78 research outputs found

    Memória Auditiva como Componente da Inteligência Musical

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    Segundo a teoria de Howard Gardner sobre as inteligênciasmúltiplas, todos os seres humanos as possuem e podem desenvolvê-las,sendo que cada indivíduo apresentará um ou mais destaques dentre as sete.A inteligência musical é a que faz com que o indivíduo seja capaz deperceber, compreender e combinar diferentes sons produzindo música. Odesenvolvimento desta inteligência está relacionado à memória, o quefavorece a fluência da linguagem falada e escrita. Este trabalho teve comoobjetivo verificar a hipótese que os estudantes música apresentam maiordesenvolvimento da memória auditiva sequencial do que estudantes deoutras áreas não musicalizados. Foi aplicada a metodologia do tradicionaljogo da memória auditiva e o teste de memorização sequencial de notasmusicais, ambos os testes foram quantitativos e tiveram seus resultadosexpressos na forma de score numérico. Foram estudados 2 grupos deestudantes, um composto por 10 estudantes de Licenciatura em Música doInstituto de Ciências da Arte da Universidade Federal do Pará (UFPA) e outrode 7 estudantes de engenharias do Instituto Tecnológico da UFPA. Osresultados foram analisados por comparação através do teste de MannWhitney, sendo considerados significativos os valores de P<0,05. Não houvediferença significativa entre os 2 grupos no jogo da memória auditivacomparativa, entretanto o grupo dos estudantes de música apresentarammemória sequencial 4 vezes maior do que o grupo dos estudantes deengenharias (P=0,002). Os resultados revelam que qualquer pessoaapresenta memória auditiva comparativa, entretanto, a memória auditivasequencial é parte da inteligência musical a qual necessita ser treinada edesenvolvida, desde que haja interesse, iniciativa e gosto pela música

    Expressão do gene ABCA7 como indicador de adesão terapêutica ao Mesilato de Imatinib em pacientes com Leucemia Mieloide Crônica / Expression of the ABCA7 gene as adherence indicator to Imatinib Mesylate in patients with Chronic Myeloid Leukemia

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    A adesão terapêutica ao Mesilato de Imatinib (MI), medicamento em primeira linha utilizado para monitorar a resposta do indivíduo com Leucemia Mielóide Crônica (LMC), é fundamental para apresentar respostas duradouras. O gene ABCA7 apresentou expressão diferenciada em estudo de sequenciamento de transcriptoma em pacientes com LMC, motivo pelo qual foi quantificado a expressão deste gene em células do sangue periférico de pacientes portadores de LMC para ser validado como gene envolvido na resposta à adesão do paciente ao MI como indicador molecular de adesão. Foi realizado análise da expressão gênica do gene ABCA7 com base nos valores do cycle threshold (CT) através de PCR em Tempo Real. A análise estatística foi realizada através do programa BIOESTAT 5.0 para comparação da expressão entre pacientes e controles, levando em consideração a definição de resposta dos pacientes ao tratamento. Na comparação em relação a resposta ao tratamento observou-se valores significativos em indivíduos controle ABCA7 sem LMC comparados a pacientes controles (p&lt;0,001) e a pacientes com resposta alerta (p=0,0165). O gene ABCA7 possivelmente está associado à adesão terapêutica, sendo um forte candidato a indicador molecular de adesão de pacientes com LMC tratados com MI

    Influence of Late Treatment on How Chronic Myeloid Leukemia Responds to Imatinib

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    INTRODUCTION: In Brazil, patients with chronic myeloid leukemia (CML) in the chronic phase were not given first-line imatinib treatment until 2008. Therefore, there was a long period of time between diagnosis and the initiation of imatinib therapy for many patients. This study aims to compare the major molecular remission (MMR) rates of early versus late imatinib therapy in chronic phase CML patients. METHODS: Between May 2002 and November 2007, 44 patients with chronic phase CML were treated with second-line imatinib therapy at the Hematology Unit of the Ophir Loyola Hospital (Belém, Pará, Brazil). BCR-ABL transcript levels were measured at approximately six-month intervals using quantitative polymerase chain reaction. RESULTS: The early treatment group presented a 60% probability of achieving MMR, while the probability for those patients who received late treatment was 40%. The probability of either not achieving MMR within one year of the initiation of imatinib therapy or losing MMR was higher in patients who received late treatment (79%), compared with patients who received early treatment (21%, odds ratio=5.75, P=0.012). The probability of maintaining MMR at 30 months of treatment was 80% in the early treatment group and 44% in the late treatment group (P=0.0005). CONCLUSIONS: For CML patients in the chronic phase who were treated with second-line imatinib therapy, the probability of achieving and maintaining MMR was higher in patients who received early treatment compared with those patients for whom the time interval between diagnosis and initiation of imatinib therapy was longer than one year

