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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

Avancerad webbaserad visualisering för Business Intelligence / Advanced web-enabled visualization applied to business intelligence

Olausson, Stefan January 2011 (has links)
Detta examensarbete är gjort för Kårhuset Trappan AB genom att använda ramverket Geovisual Analytics Visualization (GAV), som är utvecklat av National Center Visual Analytics (NCVA). Examensarbetet producerade en applikation för att följa företagets inköp och försäljning av artiklar. Applikationen är en webbplats i flash, och skrevs i Actionscript med Adobe Flash Builder 4. För att göra applikationen användarvänlig genomfördes en förstudie, och kriterier för den visuella designen sammanställdes. / This thesis work is done for Kårhuset Trappan AB using the framework Geovisual Analytics Visualization (GAV), which is constructed by the National Center Visual Analytics (NCVA). This thesis work produced an application to monitor the company’s purchases and sales of different sale items. The application is a Flash website, and was written in Actionscript with Adobe Flash Builder 4. To make the application user friendly, a literature study was done. This resulted in criteria’s for the visual design.
2

Produção, caracterização e aplicação de anticorpos monoclonais contra o vírus da Bronquite Infecciosa das Galinhas / Production, characterization and application of monoclonal antibodies against the virus of infectious bronchitis

Conrad, Neida Lucia 12 March 2013 (has links)
Made available in DSpace on 2014-08-20T13:32:47Z (GMT). No. of bitstreams: 1 dissertacao_neida_lucia_conrad.pdf: 1248896 bytes, checksum: effbf3a6777d64f323ea5206861ef2dd (MD5) Previous issue date: 2013-03-12 / The infectious bronchitis (IB) is an acute and highly contagious disease caused by a coronavirus that infects mainly cells of the respiratory and genitourinary of chicken. The economic importance of this disease results from decreased production, such as internal and external quality of eggs, reduced hatchability, feed efficiency and weight gain, increased mortality, condemnation of carcasses at slaughter, and also with drugs spending to suppress secondary bacterial infections. The diagnosis of IB is based on virus isolation, together with serology. The use of monoclonal antibodies (MAbs) has been collaborated to diagnosis of this type of disease, but their use are still limited because the MAbs used are imported, increasing the cost of such methodologies. This work reports the production, characterization and application of MAbs against the virus of infectious bronchitis (IBV). For the production of MAbs, Balb/c mice were immunized intraperitoneally with classic IBV (M41) or variant IBV. We generated two hybridomas secreting MAbs anti-IBV (IgM isotype) from the fusion of B-lymphocytes from a mouse immunized with the variant IBV and myeloma cells. Following the characterization by ELISA and Western blot, it was observed that MAbs recognize the IBV classic and variant, showing more intense reactions with IBV variant. The AcM 2 G4 seems to be specific for protein S1. The applicability of the MAbs was assessed using the immunohistochemistry technique on histological tissues of birds inoculated experimentally with classic IBV. These MAbs anti-IBV had the same pattern of label of the MAb used as positive control, labeling predominantly inflammatory cells. This result can be explained by the fact that in severe cases of infection with IBV, the antigen may be located also in inflammatory cells. It was concluded that the MAbs obtained have potential for use in immunodiagnostic for IB. / A bronquite infecciosa das galinhas (BI) é uma doença aguda, altamente contagiosa, causada por um Coronavírus que infecta principalmente células dos aparelhos respiratório e genito-urinário das galinhas. A importância econômica dessa doença decorre da diminuição na produção e qualidade interna e externa dos ovos, da redução da eclodibilidade, da diminuição da eficiência alimentar e do ganho de peso e do aumento da mortalidade e da condenação de carcaças ao abate, além dos gastos com medicamentos para debelar infecções bacterianas secundárias. A confirmação do diagnóstico de BI é baseada no isolamento viral, em conjunto com a sorologia. O uso de anticorpos monoclonais (AcMs) tem colaborado e facilitado o diagnóstico desse tipo de enfermidade, porém seu uso ainda é limitado, pois os AcMs utilizados são importados, elevando o custo de tais metodologias. Este trabalho relata a produção, caracterização e aplicação de AcMs contra o vírus da bronquite infecciosa das galinhas (VBI). Para a produção dos AcMs, camundongos Balb/c foram imunizados intraperitonealmente com o VBI clássico (M41) local ou com o variante. Foram gerados dois hibridomas secretores de AcMs anti-VBI do isotipo IgM a partir da fusão entre os linfócitos B de um camundongo imunizado com o VBI variante e células de mieloma. Foi observado, na caracterização por ELISA indireto e Western blot, que os AcMs reconhecem o VBI clássico e variante, sendo as reações com o VBI variante mais intensas. O AcM 2G4 parece ser específico para a proteína S1. A aplicabilidade dos AcMs foi avaliada através da técnica de imuno-histoquímica em tecidos de aves inoculadas experimentalmente com o VBI clássico. Os AcMs anti-VBI apresentaram o mesmo padrão de marcação que o AcM utilizado como controle positivo, ou seja, marcaram predominantemente células inflamatórias. Este resultado pode ser explicado pelo fato de que, em casos mais severos da infecção por VBI, o antígeno pode ser localizado também em células inflamatórias. Concluiu-se que os AcMs obtidos apresentam potencial para uso no imunodiagnóstico para BI.
3

