3,671 research outputs found

    ADUBAÇÃO NITROGENADA ASSOCIADA AO GEL HIDRORETENTOR NA PRODUÇÃO E CRESCIMENTO DO TOMATEIRO DE MESA

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    The tomato (Solanum lycopersicum L.) is the main olive cultivated in Brazil; And the second most important on the world stage. The management of the crop is important for the productivity of the tomato, for this a balanced fertilization and the use of new technologies, such as the use of the hydrogel, a water retention polymer, can propitiate this gain of production. The objective of this work was the study of the association of hydrogel use and the use of nitrogen fertilization in the Santy hybrid table tomato crop. An experiment was conducted at the Goiano Federal Institute - Campus Morrinhos. The plants were conducted vertically using braids as support and maintaining eight bunches per plant. The experimental design was a randomized block design, with four replications. The treatments were divided into two sub-divided plots (with and without hydroretting gel) and four nitrogen fertilizations (0, 180, 360 and 540 kg ha-1), ten plants per plot with 1.2 meter spacing between rows. Coverage fertilizations were performed at 25; 40; 55; 70; 85; 100 and 115 days after transplanting the seedlings. It was verified that the hydrogel source of variation had significant effect on the diameter of the final stem, green matter and fruit texture. For the nitrogen dose factor, we had results that indicate increases in the following variables: chlorophyll in the basal area, mean and apical of the plant, diameter of the final stem, dry and green matter, number of average fruits, weight per kilogram of average fruits in the area Useful, absolute growth rate for plant height and productivity per hectare.O tomateiro (Solanum lycopersicum L.) é a principal olerícola cultivada no Brasil; e a segunda de maior importância no cenário mundial. O manejo da cultura é importante para a produtividade do tomate, para isso uma adubação equilibrada e o emprego de novas tecnologias, como o uso do hidrogel, um polímero retentor de água, pode propiciar este ganho de produção. O presente estudo teve como objetivo avaliar a associação do uso de hidrogel e utilização da adubação nitrogenada na cultura do tomateiro de mesa. Foi conduzido um experimento, no Instituto Federal Goiano - Campus Morrinhos. As plantas foram conduzidas verticalmente utilizando-se fitilhos como suporte e mantendo-se oito cachos por planta. O delineamento experimental adotado foi o de blocos casualizados, com quatro repetições. Os tratamentos foram dispostos em parcelas subdivididas duas aplicações (com e sem gel hidroretentor) e quatro adubações nitrogenadas (0; 180; 360 e 540 kg ha-1), dez plantas por parcela com espaçamento entre linhas de 1,20 metros. As adubações de cobertura foram realizadas respectivamente aos 25; 40; 55; 70; 85; 100 e 115 dias após o transplantio das mudas. Verificou-se que a fonte de variação hidrogel ocorreu efeito significativos, no diâmetro do caule final, matéria verde e textura do fruto. Para o fator doses de nitrogênio, os resultados apontam incrementos nas seguintes variáveis: clorofila na região basal, média e apical da planta, diâmetro do caule final, matéria seca e verde, número de frutos médios, peso por quilograma de frutos médios na área útil, taxa de crescimento absoluto par altura da planta e produtividade por hectare

