1,425 research outputs found

    Equinos (Equus caballus) da raça Marajoara em conservação na ilha do Marajó.

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    A equinocultura desenvolvida na ilha de Marajó é extensiva e o manejo é inadequado, principalmente para a conservação da raça pois, em virtude de cruzamentos indiscriminados com raças introduzidas, sofre processo de descaracterização. O estudo está sendo realizado no BAGAM - Banco de Germoplasma Animal da Amazônia Oriental, em Salvaterra, ilha de Marajó, PA. Os principais descritores estudados foram: Altura da Cernelha (AC), Altura do Dorso (AD), Altura da Garupa (AG), Altura de Costados (ACo), Comprimento da Cabeça (CCa), Comprimento do Pescoço (CP), Comprimento Dorso-Lombo (CDL), Comprimento da Garupa (CG), Comprimento da Espádua (CE), Comprimento do Corpo (CC), Largura da Cabeça (LC), Largura do Peito (LP), Largura das Ancas (LA), Perímetro do Tórax (PT) e Perímetro da Canela (PC), além dos pesos nas idades padrões. Neste trabalho são apresentados resultados parciais referentes aos descritores, além de avaliar o comportamento e o desempenho da raça Marajoara em conservação

    Muçuãs Kinosternon scorpioides (Linnaeus, 1766) criados em cativeiro como alternativa de conservação genética da fauna silvestre ameaçada da Amazônia.

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    Esse trabalho teve como objetivo avaliar de forma descritiva o ganho de peso médio por categoria animal no período estimado, sendo: cria (referente ao período de 2008 à 2012), recria (referente ao período de 2009 à 2012) e adultos, tendo em consideração o peso médio por sexo, no período de 2010 à 2012. O bom desempenho observado na cria e na recria pode ser justificado por essas duas categorias serem as fases de crescimento inicial e contínuo da espécie em que as exigências nutricionais são maiores e devem ser atendidas. A variável de desempenho estudada corroborou a boa adaptação da espécie submetida ao sistema de criação em cativeiro. O peso médio observado para ambos os sexos na fase adulta exalta sua potencial capacidade produtiva para exploração comercial sustentável

    The impact of intelligent systems on management accounting

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    In today's competitive and changing business environment, the concern about technologies and intelligent systems has gained more notoriety. However, companies still have many tasks performed by humans; in the medium-term, intelligent systems will become more present in companies and will perform tasks that are currently done by humans much more efficiently. There is a need for companies to adapt and to start thinking about combining human and intelligent systems capabilities. This research was focused specifically in the management accounting profession, as these professionals spend a lot of time collecting and organizing data, doing repetitive tasks that can be easily and quickly accomplished by intelligent systems. This research studied the impact that artificial intelligence, big data, and internet of things can have in this profession.info:eu-repo/semantics/publishedVersio

    Proteomics reveals differential adsorption of angiogenic platelet lysate proteins on calcium phosphate bone substitute materials

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    Protein adsorption on biomaterials for bone substitution, such as calcium phosphates (CaP), evokes biological responses and shapes the interactions of biomaterials with the surrounding biological environment. Proteins adsorb when CaP materials are combined with growth factor-rich hemoderivatives prior to implantation to achieve enhanced angiogenesis and stimulate new bone formation. However, the identification of the adsorbed proteins and their angiogenic effect on bone homeostasis remain incompletely investigated. In this study, we analyzed the adsorbed complex protein composition on CaP surfaces when using the hemoderivatives plasma, platelet lysate in plasma (PL), and washed platelet lysate proteins (wPL). We detected highly abundant, non-regenerative proteins and anti-angiogenic proteins adsorbed on CaP surfaces after incubation with PL and wPL by liquid chromatography and mass spectrometry (LC–MS) proteomics. Additionally, we measured a decreased amount of adsorbed pro-angiogenic growth factors. Tube formation assays with human umbilical endothelial cells demonstrated that the CaP surfaces only stimulate an angiogenic response when kept in the hemoderivative medium but not after washing with PBS. Our results highlight the necessity to correlate biomaterial surfaces with complex adsorbed protein compositions to tailor the biomaterial surface toward an enrichment of pro-angiogenic factors

    Mitochondrial DNA data of Cabo Verde Immigrant Population Living in Lisboa

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    Póster apresentado em 8 th International Y Chromosome User Workshop 5 th International EMPOP Meeting, Innsbruck, September 06-08, 2012Mitochondrial DNA (mtDNA) analysis found an important role in forensic genetics, especially when nuclear DNA analysis does not give a conclusive response. It is a powerful tool to exclude samples as originating from the same matriline. Features that increase the vested interest of mtDNA are the high copy number per cell, maternal inheritance, absence of recombination, and high mutation rate. Due to the higher overall mutation rate, the control region is comparatively enriched in sequence variation and therefore its analysis is important to establish haplotypes and haplogroups. Haplogroup assignment became noteworthy to clarify the history and demographic past of a population. As well as occurring all over Europe, in Portugal, and particularly in Lisboa, immigrant populations are increasing. The Instituto Nacional de Medicina Legal e Ciências Forenses is carrying out a comprehensive genetic study with the aim of portraying the genetic diversity of the immigrants who live in Lisboa. Within that objective, the present study intends to: obtain the mtDNA variability of Cabo Verde Immigrant Population Living in Lisboa and classify haplotypes into haplogroups. The studied population shows great interpopulation genetic variability due to the high frequency of unique haplotypes. Cabo Verde immigrants living in Lisboa exhibit haplotypes that belong to haplogroups observed in native Africans and in West Eurasian. MtDNA control region typing is extremely useful as a technique to differentiate among degraded samples frequently found in forensic genetics and to establish its global frequency when having knowledge of the genetic structure of populations.N/

    Programa de pesquisas da Embrapa Amazônia Oriental para o melhoramento genético de búfalos.

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    bitstream/item/18919/1/Doc-303.pdfVersão eletrônica. 1ª impressão: 2009
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