937 resultados para Fusarium oxysporum f.sp. lycopersici race 2
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Pós-graduação em Microbiologia - IBILCE
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Pós-graduação em Medicina Veterinária - FMVZ
Comparison of lipase production on crambe oil and meal by Fusarium sp (Gibberella fujikuroi complex)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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The establishment of reference values is extremely important for successful diagnosis and treatament. Considering that in most species the serum chemistry profile is influenced by race, climate and management, we decided to determine the values of aspartate aminotransferase (AST), alanine aminotransferase (ALT), uric acid, creatinine, creatine kinase (CK), phosphatase alkaline (ALP), gamma-glutamyltransferase (GGT), total protein (TP) and albumin of Dekalb hens in the region of Araçatuba - SP. All samples were processed soon after harvesting in an automatic biochemical analyzer calibrated and monitored with control serum levels I and II. The following confidence intervals were obtained: 44-65,5 U / L (AST); 18,4-21,2 U / L (ALT), 2.1-2.5 mg / dL (uric acid); 1.7 to 5.7 U / L (CK); CI 1.2-2.2 mg / dL (creatinine), 1276-1506 U / L (FA); 18-23,4 U / L (GGT); 27.12 to 29 g / L (PT), from 11.4 to 12.16 g / L (albumin).
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Many fire occurrences in vegetation happen annually in the city of Rio Claro, causing material losses, environmental damage and discomfort to population. When identified the source, notes that the higher index is intentional, however, climatic factors such as wind speed, temperature, relative air humidity, rainfall, or even the local relief also affects in the spread and its devastating effects. Scientific studies that would assist the local community in the prevention and repression of them still are scarce. This way, the work has as objective contributes in the understanding of the relationship among the fire occurrences in vegetation registered (recorded) by Fire Department of Rio Claro/SP, and their relationships with the atmospheric time. To achieve this goal was made to build a database related to fires in vegetation during the years 2009-2013, and subsequently correlated with data of precipitation and relative humidity the air, provided by Center for Analysis and Planning Environmental (CEAPLA). The result identified the profile of the fires, the seasons of higher frequency, neighborhoods and districts with the highest number of records and correlate events with climatic factors that act in the ignition, propagation and control of fires in the Municipal district of Rio Claro/SP
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
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OBJETIVO: Determinar a relação da síndrome metabólica (SM) com o nível socioeconômico, hábitos comportamentais, condições de saúde, antecedentes familiares de morbidades e áreas de residência. MÉTODOS: Trata-se de um estudo de corte transversal. A amostra aleatória foi constituída por usuários de duas Unidades Básicas de Saúde da cidade de São Paulo - Jardim Comercial (UBS1) e Jardim Germânia (UBS2) -, totalizando 452. Para o diagnóstico de SM utilizou-se o critério do Third Report of the National Cholesterol Education Program Expert Panel on Detection, Evaluation and Treatment of High Blood Cholesterol in Adults (NCEP-ATP III). Na avaliação antropométrica foram aferidas medidas de peso, estatura, circunferências abdominal e do quadril. Foi utilizado questionário geral para obtenção de dados sociodemográficos, socioeconómicos, antecedentes familiares e pessoais de morbidades, hábitos comportamentais como tabagismo, etilismo e nível de atividade física. Foi estabelecida associação entre as variáveis explicativas de interesse e SM, empregando-se a regressão logística multivariada. RESULTADOS: Na UBS1, o percentual de SM foi de 56,1% e na UBS2, de 34,0%. Houve associação direta e significativa entre SM e idade, sexo feminino, cor, tabagismo, etilismo, nível de atividade física, estresse e antecedentes familiares de doença cardíaca e de diabetes mellitus. A escolaridade apresentou associação inversa: morar no bairro de menor nível socioeconómico aumentou a chance de SM. CONCLUSÃO: Os resultados sugerem que as morbidades que compõem a SM são um grave problema de saúde pública nessa população.
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Abstract Background To identify the most appropriate cut-off points of fasting glycemia for the screening of diabetes mellitus type 2 (DM2) with the comparison of the properties of capillary glycemia (CG) and venous blood plasma glycemia (PG) in a population of Japanese origin from the community of Mombuca, Guatapará - SP, Brazil. Methods This was a population-based descriptive cross-sectional study conducted on a sample of 131 individuals of both genders aged 20 years or more (66.8% of the target population). CG was measured with a glucometer in a blood sample obtained from the fingertip and PG was determined by an enzymatic method (hexokinase) in venous blood plasma, after a 10-14 hour fast in both cases. Data were analyzed by the receiver operating characteristic (ROC) curve in order to identify the best cut-off point for fasting glycemia (CG and PG) for the diagnosis of DM, using the 2-hour plasma glycemia > 200 mg/dl as gold - standard. Results The ROC curve revealed that the best cut-off point for the screening of DM was 110 mg/dl for CG and 105 mg/dl for PG, values that would optimize the relation between individuals with positive and false-positive results. The area under the ROC curve was 0.814 for CG (p < 0.01) and 0.836 for PG (p < 0.01). Conclusions The cut-off points of 105 mg/dl(5.8 mmol/l) for PG and of 110 mg/dl(6.1 mmol/l) for CG appear to be the most appropriate for the screening of DM2 in the population under study, with emphasis on the fact that the value recommended for CG is 5 mg/dl higher than that for PG, in contrast to WHO recommendations.