Finns det evidens för att höghastighetsmanipulation av nacken kan orsaka stroke? / Is there evidence that high velocity manipulation of the cervical spine can cause stroke?

Eriksson, Andreas January 2020 (has links)
Höghastighetsmanipulation av nacken är en manuell behandlingsteknik mot smärta i framförallt nacken och skuldrorna. Tekniken har enligt flera källor visats hänga samman med risken för att drabbas av skador på de kärl som försörjer hjärnan med blod, med bland annat stroke som följd. Andra källor har å andra sidan visat att de är en teknik som är säker att utföra. Den här litteraturstudien har sammanställt och utvärderat forskning som på olika sätt söker utreda om det påstådda sambandet är kausalt eller inte. Metoden som valdes var att genom en av SBU färdigställd mall värdera forskningsartiklar och sedan sortera dem efter relevans, för att på så sätt avgöra huruvida sambandet kan ses som kausalt eller inte. Studieresultatet visade att frågan är för komplex för att kunna besvaras i en enskild studie, och att mer forskning behövs inom flera delområden innan frågan kan besvaras fullt ut. Orsaken till detta är att det finns flera orsaksmekanismer, och flera riskgrupper, för denna typ av skada, där flera ännu är okända. Detta gör att en fullständig kartläggning av samband i frågan ännu inte är möjlig. Däremot är det sannolikt att tekniken kan verka som en utlösande faktor, en trigger, hos vissa personer i riskgrupperna. Därför kan det sägas finnas en risk med tekniken rent praktiskt, oavsett om ett kausalt samband mellan tekniken och stroke i sig existerar eller inte. / High Velocity Manipulation of the cervical spine is a manual treatment technique against pain in foremost the neck, shoulders. The technique has according to multiple sources been connected to the risk of injury to the blood vessels that supply the brain with blood, with among others stroke as a consequence.  Other sources have on the other hand shown it the technique to be safe to perform. This literature study has compiled and evaluated research that in various ways tries to find out if said connection is causal The method used was to evaluate articles through a pre-made form from SBU, and then to sort them according to relevance to see if the connection is causal or not. The result showed that the question is too complex to be answered in a single study, and that more research is needed to answer the question in full. This is due to the fact that there are multiple mechanisms behinds this form om injury, that the risk seems to exists in certain groups, and that some of these are not yet identifiable. On the other hand there is a high probability that the technique might act as an activating factor in these groups. Because of this there can be said that a risk exists with the technique in practice, no matter if there is a casual connection between the technique and stroke in itself or not.

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