984 research outputs found

    Can Neuroscience Help Predict Future Antisocial Behavior?

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    Part I of this Article reviews the tools currently available to predict antisocial behavior. Part II discusses legal precedent regarding the use of, and challenges to, various prediction methods. Part III introduces recent neuroscience work in this area and reviews two studies that have successfully used neuroimaging techniques to predict recidivism. Part IV discusses some criticisms that are commonly levied against the various prediction methods and highlights the disparity between the attitudes of the scientific and legal communities toward risk assessment generally and neuroscience specifically. Lastly, Part V explains why neuroscience methods will likely continue to help inform and, ideally, improve the tools we use to help assess, understand, and predict human behavior

    Consumer preference for beef in relation to finish

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    This bulletin reports on projects in the departments of Animal Husbandry, Agricultural Economics, and Home Economics RM-II-31, entitled, 'Consumer Acceptance of Meat and Meat Products'--P. [2].Digitized 2007 AES

    Preferences for self-service meat among household consumers in metropolitan St. Louis

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    Also available online.Digitized 2007 AES

    Visual preferences for grades of retail beef cuts : a study conducted in metropolitan St. Louis, 1954

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    This bulletin reports on Department of Agricultural Economics Research Project 96, 'Meat Preferences', Animal Husbandry Project 5, and Home Economics Project 109--P. [2].Digitized 2007 AES.Includes bibliographical references (page 67)

    Effective mass and band nonparabolicity in remote doped Si/Si0.8Ge0.2 quantum wells

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    The effective masses in remote doped Si/Si0.8Ge0.2/Si quantum wells having sheet densities, Ns in the range 2 × 1011–1.1 × 1012 cm – 2 have been determined from the temperature dependencies of the Shubnikov–de Haas oscillations. The values obtained increase with magnetic field and Ns. This behavior is taken as evidence for the nonparabolicity of the valence band and accounts for the discrepancies in previously reported masses. Self-consistent band structure calculations for a triangular confinement of the carriers have also been carried out and provide confirmation of the increase in mass with Ns. Theory and experiment give extrapolated Gamma point effective masses of 0.21 and 0.20 of the free-electron mass, respectively

    Contribuição ao estudo da influência dos fatores físicos do solo, sôbre a incidência da murcha do algodoeiro, causada por Fusarium oxysporum f. vasinfectum (Atk.) Snyder & Hansen

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    A finalidade do trabalho, foi obter dados para o melhor conhecimento dos fatôres físicos do solo, que influenciam a incidência de murcha do algodoeiro, causada por Fusarium oxysporum f. vasinfectum (Atk.) Snyder & Hansen. Foi estudada a influência do tamanho das partículas de areia e porcentagem da mesma no solo. O primeiro ensaio mostrou que, a porcentagem de areia tinha um efeito sôbre a incidência de murcha na variedade IAC - 12. A maior incidência de murcha, foi notada nos tratamentos que possuiam maior porcentagem de areia. No segundo ensaio, foi notado o efeito do tamanho das partículas de areia sôbre a incidência de murcha na variedade IAC - 12. A incidência foi mais intensa nos substratos com Areias Fina e Média. O terceiro ensaio mostrou que a resistência da variedade RM4, ao Fusarium, aparentemente não foi afetada pela porcentagem de areia ou pelo tamanho das partículas.Cotton wilt incidence, caused by Fusarium oxysporum f vasinfectum (Atk.) Snyder & Hansen, was studied on different artificial soil-substrates in three consecutive experiments. The physical factors of the soil studied were percentage of sand and the size of sand particles. In the first experiment using IAC-12 a susceptible variety, the greatest wilt incidence ocurred in the treatments having the highest percentage of sand. In the second experiment using the same variety the highest wilt incidence ocurred in the treatments consisting of fine and medium sized sand particles, when compared with the treatment consisting of coarse sand particles. In the third experiment a wilt resistant variety, RM4, was used and there were no diferences in wilt incidence on the different substrates

    Impact of sheep grazing on juvenile sea bass, Dicentrarchus labrax L., in tidal salt marshes

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    The diet of young of the year sea bass, Dicentrarchus labrax L., from sheep grazed and ungrazed tidal salt marshes were com-pared qualitatively and quantitatively in Mont Saint-Michel Bay. In areas without grazing pressure, the vegetation gradient changes from a pioneer Puccinellia maritima dominated community at the tidal ¯at boundaries through a Atriplex portulacoides dominated community in the middle of the marsh to a mature Elymus pungens dominated community at the landward edge. The A. portula-coides community is highly productive and provides important quantities of litter which provides a habitat and good supply to substain high densities of the detrivorous amphipod Orchestia gammarellus. In the grazed areas, the vegetation is replaced by P. maritima communities, a low productive grass plant, and food availability and habitat suitability are reduced for O. gammarellus. Juvenile sea bass colonise the salt marsh at ¯ood during 43% of the spring tides which inundate the salt marsh creeks. They forage inside the marsh and feed mainly on O. gammarellus in the ungrazed marshes. In grazed areas, this amphipod is replaced by other species and juvenile sea bass consume less food from the marsh. This illustrates a direct effect of a terrestrial herbivore on a coastal food web, and suggests that management of salt marsh is complex and promotion of one component of their biota could involve reductions in other species

    Proof of the Hyperplane Zeros Conjecture of Lagarias and Wang

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    We prove that a real analytic subset of a torus group that is contained in its image under an expanding endomorphism is a finite union of translates of closed subgroups. This confirms the hyperplane zeros conjecture of Lagarias and Wang for real analytic varieties. Our proof uses real analytic geometry, topological dynamics and Fourier analysis.Comment: 25 page

    Capacity and Maximal Inspiratory Pressure in Healthy Adults

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    Introduction Diaphragmatic fatigue during maximal exercise causes decreased blood flow to exercising limbs. Inspiratory muscle strength training (IMST) may decrease diaphragm fatigue. Current studies use 50% of maximal inspiratory pressure (MIP) for IMST, but optimal dosing at higher intensities has not been well explored. Objective Investigate the impact of high intensity IMST on aerobic capacity and maximal inspiratory pressure in healthy adults. Methods This study was IRB approved by the university. All participants provided informed consent, and demographic information was collected. Results VO2 max did not change significantly in either intervention group after intervention period (p=0.143). Groups demonstrated significant improvement in MIP (p=0.011), but there was no significant difference between groups (p\u3c0.638). Conclusion VO2 max did not significantly change in the control or intervention groups. Post-intervention MIP measurements were significantly improved in both groups, but there was no significant difference between either group. High intensity IMST may not improve aerobic capacity in young, healthy adults after an 8-week intervention period. Clinical Relevance Maintaining diaphragmatic strength with IMST may help minimize respiratory fatigue and be useful for healthy adults with injuries limiting their mobility. Further research is needed to evaluate optimal IMST intensity for maximal benefit as 80% may be too intense
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