    CALIDAD DE VIDA RELACIONADA CON SALUD, ANSIEDAD, DEPRESIÓN Y VARIABLES CARDIOMETABÓLICAS EN PERSONAS CON DIABETES TIPO 2

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    Type 2 diabetes Mellitus is related to the increase prevalence of mental health problems. The aim of this study was to a) verify the anxiety and health-related quality of life (HRQoL) of diabetics with and without symptoms of depression; b) correlate HRQoL with blood glucose levels and abdominal adiposity and c) investigate if there is difference between genders. Ninety-six individuals, with an average age of 56.2 ± 9.6 years, men and women, carried out anthropometric measure: waist circumference (WC), body mass index, evaluation of blood pressure (BP), heart rate (HR) and fasting blood glucose. The Beck Depression Inventory, the Trait-State Anxiety Inventory and the SF-36 Questionnaire verified the presence of depressive symptoms, the anxiety level and the HRQoL respectively. Most individuals were overweight (78%) and altered WC (72.9%). The depression’s prevalence was 34.1%, and the levels of trait and state anxiety were 63.3% and 77%. Individuals with depression had worse HRQoL, anxiety (trait) and altered WC, but without differences in HR and BP. Men had better HRQoL and lower levels of depression than women. Cardiometabolic variables (abdominal adiposity and blood glucose) correlated with altered HRQoL, despite gender. In men, correlations between glycemia and functional capacity, and HR with mental health were observed. In women, anxiety levels correlated with functional capacity and abdominal adiposity. Diabetes is directly related to biopsychosocial factors, mainly HRQoL and depression. In addition, depressive diabetics have worse HRQoL, more anxiety and, in men, changes in body composition.O diabetes Mellitus tipo 2 está relacionado ao aumento da prevalência de problemas de saúde mental. O objetivo deste estudo foi a) verificar a ansiedade e a qualidade de vida relacionada à saúde (QVRS) de diabéticos com e sem sintomas de depressão; b) correlacionar QVRS com glicemia e adiposidade abdominal ec) investigar se há diferença entre os sexos. Noventa e seis indivíduos, com idade média de 56,2 ± 9,6 anos, homens e mulheres, realizaram medidas antropométricas: circunferência da cintura (CC), índice de massa corporal, avaliação da pressão arterial (PA), frequência cardíaca (FC) e glicemia de jejum. O Inventário de Depressão de Beck, o Inventário de Ansiedade Trait-State e o Questionário SF-36 verificaram a presença de sintomas depressivos, o nível de ansiedade e a QVRS respectivamente. A maioria dos indivíduos apresentava excesso de peso (78%) e CC alterada (72,9%). A prevalência de depressão foi de 34,1%, e os níveis de ansiedade traço e estado foram de 63,3% e 77%. Indivíduos com depressão apresentaram pior QVRS, ansiedade (traço) e CC alterada, mas sem diferenças na FC e PA. Os homens apresentaram melhor QVRS e menores níveis de depressão do que as mulheres. Variáveis cardiometabólicas (adiposidade abdominal e glicemia) correlacionaram-se com alteração da QVRS, independente do sexo. Nos homens, foram observadas correlações entre glicemia e capacidade funcional e FC com saúde mental. Nas mulheres, os níveis de ansiedade correlacionaram-se com a capacidade funcional e adiposidade abdominal. O diabetes está diretamente relacionado a fatores biopsicossociais, principalmente QVRS e depressão. Além disso, diabéticos depressivos apresentam pior QVRS, mais ansiedade e, nos homens, alterações na composição corporal.La diabetes mellitus tipo 2 se relaciona con una mayor prevalencia de problemas de salud mental. El objetivo de este estudio fue a) verificar la ansiedad y la calidad de vida relacionada con la salud (CVRS) de diabéticos con y sin síntomas de depresión; b) correlacionar la CVRS con la glucemia y la adiposidad abdominal yc) investigar si existe diferencia entre sexos. A 96 individuos, con una edad media de 56,2 ± 9,6 años, hombres y mujeres, se les realizaron mediciones antropométricas: circunferencia de cintura (CC), índice de masa corporal, presión arterial (PA), frecuencia cardíaca (FC) y glucemia en ayunas. El Inventario de Depresión de Beck, el Inventario de Ansiedad Rasgo-Estado y el Cuestionario SF-36 verificaron la presencia de síntomas depresivos, el nivel de ansiedad y la CVRS respectivamente. La mayoría de los individuos tenían sobrepeso (78%) y CC alterada (72,9%). La prevalencia de depresión fue del 34,1%, y los niveles de ansiedad rasgo y estado fueron del 63,3% y 77%. Los individuos con depresión tenían peor CVRS, ansiedad (rasgo) y CC alterada, pero sin diferencias en FC y PA. Los hombres tenían mejor CVRS y niveles más bajos de depresión que las mujeres. Las variables cardiometabólicas (adiposidad abdominal y glucemia) se correlacionaron con cambios en la CVRS, independientemente del sexo. En los hombres se observaron correlaciones entre la glucemia y la capacidad funcional y la FC con la salud mental. En las mujeres, los niveles de ansiedad se correlacionaron con la capacidad funcional y la adiposidad abdominal. La diabetes está directamente relacionada con factores biopsicosociales, principalmente la CVRS y la depresión. Además, los diabéticos depresivos tienen peor CVRS, más ansiedad y, en los hombres, cambios en la composición corporal

    Expansão da maxila cirurgicamente assistida (SARME) sob anestesia local: revisão de literatura