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This investigation was based on 23 isolates from several European countries collected over the past 30 years, and included characterization of all isolates. Published data on amplified fragment length polymorphism typing of isolates representing all biovars as well as protein profiles were used to select strains that were then further characterized by polyamine profiling and sequencing of 16S rRNA, infB, rpoB and recN genes. Comparison of 16S rRNA gene sequences revealed a monophyletic group within the avian 16S rRNA group of the Pasteurellaceae, which currently includes the genera Avibacterium, Gallibacterium and Volucribacter. Five monophyletic subgroups related to Gallibacterium anatis were recognized by 16S rRNA, rpoB, infB and recN gene sequence comparisons. Whole-genome similarity between strains of the five subgroups and the type strain of G. anatis calculated from recN sequences allowed us to classify them within the genus Gallibacterium. In addition, phenotypic data including biochemical traits, protein profiling and polyamine patterns clearly indicated that these taxa are related. Major phenotypic diversity was observed for 16S rRNA gene sequence groups. Furthermore, comparison of whole-genome similarities, phenotypic data and published data on amplified fragment length polymorphism and protein profiling revealed that each of the five groups present unique properties that allow the proposal of three novel species of Gallibacterium, for which we propose the names Gallibacterium melopsittaci sp. nov. (type strain F450(T) =CCUG 36331(T) =CCM 7538(T)), Gallibacterium trehalosifermentans sp. nov. (type strain 52/S3/90(T) =CCUG 55631(T) =CCM 7539(T)) and Gallibacterium salpingitidis sp. nov. (type strain F150(T) =CCUG 15564(T) =CCUG 36325(T) =NCTC 11414(T)), a novel genomospecies 3 of Gallibacterium and an unnamed taxon (group V). An emended description of the genus Gallibacterium is also presented.
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$\rm Ca\sp{2+}$-dependent exposure of an N-terminal hydrophobic region in troponin C (TnC) is thought to be important for the regulation of contraction in striated muscle. To study these conformational changes in cardiac troponin (cTnC), the $\varepsilon$C and $\varepsilon$H chemical shifts for all 10 Met residues in cTnC were sequence-specific assigned on NMR spectra using a combination of two dimensional NMR techniques and site-directed mutagenesis. The assigned methyl-Met chemical shifts were used as structural markers to monitor conformational changes induced by $\rm Ca\sp{2+}.$ The results showed that binding of $\rm Ca\sp{2+}$ to the regulatory site in the N-domain induced large changes in the $\varepsilon$H and $\varepsilon$C chemical shifts of Met 45, Met 80, Met 81 in the predicted N-terminal hydrophobic region, but had no effect on the chemical shifts of Met residues located in the C-domain. These results suggest that the $\rm Ca\sp{2+}$-dependent functions of cTnC are mainly through N-terminal domain of cTnC.^ To further define the molecular mechanism by which TnC regulates muscle contraction, single Cys residues were engineered at positions 45, 81, 84 or 85 in the N-terminal hydrophobic region of cTnC to provide sites for attachment of specific blocking groups. Blocking groups were coupled to these Cys residues in cTnC mutants and the covalent adducts were tested for activity in TnC-extracted myofibrils. Covalent modification of cTnC(C45) had no effect on maximal myofibril ATPase activity. Greatly decreased myofibril ATPase activity resulted when the peptide or biotin was conjugated to residue 81 in cTnC(C81), while less inhibition resulted from covalent modification of cTnC(C84) or cTnC(C85). The results suggest that limited sites of the N-terminal hydrophobic region in cTnC are important for transducing the $\rm Ca\sp{2+}$ signal to troponin I (TnI) and are sensitive to modification, while other regions are less important or can adapt to steric hindrances introduced by bulky blocking groups.^ Although the exposed TnI interaction site in the N-terminal hydrophobic region of TnC is crucial for function of TnC, other regions in the N-domain of TnC may also participate in transducing the $\rm Ca\sp{2+}$ signal and conferring the maximal activation of actomyosin ATPase. The interactions between the B-/C-helices of cTnC and cTnI were characterized using a combination of site-directed mutagenesis, fluorescence and covalent modification. The results suggest that the $\rm Ca\sp{2+}$-dependent interactions of the B-/C-helices of cTnC with TnI may be required for the maximal activation of muscle contraction. ^
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An earlier discussion of sp hybrid orbitals is extended to include orbitals made up to an s orbital and two p orbitals.