998 resultados para 37.048
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13 x 21 cm
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O objetivo deste trabalho foi avaliar a recuperação funcional de 37 cães com diagnóstico de doença do disco intervertebral (DDIV) toracolombar, sem percepção da dor profunda superior a 48 horas e não submetidos ao tratamento cirúrgico. Os dados identificados foram: raça, idade, sexo, localização da lesão, perda da percepção da dor profunda, duração dos sinais clínicos, recuperação funcional, retorno da percepção da dor profunda, recidivas, eutanásias ou morte. Foi observada recuperação funcional em 11 cães (55%), sendo seis deles entre 30 e 60 dias após o início dos sinais clínicos. Dos onze cães que tiveram recuperação funcional satisfatória, dois (18%) não tiveram retorno da percepção à dor profunda. Pode-se concluir que cães com diagnóstico de DDIV sem percepção à dor profunda superior a 48 horas e não submetidos ao tratamento cirúrgico podem apresentar recuperação funcional satisfatória e são necessários, no mínimo, 30 dias do início dos sinais clínicos para estabelecer um prognóstico quanto ao retorno dos movimentos voluntários.
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Resumo: Neoplasmas em suínos são raros. Esse trabalho descreve os neoplasmas encontrados em suínos na rotina diagnóstica de um laboratório de patologia veterinária localizado na Região Central do Rio Grande do Sul. Durante um período de 49 anos, 2.266 casos de várias afecções em suínos foram encontrados, dos quais 37 (1,6%) eram neoplasmas. Em ordem decrescente de frequência, os seguintes neoplasmas foram encontrados: Linfoma (11/37), nefroblastoma (11/37), melanoma (8/37) e papiloma (2/37). Adicionalmente, um caso de cada um dos seguintes tumores foi observado: Adenoma hepatocelular, carcinoma hepatocelular, colangiocarcinoma, histiocitoma fibroso maligno e sarcoma granulocítico. O aspecto macroscópico e histológico desses tumores é descrito e a sua epidemiologia é comparada com os dados disponíveis na literatura para neoplasia suína.
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Objetivando-se a verificação da resistência de genótipos de algodão ao herbicida diuron, foi conduzido um ensaio de casa-de-vegetação, na Universidade Federal de Viçosa, Viçosa, MG. Utilizaram-se representantes das espécies G. hirsutum latifolium Hutch. (IAC-17 e BR-1), G. hirsutum marie galante Hutch. (C-71) e G. barbadense brasiliense Hutch . (Rim-de -Boi). O ensaio foi delineado em blocos ao acaso, com parcelas subdivididas e com quatro repetições. As parcelas foram as doses do herbicida 0,000; 0,048; 0,096; 0,357; 0,714 e 1,428 kg/ ha, aplicadas quando as plantas estavam no estádio de uma a duas folhas verdadeiras, na superfície do substrato, que foi de areia de rio lavada, evitando-se o contacto com a fitomassa hidratada epígea das plantas. As sub parcelas foram os genótipos de algodoeiro. Cada parcela era representada por uma caixa de madeira de 37,2cm x 40,7cm x 11,0cm de dimensões, preenchida com areia de rio, onde foram colocadas as sementes, por linha, de cada genótipo, previamente tratadas com ácido sulfúrico. Os resultados mostraram que os cultivar es IAC- 17 e BR-1 foram mais resistentes ao estresse químico causado pelo herbicida, que os demais genótipos testados, conforme foi revelado pelos valores obtidos para as variáveis: grau de fitotoxicidade, 15 dias após a aplicação do produto, altura plantular, peso da fitomassa hidratada, peso da fitomassa, taxa de elongação caulinar e taxa de crescimento relativo em fitomassa hidratada epígea. O cultivar Rim-de -Boi mostrou-se o mais sensível ao diuron tendo-se verificado que, com uma dose de 0,096 kg/ ha, o estresse já se transformava em dano. O cultivar C-71, que é um polihíbrico natural, envolvendo os genomas do G. hirsutum latifolium e do G. barbadense, apresentou -se intermediária, no que se refere à capacidade de resistir ao estress e químico provocado pelo diuron. Tais resultados evidenciam que na recomendação de doses do diuron para a cultura do algodão, deve-se levar em consideração, além dos demais fatores já sabidos, o cultivar a ser plantado.
