2,506 research outputs found

    Criminal poisoning and product tampering: Toward an operational definition of malicious contamination

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    ‘Malicious contamination’ encompasses multiple crimes which have received little previous academic attention, including poisoning and product tampering. While these acts may seem easy to distinguish, there are many areas of overlap, and so before these crimes and those who commit them can be understood clear definitions must be introduced. The presence or absence of 14 behavioural variables is proposed as a way of distinguishing product tamperings from poisonings, with the empirical definition then tested on 384 malicious contamination incidents. The operational definition successfully distinguishes 92.7% of the cases and allows for a comparison of the differences between poisoning and tampering

    Reviews

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    Review of The Industrial Relations Amending Legislation of 1976, Industrial Conflict: A Study of Three New Zealand Industries, A Seventh Man, Economists at Bay - Why the Experts Will Never Solve Your Problem

    Tropical Dry Forest Succession and the Contribution of Lianas to Wood Area Index (WAI)

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    The transmission and interception of light through the canopy is an important indicator of forest productivity in tropical forest ecosystems, and the amount of light that eventually reaches the forest floor is influenced by its interactions with leaves, branches, fruits, and flowers among many different canopy elements. While most studies of forest canopy light interception focus on leaf area index (LAI), very few studies have examined wood area index (WAI), which may account for a substantial component of light interception in tropical forests. The influence of lianas on the interception of light and their overall contribution to WAI is a potentially important factor, but it is generally overlooked because of its difficulty to assess. In this paper we evaluate the relative contribution that lianas have to the overall WAI and canopy openness as function of successional stage via a latitudinal comparison of sites across the Americas (Mexico, Costa Rica and Brazil). Our results suggest that lianas significantly increase WAI and decreases canopy openness. However, lianas were absent at all of our study sites where canopy openness exceeded 60%. Our data are the first to explicitly document the role of lianas in the estimation of WAI and, overall, they will contribute to better estimations of ecosystem level LAI in tropical environments, where there is a lack of data on WAI

    On-farm Food Safety: Food Handling Guide

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    Details of safe food handling habits related to health, hygiene, and handwashing for all farm workers.https://lib.dr.iastate.edu/extension_pubs/1019/thumbnail.jp

    The Effect of Oral Leucine on Protein Metabolism in Adolescents with Type 1 Diabetes Mellitus

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    Lack of insulin results in a catabolic state in subjects with insulin-dependent diabetes mellitus which is reversed by insulin treatment. Amino acid supply, especially branched chain amino acids such as leucine, enhances protein synthesis in both animal and human studies. This small study was undertaken to assess the acute effect of supplemental leucine on protein metabolism in adolescents with type 1 diabetes. L-[1-13C] Leucine was used to assess whole-body protein metabolism in six adolescent females (16–18 yrs) with type 1 diabetes during consumption of a basal diet (containing 58 μmoles leucine/kg/h) and the basal diet with supplemental leucine (232 μmoles leucine/kg/h). Net leucine balance was significantly higher with supplemental leucine (56.33 ± 12.13 μmoles leucine/kg body weight/hr) than with the basal diet (−11.7 ± −5.91, P < .001) due to reduced protein degradation (49.54 ± 18.80 μmoles leucine/kg body weight/hr) compared to the basal diet (109 ± 13.05, P < .001)

    A Photometric and Kinematic Study of AWM 7

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    We have measured redshifts and Kron-Cousins R-band magnitudes for a sample of galaxies in the poor cluster AWM 7. We have measured redshifts for 172 galaxies; 106 of these are cluster members. We determine the luminosity function from a photometric survey of the central 1.2 h^{-1} x 1.2 h^{-1} Mpc. The LF has a bump at the bright end and a faint-end slope of \alpha = -1.37+-0.16, populated almost exclusively by absorption-line galaxies. The cluster velocity dispersion is lower in the core (\sim 530 km/s) than at the outskirts (\sim 680 km/s), consistent with the cooling flow seen in the X-ray. The cold core extends \sim 150 h^{-1} kpc from the cluster center. The Kron-Cousins R-band mass-to-light ratio of the system is 650+-170 h M_\odot/L_\odot, substantially lower than previous optical determinations, but consistent with most previous X-ray determinations. We adopt H_0 = 100 h km/s/Mpc throughout this paper; at the mean cluster redshift, (5247+-76 km/s), 1 h^{-1} Mpc subtends 65\farcm5.Comment: 37 pages, LaTeX, including 12 Figures and 1 Table. Accepted for publication in the Astronomical Journa
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