138 research outputs found

    The Scholarship Circle: an introduction to writing for publication for nursing faculty

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    Background: This case report describes a collaborative effort between a health sciences librarian and an instructional designer to create and implement a writing professional development experience called the Scholarship Circle. It was aimed at increasing scholarly productivity by junior and nontenure-track faculty in a college of nursing. Case Presentation: The Scholarship Circle activities were carried out in a synchronous and an asynchronous online environment over ten weeks and included weekly lectures from nurse-scholars, discussions and peer reviews, and writing support from the librarian. The Scholarship Circle designers surveyed participants before and after the course to explore faculty perceptions and conducted a bibliographic analysis to gauge increases in scholarly productivity. Conclusions: While both tenure-track and nontenure-track faculty perceived lack of time as a significant barrier to publication, only nontenure-track faculty perceived lack of writing experience and getting started as significant obstacles. In the two years following the Scholarship Circle, faculty with doctor of philosophy and doctor of education degrees produced the greatest number of scholarly publications, whereas faculty with other degrees demonstrated a modest increase in scholarship. Online writing support programs have the potential to positively impact scholarly productivity for junior and nontenure-track faculty, especially if they emphasize time management for writing, confidence-building strategies, and a flexible format that allows peer review and collaboration as well as participation by seasoned scholars and remote participants. Partnership between health sciences librarians and instructional designers is key to the successful design and implementation of writing support programs.Publisher allows immediate open acces

    Studies in Chaucer\u27s Imagery.

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    Effects of a Low Head Dam on a Dominant Detritivore and Detrital Processing in a Headwater Stream

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    I evaluated the breakdown of yellow birch leaves in the presence and absence of P. gentilis using a leaf pack breakdown experiment. Leaf packs were placed in reaches above the dam where P. gentilis is present and below where it is essentially absent. I also conducted experiments to determine why P. gentilis was uncommon below the dam. Using enclosures, I evaluated whether there were differences in the survival and growth of P. gentilis in the two stream sections. I also evaluated the potential for intraguild predation by a larger caddisfly, Pycnopsyche luculenta, which is more abundant below the dam. Pycnopsyche gentilis larvae were placed in enclosures with or without P. luculenta above and below the dam; all enclosures included leaf packs. Leaf breakdown was significantly slower in the downstream section. Pycnopsyche gentilis was absent from downstream leaf packs. Detritivore diversity indices were similar for both stream sections. Calculations of P. gentilis per capita leaf ingestion in enclosures suggest that P. gentilis was primarily responsible for the higher breakdown rates in the upstream reach. My results are consistent with those of other studies that suggest the presence of P. gentilis and not diversity drives detrital breakdown in southern Appalachian streams

    Dexamethasone in head and neck cancer patients with microvascular reconstruction : No benefit, more complications

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    Objectives: Glucocorticoids are widely used in association with major surgery of the head and neck to improve postoperative rehabilitation, shorten intensive care unit and hospital stay, and reduce neck swelling. This study aimed to clarify whether peri-and postoperative use of dexamethasone in reconstructive head and neck cancer surgery is associated with any advantages or disadvantages. Materials and methods: This prospective double-blind randomized controlled trial comprised 93 patients. A total dose of 60 mg of dexamethasone was administered to 51 patients over three days peri-and post-operatively. The remaining 42 patients served as controls. The main primary outcome variables were neck swelling, length of intensive care unit and hospital stay, duration of intubation or tracheostomy, and delay to start of possible radiotherapy. Complications were also recorded. Results: No statistical differences emerged between the two groups in any of the main primary outcome variables. However, there were more major complications, especially infections, needing secondary surgery within three weeks of the operation in patients receiving dexamethasone than in control patients (27% vs. 7%, p = 0.012). Conclusions: The use of dexamethasone in oral cancer patients with microvascular reconstruction did not provide a benefit. More major complications, especially infections, occurred in patients receiving dexamethasone. Our data thus do not support the use of peri-and postoperative dexamethasone in oropharyngeal cancer patients undergoing microvascular reconstruction. (C) 2016 Elsevier Ltd. All rights reserved.Peer reviewe

    Analgesic Effect of Perioperative Systemic Dexamethasone on Blowout Fracture Surgery

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    Purpose: To clarify the effect of systemic dexamethasone (DXM) on pain and postoperative opioid (oxycodone) consumption after blowout fracture surgery. Materials and Methods: A prospective randomized observer-blinded trial of 20 patients who had a blowout fracture requiring surgical intervention was conducted. Patients were randomly assigned to receive a total dose of intravenous DXM 30 mg perioperatively or no DXM (controls). Pain was assessed postoperatively using a 10-cm visual analog scale (VAS) each time analgesics (acetaminophen every 6 hours or oxycodone upon request) were administered. The VAS area under the curve (VAS AUC) for 24 hours postoperatively represented the outcome. Data were analyzed using chi(2) test, Student t test, 2-tailed Mann-Whitney U test, and linear regression, with a P value less than .05 indicating significance. Results: Patients with blowout fracture receiving perioperative systemic DXM exhibited a significantly lower average VAS AUC (P = .04). After controlling for other confounding variables, this result remained significant (P = .03). Conclusions: DXM appears to decrease postoperative pain and thus is recommended as a pre-emptive analgesic in blowout fracture surgery. (C) 2017 Published by Elsevier Inc on behalf of the American Association of Oral and Maxillofacial SurgeonsPeer reviewe

