression of all three fungi, and therefore are recommended for further study. Antimicrobial activity of the isolates was assessed using two methods: LAB isolates were screened using a seeded-overlay method and all other isolates were evaluated by spot inoculating the isolate on pathogen-seeded TSA. Three LAB isolates and six Bacillus isolates suppressed L. monocytogenes, Salmonella, and E. coli O157:H7 in vitro. Based on the results of the screening, three LAB isolates—Lactobacillus plantarum, Pediococcus acidilactici, and Pediococcus pentosaceus—were selected for further evaluation and use in challenge studies on fresh produce. The role of organic acids in pathogen inhibition was evaluated by incubating L. monocytogenes, Salmonella, and E. coli O157:H7 cultures in the cell-free supernatant (CFS; pH 3.81-4.27) or the neutralized cell-free supernatant (pH adjusted to 6.5 -7.0) of each isolate. When neutralized, the antimicrobial activity of the CFS of the three LAB isolates was greatly diminished, illustrating the role of lactic acid in the inhibition of pathogen growth. To assess antimicrobial efficacy on Iceberg lettuce, a cocktail of the three LAB isolates (7-8 log CFU/g) was sprayed onto lettuce spot-inoculated with L. monocytogenes (2-3 log CFU/g); lettuce was incubated at 10°C for 14 d. L. monocytogenes levels were 1.84 log lower on LAB-treated lettuce than on untreated lettuce at the end of incubation. Because the LAB cocktail suppressed the growth of L. monocytogenes on lettuce, testing on fresh produce continued using DF1, which was a powdered product comprised of the three LAB isolates and media components. Because DF1 caused substantial browning of Iceberg lettuce after 2 d, Gala apples were chosen to evaluate the antimicrobial activity of DF1 against L. monocytogenes, Salmonella, and E. coli O157:H7. The effect of DF1 on L. monocytogenes, Salmonella, and E. coli O157:H7 on Gala apples was determined by spraying a Gala apple spot-inoculated with pathogen (6-7 log CFU/plug) with approximately 3 mL of a 20% DF1 solution, then incubating at 20°C for 5 d. After 5 d incubation, L. monocytogenes, Salmonella, and E. coli O157:H7 levels on DF1-treated apples were approximately 4, 2, and 2 log higher than the control, respectively. Based on the results of these experiments, DF1 is not the optimal formulation for the biocontrol of foodborne pathogens on fresh produce. This study identified several bacterial isolates with potential for use in the biocontrol of plant and foodborne pathogens. Further investigation is required to assess possible use in the agricultural industry, including characterization of bioactive compounds, optimization of biocontrol product formulation, and evaluation of the commercial viability of the biocontrol produc

    Predictive modelling of hospital readmissions in diabetic patients clusters

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    Dissertation presented as the partial requirement for obtaining a Master's degree in Information Management, specialization in Knowledge Management and Business IntelligenceDiabetes is a global public health problem with increasing incidence over the past 10 years. This disease's social and economic impacts are widely assessed worldwide, showing a direct and gradual decrease in the individual's ability to work, a gradual loss in the scale of quality of life and a burden on personal finances. The recurrence of hospitalisation is one of the most significant indexes in measuring the quality of care and the opportunity to optimise resources. Numerous techniques identify the patient who will need to be readmitted, such as LACE and HOSPITAL. The purpose of this study was to use a dataset related to the risk of hospital readmission in patients with Diabetes first to apply a clustering of subgroups by similarity. Then structures a predictive analysis with the main algorithms to identify the methodology of best performance. Numerous approaches were performed to prepare the dataset for these two interventions. The results found in the first phase were two clusters based on the total number of hospital recurrences and others on total administrative costs, with K=3. In the second phase, the best algorithm found was Neural Network 3, with a ROC of 0.68 and a misclassification rate of 0.37. When applied the same algorithm in the clusters, there were no gains in the confidence of the indexes, suggesting that there are no substantial gains in the division of subpopulations since the disease has the same behaviour and needs throughout its development

    Freedom in the margins: experiences from Brazil

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    This paper presents a conversation between Lucia Gayotto and Marcio Meirelles curated by Pedro de Senna. In it, Gayotto and Meirelles discuss their experiences, respectively, at the Escola Livre de Teatro de Santo André and the Universidade Livre do Teatro Vila Velha, both theatre schools operating at the margins of the official Brazilian educational establishment and making use of overtly Freirean pedagogical models

    Director training and education: Models from Brazil and the UK

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    This paper presents a conversation that took place via Zoom on 6 September 2022, between Adriana Schneider Alcure and Bruce Adams, curated by Pedro de Senna. In it, Alcure and Adams discuss their experiences, respectively, at the Universidade Federal do Rio de Janeiro (UFRJ) and Middlesex University, London (MDX). Both universities offer BA courses in theatre directing, but follow very different models. Both universities also offer MAs in Theatre Arts (MDX) and ‘Artes da Cena’ (UFRJ), with similar interdisciplinary ethea. Mediated by de Senna’s experience of both cultural contexts, Adams and Alcure talk about commonalities and differences, addressing two key pedagogical questions: in what ways can directing be taught, if at all? And: what is the role of theatre (and theatre directors) in society? The conversation is not directly transcribed, but edited and organised by de Senna, drawing on the themes explored, and addresses contemporary theatre director training from an intercultural perspective. The exchange touches on questions of academic and artistic labour, student cohorts, curriculum design, interdisciplinarity; and the relationship between ‘training’ and ‘education’, when it comes to the performing arts in general, and theatre directing in particular: are these terms even adequate? It is clear that these questions are imbricated with those relating to the purpose of, and access to, the arts and education more broadly, in societies that, while very different, have more in common than might at first be acknowledged
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