28 research outputs found

    The Mountains Are Calling

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    Mark Knapp’s Relationship Model in Communication Studies attempts to limit human relationships to a specific, linear array of stages and categories. This research project attempts to critique the rigidity of Knapp’s model, while simultaneously attempting to posit film as an incredibly influential tool (if not an alternative model entirely) for communication both diegetically – within the realm of the film – and in conversation with an audience. The silent nature of the creative filmed portion of this project is in direct opposition to Knapp’s model, which inadvertently roots human relationships in language

    2012 Wild Blueberry Project Reports

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    The 2012 edition of the Wild Blueberry Project Reports was prepared for the Wild Blueberry Commission of Maine and the Wild Blueberry Advisory Committee by researchers at the University of Maine, Orono. Projects in this report include: 1. Do wild blueberries alleviate risk factors related to the Metabolic Syndrome? 2. Development of effective intervention measures to maintain and improve food safety for wild blueberries 3. Control tactics for blueberry pest insects, 2012 4. Development and implementation of a wild blueberry thrips IPM program, 2012 5. IPM 6. Biology of blueberry and pest insects, 2012 7. Biology of beneficial insects and blueberry pollination, 2012 8. Pesticide residues on lowbush blueberry, 2012 9. Maine wild blueberry –mummy berry research and extension 10. Efficacy of Apogee growth regulator for stimulating rhizome growth into bare spots in wild blueberry fields 11. Velpar by Matrix pre and post-emergence applications - demonstration plots 12. Wild blueberry Extension Education Program in 2012 INPUT SYSTEMS STUDY: 13. Systems approach to improving the sustainability of wild blueberry production, Year Three of a four-year study – experimental design 14. Food safety- Prevalence study of Escherichia coli O157:H7, Listeria monocytogenes and Salmonella spp. on lowbush blueberries (Vaccinium angustifolium) 15. Abundance of insect pest species and natural enemies in lowbush blueberry fields maintained under different management practices 16. Input Systems Study: Systems approach to improving the sustainability of wild blueberry production, Year 3 of a four-year study, disease management results 17. Plant productivity, Year Three of a four-year study 18. Systems approach to improving the sustainability of wild blueberry production, Year Three of a four-year study, weed management results 19. Effects of organic and conventional management systems on the phosphorus solubility of lowbush blueberry barren soils 20. Systems approach to improving sustainability of wild blueberry production – soil health and chemistry measures 21. Evaluation of fungicides for control of mummy berry disease (ancillary study) 22. Systems approach to improving the sustainability of wild blueberry production – Ancillary land-leveling study, Year Two of a four-year study (ancillary study) 23. Pre-emergent combinations of herbicides for weed control in wild blueberry fields – 2012 results from the 2011 trial (ancillary study) 24. Pre-emergent combinations of herbicides for weed control in wild blueberry fields – 2012 trial (ancillary study) 25. Evaluation of herbicides for control of fineleaf sheep fescue for grass control in wild blueberries (ancillary study) 26. Pre-emergence application timing and rate of Alion and Sandea in combination with Velpar or Sinbar on weed control and injury to wild blueberry (ancillary study) 27. Compost and mulch effects on soil health and nutrient dynamics in wild blueberry (ancillary study

    PIP5KIβ Selectively Modulates Apical Endocytosis in Polarized Renal Epithelial Cells

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    Localized synthesis of phosphatidylinositol 4,5-bisphosphate [PtdIns(4,5)P2] at clathrin coated pits (CCPs) is crucial for the recruitment of adaptors and other components of the internalization machinery, as well as for regulating actin dynamics during endocytosis. PtdIns(4,5)P2 is synthesized from phosphatidylinositol 4-phosphate by any of three phosphatidylinositol 5-kinase type I (PIP5KI) isoforms (α, β or γ). PIP5KIβ localizes almost exclusively to the apical surface in polarized mouse cortical collecting duct cells, whereas the other isoforms have a less polarized membrane distribution. We therefore investigated the role of PIP5KI isoforms in endocytosis at the apical and basolateral domains. Endocytosis at the apical surface is known to occur more slowly than at the basolateral surface. Apical endocytosis was selectively stimulated by overexpression of PIP5KIβ whereas the other isoforms had no effect on either apical or basolateral internalization. We found no difference in the affinity for PtdIns(4,5)P2-containing liposomes of the PtdIns(4,5)P2 binding domains of epsin and Dab2, consistent with a generic effect of elevated PtdIns(4,5)P2 on apical endocytosis. Additionally, using apical total internal reflection fluorescence imaging and electron microscopy we found that cells overexpressing PIP5KIβ have fewer apical CCPs but more internalized coated structures than control cells, consistent with enhanced maturation of apical CCPs. Together, our results suggest that synthesis of PtdIns(4,5)P2 mediated by PIP5KIβ is rate limiting for apical but not basolateral endocytosis in polarized kidney cells. PtdIns(4,5)P2 may be required to overcome specific structural constraints that limit the efficiency of apical endocytosis. © 2013 Szalinski et al

