7,014 research outputs found

    Alien Registration- Henderson, Burnham E. (Eastport, Washington County)

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    https://digitalmaine.com/alien_docs/1542/thumbnail.jp

    Feminist values and pornography consumption amongst women and its relationship to sexual self-esteem and body esteem

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    This study was undertaken to investigate the relationship between women\u27s pornography consumption, degree of feminist identification, and sexual and body self-esteem. Until recently, the literature on pornography use has maintained a heteronormative bias, largely focused on the male experience. The researchers conducting this study wished to better understand women\u27s self-motivated pornography consumption and its possible impacts on various aspects of experience. Participants in this study were 109 women over the age of 18 years of age, living in the United States, who had willingly viewed pornography online within the past year. These participants completed an online survey. This sample group scored relatively low on the body esteem scale and high on the sexual self-esteem scale. Results also showed that sexual selfesteem and body esteem were highly correlated, and the higher the degree of feminist values, the less frequently one spent viewing pornography. Further investigation into the female experience with pornography consumption is needed to better understand this complex relationship

    Comparing the yield of Staphylococcus aureus recovery with static versus agitated broth incubation

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    Given the lack of standardization of methodologies for microbial recovery from built environments, we sought to compare the yield of Staphylococcus aureus with a broth enrichment method when incubated in agitated versus static conditions. Five unique strains of S. aureus at five different concentrations were cultured to compare direct plating, agitated broth enrichment, and static broth enrichment culture methods. All samples were incubated at 35° in ambient air. The lowest concentration recovered across three replicates and five strains did not differ between culture methods (Fisher’s exact test, p=0.50); notably, recovery of S. aureus was equivalent between static and agitated broth incubation. When broth enrichment was used (both static and agitated), the burden of S. aureus growth was higher (by semiquantitative assessment of 4-quadrant streaking) compared to the direct plating culture method. Optimizing strategies for microbial recovery is essential, particularly in areas of lower biomass, given the paucity of research concerning microbial communities of built environments. The results of this study, in conjunction with other experiments investigating microbiomes of built environments, can help inform protocols for standardizing culturing methods within built environments

    The use of special exceptions in zoning practice

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    Thesis (M.C.P.) Massachusetts Institute of Technology. Dept. of Architecture, 1951.Bibliography: leaf 54.by Owen W. Burnham and Morris E. Johnson.M.C.P

    Acquiescent renal infection

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    Acquiescent renal infection. The relationship between bacterial infection of the renal parenchyma with Escherichia coli and the establishment of pathologic lesions has been investigated experimentally. Infection was established in one kidney and the bacteriologie, pathologic and immunologic features of infection were compared in the pyelonephritic and contralateral unmanipulated kidney. Whereas active bacterial infection was associated with pathologic changes in the pyelonephritic kidney, a poor correlation was found between bacterial growth and the gross pathology and histopathologic changes in the contralateral kidney. The conclusion from these studies is that infection of the kidney is not always associated with pathologic changes. The term “acquiescent infection” has teen used to describe this host-parasite relationship in which active, persistent, bacterial infection is not associated with pathologic lesions. Evidence is presented that bacteria in the contralateral unmanipulated kidney are present in the renal parenchyma and that bacterial proliferation can be induced following renal trauma. Activation of infection and bacterial proliferation did not always result in histopathologic damage to the kidney and was not associated with an increase in serum antibody.Infection rĂ©nale consentante. La relation entre l'infection bactĂ©rienne du parenchyme rĂ©nal par Escherichia coli et l'Ă©tablissement de lĂ©sions pathologiques a Ă©tĂ© Ă©tudiĂ©e expĂ©rimentalement. L'infection a Ă©tĂ© Ă©tablie dans un rein et ses manifestations bactĂ©riologique, histologique et immunologique ont Ă©tĂ© comparĂ©es dans le rein pyĂ©lonĂ©phritique et le rein controlatĂ©ral non manipulĂ©. Alors que l'infection bactĂ©rienne active est associĂ©e Ă  des modifications histologiques dans le rein pyĂ©lonĂ©phritique, la corrĂ©lation est pauvre entre la croissance bactĂ©rienne d'une part, et, d'autre part, la morphologie et les modifications histologiques dans le rein controlatĂ©ral. La conclusion de ces travaux est que l'infection du rein n'est pas toujours associĂ©e Ă  des modifications histologiques. Le terme “d'infection consentante” (acquiescent infection) a Ă©tĂ© utilisĂ© pour dĂ©crire cette relation hĂŽte-parasite dans laquelle une infection bactĂ©rienne active et persistante n'est pas associĂ©e Ă  des lĂ©sions histologiques. La preuve est apportĂ©e de la prĂ©sence de bactĂ©ries dans le parenchyme rĂ©nal controlatĂ©ral non manipulĂ© et de la possibilitĂ© de prolifĂ©ration bactĂ©rienne induite par un traumatisme rĂ©nal. L'activation de l'infection et la prolifĂ©ration bactĂ©rienne ne dĂ©terminent pas toujours une lĂ©sion histologique du rein et ne sont pas associĂ©es Ă  une augmentation des anticorps sĂ©riques

    The resurrection of group selection as a theory of human cooperation

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    Two books edited by members of the MacArthur Norms and Preferences Network (an interdisciplinary group, mainly anthropologists and economists) are reviewed here. These books in large part reflect a renewed interest in group selection that has occurred among these researchers: they promote the theory that human cooperative behavior evolved via selective processes which favored biological and/or cultural group-level adaptations as opposed to individual-level adaptations. In support of this theory, an impressive collection of cross-cultural data are presented which suggest that participants in experimental economic games often do not behave as self-interested income maximizers; this lack of self-interest is regarded as evidence of group selection. In this review, problems with these data and with the theory are discussed. On the data side, it is argued that even if a behavior seems individually-maladaptive in a game context, there is no reason to believe that it would have been that way in ancestral contexts, since the environments of experimental games do not at all resemble those in which ancestral humans would have interacted cooperatively. And on the theory side, it is argued that it is premature to invoke group selection in order to explain human cooperation, because more parsimonious individual-level theories have not yet been exhausted. In summary, these books represent ambitious interdisciplinary contributions on an important topic, and they include unique and useful data; however, they do not make a convincing case that the evolution of human cooperation required group selection

    Continental-scale patterns of pathogen prevalence: a case study on the corncrake

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    Pathogen infections can represent a substantial threat to wild populations, especially those already limited in size. To determine how much variation in the pathogens observed among fragmented populations is caused by ecological factors, one needs to examine systems where host genetic diversity is consistent among the populations, thus controlling for any potentially confounding genetic effects. Here, we report geographic variation in haemosporidian infection among European populations of corncrake. This species now occurs in fragmented populations, but there is little genetic structure and equally high levels of genetic diversity among these populations. We observed a longitudinal gradient of prevalence from western to Eastern Europe negatively correlated with national agricultural yield, but positively correlated with corncrake census population sizes when only the most widespread lineage is considered. This likely reveals a possible impact of local agriculture intensity, which reduced host population densities in Western Europe and, potentially, insect vector abundance, thus reducing the transmission of pathogens. We conclude that in the corncrake system, where metapopulation dynamics resulted in variations in local census population sizes, but not in the genetic impoverishment of these populations, anthropogenic activity has led to a reduction in host populations and pathogen prevalence

    Atomic Resonance and Scattering

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    Contains reports on one research projects.U. S. Navy (Office of Naval Research) under Contract N00014-67-A-0204-0006Joint Services Electronics Programs (U. S. Army, U. S. Navy, and U. S. Air Force) under Contract DA28-043-AMC-02536(E
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