    Extraction of subjective properties in image processing

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    Most of the present digital images processing methods are related with objective characterization of external properties as shape, form or colour. This information concerns objective characteristics of different bodies and is applied to extract details to perform several different tasks. But in some occasions, some other type of information is needed. This is the case when the image processing system is going to be applied to some operation related with living bodies. In this case, some other type of object information may be useful. As a matter of fact, it may give additional knowledge about its subjective properties. Some of these properties are object symmetry, parallelism between lines and the feeling of size. These types of properties concerns more to internal sensations of living beings when they are related with their environment than to the objective information obtained by artificial systems. This paper presents an elemental system able to detect some of the above-mentioned parameters. A first mathematical model to analyze these situations is reported. This theoretical model will give the possibility to implement a simple working system. The basis of this system is the use of optical logic cells, previously employed in optical computing

    Comportamentos de proteção contra a infecção por SARS-CoV-2: um estudo de coorte

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    INTRODUÇÃO: Nós elaboramos um estudo prospectivo com o objetivo de avaliar fatores (adesão ao distanciamento social, uso de EPI’s, etc.) que poderiam ser determinantes no desenvolvimento da COVID-19 que poderá subsidiar o desenvolvimento de estratégias de saúde eficazes no combate da infecção no município de Passos - Minas Gerais, Brasil, seja em ambientes hospitalar ou não-hospitalar. MÉTODOS: Trata-se de um estudo coorte longitudinal onde foram incluídos 343 indivíduos da população que foram selecionados aleatoriamente por conglomerado. Os indivíduos selecionados responderam a um questionário relacionado às características clínicas, medidas preventivas, comorbidades e uso de medicamentos. Na ocasião foi realizado teste rápido nos indivíduos para detecção de anticorpos IgG e IgM. O tempo médio de acompanhamento foi de seis meses e, durante o acompanhamento, manteve-se contato telefônico a cada duas semanas. Ao final do seguimento, novo teste sorológico foi realizado e calculado o risco associado à presença de fatores de risco e à incidência da doença. RESULTADOS: Verificamos que 27,3% dos participantes que se infectaram no seguimento faziam uso ivermectina e hidroxicloroquina como forma de prevenção, enquanto nós não infectados, 11,3% usavam esses medicamentos. Para os indivíduos que apresentaram a doença durante o seguimento 21,2% relataram respeitar o isolamento social, 27,3% relataram que saíram para trabalhar e 42,14% relataram que frequentaram ambientes hospitalares. Entre os participantes que tiveram a infecção, 12,1% relataram contato apenas com familiares, 9,1% com familiares e colegas de trabalho e 75,8% com profissionais de saúde. CONCLUSÕES: Este estudo forneceu dados epidemiológicos de indivíduos infectados pelo COVID-19, que podem contribuir com o sistema de saúde no estabelecimento de medidas preventivas.INTRODUCTION: We designed a prospective study aiming to assess factors (adherence to social distancing, use of PPE, etc.) that could be determinants in the development of COVID-19 that may subsidize the development of effective health strategies to combat the infection in the municipality of Passos - Minas Gerais, Brazil, whether in the hospital or non-hospital settings. METHODS: This is a longitudinal cohort study where 343 individuals from the population were included and randomly selected by clusters. The selected individuals answered a questionnaire related to clinical characteristics, preventive measures, comorbidities, and medication use. A rapid test was performed on the individuals to detect IgG and IgM antibodies. The average follow-up period was six months, and during the follow-up, telephone contact was maintained every two weeks. At the end of the follow-up, a new serological test was performed, and the risk associated with risk factors and disease incidence was calculated. RESULTS: We found that 27.3% of patients who became infected during follow-up were using ivermectin and hydroxychloroquine as a means of prevention, while in non-infected patients, 11.3% used these drugs. (p = 0.024). For patients who had the disease during follow-up, 21.2% reported respecting social isolation, 27.3% reported leaving for work, and 42.14% reported having attended hospital environments (p = 0.004). Among the participants who had the infection, 12.1% reported contact only with family members, 9.1% with family members and co-workers, and 75.8% with health professionals (p = 0.001). CONCLUSIONS: This study provided epidemiological data on patients infected with COVID-19, which can contribute to the health system's establishment of preventive measures

    Increased risk of venous thrombosis by AB alleles of the ABO blood group and Factor V Leiden in a Brazilian population