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    The surgically attended rapid maxillary expansion is a surgical technique that has been used to treat true transverse maxillary deformity in those patients with skeletal maturity. The treatment is a combination of orthodontics and surgical procedures. It provides a increase of maxillary arch occurring a better space for the tongue and corrects the black corridors. This procedure can be done with local anesthesia and is considered with little risk of serious complications, being a great alternative treatment. The aim of this article consists of a literature review about the several aspects of this therapeutic modality.A expansão da maxila cirurgicamente assistida é uma técnica cirúrgica empregada para o tratamento das deficiências transversais verdadeiras em pacientes com maturidade esquelética, havendo uma associação entre o procedimento cirúrgico e o ortodôntico. Esse tratamento promove um aumento do perímetro do arco maxilar, o que melhora a acomodação da língua e corrige os corredores negros. Essa técnica pode ser realizada sob anestesia local, permitindo a correção com baixo índice de complicações, o que a torna uma boa alternativa de tratamento. Este artigo tem como objetivo realizar uma revisão da literatura sobre os diversos aspectos pertinentes a essa modalidade terapêutica

    SemClinBr -- a multi institutional and multi specialty semantically annotated corpus for Portuguese clinical NLP tasks

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    The high volume of research focusing on extracting patient's information from electronic health records (EHR) has led to an increase in the demand for annotated corpora, which are a very valuable resource for both the development and evaluation of natural language processing (NLP) algorithms. The absence of a multi-purpose clinical corpus outside the scope of the English language, especially in Brazilian Portuguese, is glaring and severely impacts scientific progress in the biomedical NLP field. In this study, we developed a semantically annotated corpus using clinical texts from multiple medical specialties, document types, and institutions. We present the following: (1) a survey listing common aspects and lessons learned from previous research, (2) a fine-grained annotation schema which could be replicated and guide other annotation initiatives, (3) a web-based annotation tool focusing on an annotation suggestion feature, and (4) both intrinsic and extrinsic evaluation of the annotations. The result of this work is the SemClinBr, a corpus that has 1,000 clinical notes, labeled with 65,117 entities and 11,263 relations, and can support a variety of clinical NLP tasks and boost the EHR's secondary use for the Portuguese language

    Insights into the multi-azole resistance profile in Candida haemulonii species complex

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    The Candida haemulonii complex (C. duobushaemulonii, C. haemulonii, and C. haemulonii var. vulnera) is composed of emerging, opportunistic human fungal pathogens able to cause invasive infections with high rates of clinical treatment failure. This fungal complex typically demonstrates resistance to first-line antifungals, including fluconazole. In the present work, we have investigated the azole resistance mechanisms expressed in Brazilian clinical isolates forming the C. haemulonii complex. Initially, 12 isolates were subjected to an antifungal susceptibility test, and azole cross-resistance was detected in almost all isolates (91.7%). In order to understand the azole resistance mechanistic basis, the efflux pump activity was assessed by rhodamine-6G. The C. haemulonii complex exhibited a significantly higher rhodamine-6G efflux than the other non-albicans Candida species tested (C. tropicalis, C. krusei, and C. lusitaneae). Notably, the efflux pump inhibitors (Phe-Arg and FK506) reversed the fluconazole and voricolazole resistance phenotypes in the C. haemulonii species complex. Expression analysis indicated that the efflux pump (ChCDR1, ChCDR2, and ChMDR1) and ERG11 genes were not modulated by either fluconazole or voriconazole treatments. Further, ERG11 gene sequencing revealed several mutations, some of which culminated in amino acid polymorphisms, as previously reported in azole-resistant Candida spp. Collectively, these data point out the relevance of drug efflux pumps in mediating azole resistance in the C. haemulonii complex, and mutations in ERG11p may contribute to this resistance profile

    Characteristics of health professionals affected by Covid-19 : an integrative literature review