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The human immunoglobulin lambda variable locus (IGLV) is mapped at chromosome 22 band q11.1-q11.2. The 30 functional germline v-lambda genes sequenced untill now have been subgrouped into 10 families (Vl1 to Vl10). The number of Vl genes has been estimated at approximately 70. This locus is formed by three gene clusters (VA, VB and VC) that encompass the variable coding genes (V) responsible for the synthesis of lambda-type Ig light chains, and the Jl-Cl cluster with the joining segments and the constant genes. Recently the entire variable lambda gene locus was mapped by contig methodology and its one- megabase DNA totally sequenced. All the known functional V-lambda genes and pseudogenes were located. We screened a human genomic DNA cosmid library and isolated a clone with an insert of 37 kb (cosmid 8.3) encompassing four functional genes (IGLV7S1, IGLV1S1, IGLV1S2 and IGLV5a), a pseudogene (VlA) and a vestigial sequence (vg1) to study in detail the positions of the restriction sites surrounding the Vl genes. We generated a high resolution restriction map, locating 31 restriction sites in 37 kb of the VB cluster, a region rich in functional Vl genes. This mapping information opens the perspective for further RFLP studies and sequencing
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E-selectin is expressed by the activated endothelium and its plasma levels are increased in patients with systemic sclerosis. Eighteen patients fulfilling the American Rheumatism Association criteria for systemic sclerosis, 15 females and 3 males, 42-70 years old, 9 with diffuse and 9 with limited forms, were sequentially recruited for this study. Serum E-selectin levels were determined by commercially available ELISA and their association with nailfold capillaroscopic abnormalities was investigated. Nailfold capillaries were analyzed by 16X magnification wide-field capillaroscopy. Two parameters on capillaroscopy were used to correlate to serum E-selectin: deletion and ectasia. Data were analyzed statistically by the Student t-test and Spearman correlation. Two-tailed P values below 0.05 were considered significant. E-selectin range was 38 to 200 ng/ml (80 ± 39.94). There was a correlation between serum E-selectin levels and the deletion capillaroscopic score (r = 0.50, P < 0.035). This correlation was even stronger within the first 48 months of diagnosis (r = 0.63, P < 0.048). On the other hand, no association was observed between selectin and ectasia. Patients with diffuse disease presented higher serum E-selectin levels than patients with limited disease, although the difference was not statistically significant (96.44 ± 48.04 vs 63.56 ± 21.77 ng/dl; P = 0.08). The present study is the first showing a correlation between soluble serum E-selectin levels and alterations in capillaroscopy. The stronger correlation of deletion score in capillaroscopy in early disease suggests that serum E-selectin levels might be a useful biochemical marker of disease activity in systemic sclerosis.
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1:42000.
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Invokaatio: Deo duce.
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Invokaatio: Deo duce.
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We compared the effect of the number of weekly repetitions of a static stretching program on the flexibility, hamstring tightness and electromyographic activity of the hamstring and of the triceps surae muscles. Thirty-one healthy subjects with hamstring tightness, defined as the inability to perform total knee extension, and shortened triceps surae, defined by a tibiotarsal angle wider than 90° during trunk flexion, were divided into three groups: G1 performed the stretching exercises once a week; G2, three times a week, and G3, five times a week. The parameters were determined before and after the stretching program. Flexibility improved in all groups after intervention, from 7.65 ± 10.38 to 3.67 ± 12.08 in G1, from 10.73 ± 12.07 to 0.77 ± 10.45 in G2, and from 14.20 ± 10.75 to 6.85 ± 12.19 cm in G3 (P < 0.05 for all comparisons). The increase in flexibility was higher in G2 than in G1 (P = 0.018), while G2 and G3 showed no significant difference (G1: 4 ± 2.17, G2: 10 ± 5.27; G3: 7.5 ± 4.77 cm). Hamstring tightness improved in all groups, from 37.90 ± 6.44 to 29 ± 11.65 in G1, from 39.82 ± 9.63 to 21.91 ± 8.40 in G2, and from 37.20 ± 6.63 to 26.10 ± 5.72° in G3 (P < 0.05 for all comparisons). During stretching, a statistically significant difference was observed in electromyographic activity of biceps femoris muscle between G1 and G3 (P = 0.048) and G2 and G3 (P = 0.0009). No significant differences were found in electromyographic activity during maximal isometric contraction. Stretching exercises performed three times a week were sufficient to improve flexibility and range of motion compared to subjects exercising once a week, with results similar to those of subjects who exercised five times a week.
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The objective of this study was to identify intravascular ultrasound (IVUS), angiographic and metabolic parameters related to restenosis in patients with dysglycemia. Seventy consecutive patients (77 lesions) selected according to inclusion and exclusion criteria were evaluated by the oral glucose tolerance test and the determination of insulinemia after a successful percutaneous coronary intervention (PCI) with a bare-metal stent. The degree of insulin resistance was calculated by the homeostasis model assessment of insulin resistance (HOMA-IR). Six-month IVUS and angiogram follow-up were performed. Thirty-nine patients (55.7%) had dysglycemia. The restenosis rate in the dysglycemic group was 37.2 vs 23.5% in the euglycemic group (P = 0.299). The predictors of restenosis using bivariate analysis were reference vessel diameter (RVD): £2.93 mm (RR = 0.54; 95%CI = 0.05-0.78; P = 0.048), stent area (SA): <8.91 mm² (RR = 0.66; 95%CI = 0.24-0.85; P = 0.006), stent volume (SV): <119.75 mm³ (RR = 0.74; 95%CI = 0.38-0.89; P = 0.0005), HOMA-IR: >2.063 (RR = 0.44; 95%CI = 0.14-0.64; P = 0.027), and fasting plasma glucose (FPG): ≤108.8 mg/dL (RR = 0.53; 95%CI = 0.13-0.75; P = 0.046). SV was an independent predictor of restenosis by multivariable analysis. Dysglycemia is a common clinical condition in patients submitted to PCI. The degree of insulin resistance, FPG, RVD, SA, and SV were correlated with restenosis. SV was inversely correlated with an independent predictor of restenosis in patients treated with a bare-metal stent.
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Variantti A.
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Arkit: 1 arkintunnukseton lehti, 4D-4E4.
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Variantti B.