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    Most cases of a predisposition to venous thrombosis are caused by resistance to activated protein C, associated in 95% of cases with the Factor V Leiden allele (FVL or R506Q). Several recent studies report a further increased risk of thrombosis by an association between the AB alleles of the ABO blood group and Factor V Leiden. The present study investigated this association with deep vein thrombosis (DVT) in individuals treated at the Hemocentro de Pernambuco in northeastern Brazil. A case-control comparison showed a significant risk of thrombosis in the presence of Factor V Leiden (OR = 10.1), which was approximately doubled when the AB alleles of the ABO blood group were present as well (OR = 22.3). These results confirm that the increased risk of deep vein thrombosis in the combined presence of AB alleles and Factor V Leiden is also applicable to the Brazilian population suggesting that ABO blood group typing should be routinely added to FVL in studies involving thrombosis

    MAMMALS IN PORTUGAL : A data set of terrestrial, volant, and marine mammal occurrences in P ortugal

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    Mammals are threatened worldwide, with 26% of all species being includedin the IUCN threatened categories. This overall pattern is primarily associatedwith habitat loss or degradation, and human persecution for terrestrial mam-mals, and pollution, open net fishing, climate change, and prey depletion formarine mammals. Mammals play a key role in maintaining ecosystems func-tionality and resilience, and therefore information on their distribution is cru-cial to delineate and support conservation actions. MAMMALS INPORTUGAL is a publicly available data set compiling unpublishedgeoreferenced occurrence records of 92 terrestrial, volant, and marine mam-mals in mainland Portugal and archipelagos of the Azores and Madeira thatincludes 105,026 data entries between 1873 and 2021 (72% of the data occur-ring in 2000 and 2021). The methods used to collect the data were: live obser-vations/captures (43%), sign surveys (35%), camera trapping (16%),bioacoustics surveys (4%) and radiotracking, and inquiries that represent lessthan 1% of the records. The data set includes 13 types of records: (1) burrowsjsoil moundsjtunnel, (2) capture, (3) colony, (4) dead animaljhairjskullsjjaws, (5) genetic confirmation, (6) inquiries, (7) observation of live animal (8),observation in shelters, (9) photo trappingjvideo, (10) predators dietjpelletsjpine cones/nuts, (11) scatjtrackjditch, (12) telemetry and (13) vocalizationjecholocation. The spatial uncertainty of most records ranges between 0 and100 m (76%). Rodentia (n=31,573) has the highest number of records followedby Chiroptera (n=18,857), Carnivora (n=18,594), Lagomorpha (n=17,496),Cetartiodactyla (n=11,568) and Eulipotyphla (n=7008). The data setincludes records of species classified by the IUCN as threatened(e.g.,Oryctolagus cuniculus[n=12,159],Monachus monachus[n=1,512],andLynx pardinus[n=197]). We believe that this data set may stimulate thepublication of other European countries data sets that would certainly contrib-ute to ecology and conservation-related research, and therefore assisting onthe development of more accurate and tailored conservation managementstrategies for each species. There are no copyright restrictions; please cite thisdata paper when the data are used in publications.info:eu-repo/semantics/publishedVersio

    Pervasive gaps in Amazonian ecological research

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    Biodiversity loss is one of the main challenges of our time,1,2 and attempts to address it require a clear un derstanding of how ecological communities respond to environmental change across time and space.3,4 While the increasing availability of global databases on ecological communities has advanced our knowledge of biodiversity sensitivity to environmental changes,5–7 vast areas of the tropics remain understudied.8–11 In the American tropics, Amazonia stands out as the world’s most diverse rainforest and the primary source of Neotropical biodiversity,12 but it remains among the least known forests in America and is often underrepre sented in biodiversity databases.13–15 To worsen this situation, human-induced modifications16,17 may elim inate pieces of the Amazon’s biodiversity puzzle before we can use them to understand how ecological com munities are responding. To increase generalization and applicability of biodiversity knowledge,18,19 it is thus crucial to reduce biases in ecological research, particularly in regions projected to face the most pronounced environmental changes. We integrate ecological community metadata of 7,694 sampling sites for multiple or ganism groups in a machine learning model framework to map the research probability across the Brazilian Amazonia, while identifying the region’s vulnerability to environmental change. 15%–18% of the most ne glected areas in ecological research are expected to experience severe climate or land use changes by 2050. This means that unless we take immediate action, we will not be able to establish their current status, much less monitor how it is changing and what is being lostinfo:eu-repo/semantics/publishedVersio

    Pervasive gaps in Amazonian ecological research

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