    2013 Wild Blueberry Project Reports

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    The 2013 edition of the Wild Blueberry Project Reports was prepared for the Wild Blueberry Commission of Maine and the Wild Blueberry Advisory Committee by researchers at the University of Maine, Orono. Projects in this report include: 1. Development of effective intervention measures to maintain and improve food safety for wild blueberries 2. Do wild blueberries alleviate risk factors related to the Metabolic Syndrome? 3. Wild Blueberry consumption and exercise-induced Oxidative Stress: Inflammatory Response and DNA damage 4. Control tactics for blueberry pest insects, 2013 5. Pesticide residues on wild blueberry, 2013 6. Biology of pest insects and IPM, 2013 7. Biology of blueberry, beneficial insects, and blueberry pollination 8. Biology of spotted wing drosophila, 2013 9. Maine wild blueberry –mummy berry research and extension 10. Evaluation of fungicides for control of mummy berry on lowbush blueberry (2013) 11. Wild blueberry Extension Education Program in 2013 INPUT SYSTEMS STUDY: 12. Systems approach to improving the sustainability of wild blueberry production, Year Four of a four-year study – experimental design 13. Food safety- Prevalence study of Escherichia coli O157:H7, Listeria monocytogenes and Salmonella spp. on lowbush blueberries (Vaccinium angustifolium) 14. Agronomic input effects on sensory quality and chemical composition of wild Maine blueberries 15. Systems approach to improving the sustainability of wild blueberry production, Year four of a four-year study – reports from Frank Drummond 16. Systems approach to improving the sustainability of wild blueberry production, Year 4 of a four-year study, disease management results 17. Systems approach to improving the sustainability of wild blueberry production, Year Four of a four-year study, weed management results 18. Phosphorus and organic matter interactions on short-range ordered minerals in acidic barren soils 19. Systems approach to improving the sustainability of wild blueberry production, preliminary economic comparison for 2012-13 20. Ancillary projects in disease research (ancillary study) 21. Systems approach to improving the sustainability of wild blueberry production – Ancillary land-leveling study, Year Three of a four-year study (ancillary study) 22. Pre-emergent combinations of herbicides for weed control in wild blueberry fields – 2013 results from the 2012 trial (ancillary study) 23. Evaluation of herbicides for 2012 prune year control of fineleaf sheep fescue in wild blueberries – 2013 crop year results (ancillary study) 24. 2012 pre-emergence application timing and rate of Alion and Sandea in combination with Velpar or Sinbar – 2013 yields (ancillary study) 25. Pre-emergence Sinbar combinations for weed control in a non-crop wild blueberry field – 2012-2014 (ancillary study) 26. Evaluation of three pre-emergence herbicides alone and in combination with Velpar or Sinbar for effects on wild blueberry productivity and weed control (ancillary study) 27. Post-harvest control of red sorrel in a non-crop blueberry field, 2012-2014 (ancillary study) 28. Compost and mulch effects on soil health and nutrient dynamics in wild blueberry (ancillary study) 29. Evaluation of conventional and organic fertilizers on blueberry growth and yield (ancillary study

    Ontario's Leucotomy Program: The Roles of Patient, Physician, and Profession

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    Psychosurgery has a long, colourful, and often tumultuous history in which it has been viewed as both a panacea and a horror-show. Although research on the topic has been conducted in the United States and Europe, very little research exists on psychosurgery in Canada. Where scholars have examined Canada, only a cursory overview of Ontario’s experience has been provided. As a result, many questions remain unanswered including how the program was administrated, how patients were chosen as candidates for the procedure, and who the leucotomized were. In order to address the gap in the literature, this thesis presents a detailed account of psychosurgery in Ontario by investigating the roles of profession, physician, and patient. The leucotomy program in Ontario began in 1941 and continued into the mid-1960s, the process used to administer the treatment was bureaucratically organized and streamlined, and over 1,400 patients were leucotomized during this controversial era

    Uncharted Territory: Psychosurgery in Western Canada, 1935-1970

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    This dissertation provides the first scholarly account of the use of psychosurgery in western Canada in the mid-20th-century. In particular, the adoption, organization, and purpose of the treatment within provincial mental hospitals in British Columbia, Alberta, Saskatchewan, and Manitoba are explored. I argue that while psychosurgery’s adoption in these provinces mirrored its deployment elsewhere in North America, the cumulative impact of decades of overcrowding, inadequate funding, the privations of war, and the devastation of the Great Depression only amplified psychosurgery’s appeal by the early 1940s. Although it was touted as a therapeutic advancement, the treatment—along with three other somatic therapies—enabled psychiatrists in western Canada to bolster their image in the medical community by demonstrating they were capable of actively treating mental illness. From a more critical perspective, I also explore the notion that psychosurgery was employed in service of a larger social agenda ascribed to mental hospitals—namely, the systemic management, control, and correction of a segment of the population that had been deemed a burden to society. Once the treatment was introduced, each province needed to negotiate who would perform the surgeries and how, when, and where they would take place. The expansion of psychosurgery in most of the provinces was ultimately made possible by federal mental health grants that became available in 1948. By 1954, all of the provincial mental hospitals were performing psychosurgery—either on site or in partnership with a nearby general hospital. Based on available data from each province, there were at least 1,240 operations conducted in western Canada between 1943 and 1973. Of the western provinces, however, Manitoba and British Columbia maintained the most robust psychosurgical programs
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