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    O objetivo do estudo consistiu em identificar as características de profissionais de saúde acometidos por Covid-19. Trata-se de uma revisão integrativa da literatura guiada por seis etapas e que pesquisou cinco fontes de dados. Após o estabelecimento do fluxo de seleção do material levantado (N=5.522), determinou-se a amostra de artigos analisada (n=30). Desta, foram sintetizadas informações a respeito das características dos trabalhadores e relativas ao acometimento por Covid-19. Entre os estudos selecionados, foram compilados dados de 10.760 trabalhadores de saúde, predominantemente da equipe de enfermagem (27,3%) e médicos (13,2%). A maior parte (n=20; 66,6%) dos estudos atestou que os profissionais de saúde foram contaminados no ambiente de trabalho, principalmente hospitalar. A testagem por RT-PCR foi o principal método diagnóstico. Alguns estudos (n=16; 53,3%) relataram comorbidades prévias entre os trabalhadores. Os principais sintomas da Covid-19 nos profissionais de saúde acometidos foram: febre, tosse, fadiga e mialgia. Constataram-se características que remontam em perfil concentrado de enfermeiras e médicos contaminados no hospital. Essa realidade foi focalizada entre pesquisas transversais chinesas, italianas e estadunidenses.The objective of the study was to identify the characteristics of health professionals affected by Covid-19. It is an integrative literature review guided by six steps and which researched five data sources. After establishing the selected material flow (N=5,522), the analyzed sample of articles was determined (n=30). From this, information was summarized regarding the characteristics of the workers and related to getting sick by Covid-19. Among the selected studies, data from 10,760 health workers were compiled, predominantly nursing team (27.3%) and physicians (13.2%). Most (n=20; 66.6%) of the studies attested that health professionals were contaminated in the work environment, mainly in hospitals. RT-PCR testing was the main diagnostic method. Some studies (n=16; 53.3%) reported previous comorbidities among workers. The main symptoms of Covid-19 in affected health professionals were: fever, coughing, fatigue, and myalgia. Characteristics that go back to a concentrated profile of nurses and doctors contaminated in the hospital were found. This reality was focused on Chinese, Italian and North American cross-sectional research

    Epidemiological data of patients diagnosed with COVID-19 in the municipality of Gurupi, Tocantins

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    According to the World Health Organization (WHO), COVID-19 is a viral disease transmitted from person to person, which has the fastest spread in the world. OBJECTIVE: This project aimed to analyze epidemiological aspects of COVID-19 in the municipality of Gurupi/TO. METHODOLOGY: The research was conducted by consulting the epidemiological bulletin of COVID-19 made available daily by VISAE, from March 16, 2020, to May 15, 2021, where we identified the evolution of positive cases, deaths, and gender identification of this population, and analysis of literature review on the subject. RESULTS: Of the 10,336 positive cases, 5,570 (53.89%) of the cases are female, 194 (7.13%) evolved to deaths, of these 70 (36.08%) were female and 124 (63.92%) were male. FINAL CONSIDERATIONS: From the results, it is visible the reduction in the numbers of positive cases for COVID-19 from April 2021, which can be taken into consideration the measures adopted through the Municipal Decrees, and in part to the beginning of the immunization process. Thus, the continuity of prophylaxis measures is essential for the control of the high chain of transmission in the municipality

    Two protocols of aerobic exercise modulate the counter-regulatory axis of the renin-angiotensin system.

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    Aims: The renin-angiotensin system (RAS) is a dual system with two opposite arms: i) the classical one formed by the angiotensin converting enzyme (ACE), angiotensin (Ang) II and angiotensin type 1 (AT1) receptors; ii) the counter-regulatory arm consisting of ACE2, Ang-(1?7) and Mas receptor. Physical exercise can modulate this system, however, only animal studies have compared the effects of different intensity protocols on the RAS. No data with humans were provided. Therefore, we investigated the acute effect of two protocols of isowork aerobic exercise [High-Intensity Interval Exercise (HIIE) and Moderate-Intensity Continuous Exercise (MICE)] in plasma and urinary levels of RAS components in physically active men. Main methods: The HIIE protocol included a 5-minute warm-up cycling at 60?70% of heart rate peak (HRp) intensity followed by 10 sets of 30 s above 90% with 1 min of recovery and 3 min of cool down. The MICE protocol was performed at a constant power corresponding to 60?70% of HRp and finalized at the same total work of HIIE. Blood and urine samples were collected before and after the protocols. Plasma and urinary levels of ACE, ACE2, Ang-(1?7) and Ang II were analyzed by enzyme-linked immunoassay. Key findings: While the HIIE protocol significantly increased urinary levels of ACE and plasma levels of ACE2, the MICE protocol elevated urinary concentrations of ACE2 and of Ang-(1?7). A greater increase of urine concentrations of Ang-(1?7) occurred in the MICE if compared with the HIIE protocol. Significance: Aerobic physical exercise acutely increases the activity of the counter-regulatory RAS axis, mostly the MICE protocol
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