75 research outputs found

    Degradative activity of white-rot fungi

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    White-rot fungi are principal degraders of the most recalcitrant natural product - lignocellulose, the predominant form of terrestrial biomass

    Make a Move: An Intervention to Reduce Childhood Obesity

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    Childhood obesity is increasing in prevalence and concern. Many behaviors contributing to obesity are learned in childhood. To reduce obesity and improve health, effective interventions are being sought. This pilot study tested a provider-led intervention for Head Start Parents. The study was guided by the Social Cognitive Theory Model. Specific aims were (a) to compare the experimental intervention to a control group in producing changes on the primary outcomes (knowledge, attitude, and behavior specific to physical activity and healthy eating); and (b) to examine the feasibility of, and participant satisfaction with, “Make a Move,” a family-based childhood obesity intervention. Participants (n = 27) were randomized and placed in the intervention group or the control group. Pre- and post-test measures for both groups were examined at baseline and post-intervention (Parent Curriculum Questionnaire), and the intervention group was evaluated using the post-test measure Make a Move Satisfaction Survey. The Wilcoxon rank-sum test was used. There was a statistically significant difference in scores for knowledge of healthy eating (z = 1.99, p = 0.05), attitude of physical activity (z = 2.71, p \u3c 0.01), and behavior of physical activity (z = 2.03, p = 0.04). Results indicated that there was not a statistically significant difference in scores for knowledge of physical activity (z = 0.44, p = 0.66), attitude of healthy eating (z = 1.14, p = 0.25), or behavior of healthy eating (z = 1.37, p = 0.17). N = 10 participants (77%) completed all four ix intervention sessions. N = 13 participants (100%) reported that they were mostly or very satisfied with the “Make a Move” intervention. This pilot study provided new insights into the relationship of a provider-led intervention with respect to knowledge, attitude, and behavior in healthy eating and physical activity. This new knowledge will help guide realistic approaches to interventions that prevent childhood obesity

    Package delivery system of Brno operative technical unit after activation of new Brno grouping transport node

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    Práce analyzuje systém doručování balíků v Brně a předkládá modelový projekt, který je přínosem pro zefektivnění balíkových služeb.Dokončená práce s úspěšnou obhajobo

    Measurement of pressure loss coefficient for nuclear fuel assembly

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    Design and operation of nuclear reactor is very difficult issue from the engineering and technical point of view. All facilities must be availably designed separately, but with respect to other facilities working in the same system too. In nuclear power plant the key safety factor is the insurance of nuclear fuel assemblies cooling. The basic requirement from this point of view is an pressure loss coefficient assessment for all possible modes of coolant flow. This article describes an experience with measurement of pressure loss coefficient characteristics in Škoda JS

    Effect of glucitol on the production of mucidin inOudemansiella mucida

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    Decolorization of textile dyes by whole cultures of Ischnoderma Resinosum and by purified laccase and Mn-peroxidase

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    Ischnoderma resinosum produced extracellular ligninolytic enzymes laccase and MnP. The activity of laccase achieved the maximum on day 10 (29.4 U L-1), the MnP on day 14 (34.5 U L-1). Laccase and Mn-peroxidase were purified from the culture liquid using gel permeation and ion-exchange chromatographies. Purified Mn-peroxidase performed decolorization of all textile dyes tested (Reactive Black 5, Reactive Blue 19, Reactive Red 22 and Reactive Yellow 15). Laccase was inactive with Reactive Black 5 and Reactive Red 22, while all dyes were decolorized after addition of the redox mediators violuric acid (VA) and hydroxybenzotriazole (HBT). The culture liquid from I. resinosum cultures was also able to decolorize all dyes as well as the synthetic dyebaths in the presence of VA and HBT. The highest decolorization rates were detected in acidic pH (3-4)
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