    Symptomatic plate removal after treatment of facial fractures

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    Aims: To identify the rates and reasons for plate removal (PR) among patients treated for facial fractures. Materials and methods: A retrospective review of files of 238 patients. Results: Forty-eight patients (20.2%) had plates removed. The reason for removal was objective in 33.3% and subjective in 29.2%. The most common subjective reason was cold sensitivity, and the most common objective reason was wound dehiscence/infection. Women had PR for subjective reasons more often than men (p = 0.018). Removal was performed more often for subjective reasons after zygomatico-orbital fractures than after mandibular fractures (p = 0.002). Plates inserted in the mandible from an intraoral approach were removed more frequently than extraorally inserted mandibular plates, intraorally inserted maxillary plates, and extraorally inserted plates in other locations (p < 0.001). Orbital rim plates had a higher risk of being removed than maxillary or frontal bone plates (p = 0.02). Conclusions: Subjective discomfort is a notable reason for PR among Finnish patients, suggesting that the cold climate has an influence on the need for removal. Patients receiving mandibular osteosynthesis with miniplates from an intraoral approach are at risk of hardware removal because of wound dehiscence/infection and loose/broken hardware, reminding us that more rigid fixation devices should not be forgotten despite the widespread use of miniplates. (C) 2010 European Association for Cranio-Maxillo-Facial Surger

    Diversity patterns associated with varying dispersal capabilities as a function of spatial and local environmental variables in small wetlands in forested ecosystems

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    © 2020 by the authors. Licensee MDPI, Basel, Switzerland. The diversity of species on a landscape is a function of the relative contribution of diversity at local sites and species turnover between sites. Diversity partitioning refers to the relative contributions of alpha (local) and beta (species turnover) diversity to gamma (regional/landscape) diversity and can be influenced by the relationship between dispersal capability as well as spatial and local environmental variables. Ecological theory predicts that variation in the distribution of organisms that are strong dispersers will be less influenced by spatial properties such as topography and connectivity of a region and more associated with the local environment. In contrast, the distribution of organisms with limited dispersal capabilities is often dictated by their limited dispersal capabilities. Small and ephemeral wetlands are centers of biodiversity in forested ecosystems. We sampled 41 small and ephemeral wetlands in forested ecosystems six times over a two-year period to determine if three different taxonomic groups differ in patterns of biodiversity on the landscape and/or demonstrate contrasting relationships with local environmental and spatial variables. We focused on aquatic macroinvertebrates (aerial active dispersers consisting predominantly of the class Insecta), amphibians (terrestrial active dispersers), and zooplankton (passive dispersers). We hypothesized that increasing active dispersal capabilities would lead to decreased beta diversity and more influence of local environmental variables on community structure with less influence of spatial variables. Our results revealed that amphibians had very high beta diversity and low alpha diversity when compared to the other two groups. Additionally, aquatic macroinvertebrate community variation was best explained by local environmental variables, whereas amphibian community variation was best explained by spatial variables. Zooplankton did not display any significant relationships to the spatial or local environmental variables that we measured. Our results suggest that amphibians may be particularly vulnerable to losses of wetland habitat in forested ecosystems as they have high beta diversity. Consequently, the loss of individual small wetlands potentially results in local extirpations of amphibian species in forested ecosystems

    Effect Of Gender On T-Cell Proliferative Responses To Myelin Proteolipid Protein Antigens In Patients With Multiple Sclerosis And Controls

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    Multiple sclerosis (MS) is an inflammatory demyelinating disorder of the central nervous system. Gender influences both susceptibility to MS, with the disease being more common in women, and the clinical course of disease, with an increased proportion of males developing the primary progressive form of the disease. The basis for these differences may include genetic and immunological factors, and the immunological differences between men and women may be influenced by the effects of the sex hormones. Over several years we have collected blood from MS patients and controls, and measured T-cell responses to myelin proteolipid protein (PLP) and myelin basic protein (MBP) and have shown increased responses to PLP in MS patients compared to healthy controls and patients with other neurological diseases. In the present study we analyzed data from over 500 individuals, to determine whether there are differences between males and females in their responses to PLP and MBP. We found that there was higher frequency of increased T-cell reactivity to immunodominant PLP peptides in women than in men, particularly in non-MS individuals. We suggest that this may be relevant to the higher prevalence of MS in women
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