293 research outputs found

    The University of Louisville Photographic Archives : the first fifty years.

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    The University of Louisville Photographic Archives celebrated its fiftieth anniversary in 2012. Now holding over two million images within hundreds of discreet collections, the Photographic Archives was started by Robert J. Doherty who was responsible for acquiring the very significant Roy E. Stryker Papers and Standard Oil (New Jersey) social documentary collections . First curator, Don Anderson, collected fine print photography with work by photographers like Ralph Eugene Meatyard. The extensive archives of local commercial studios Caufield & Shook and The Royal Photo Company ensured the preservation of Louisville’s visual legacy and long-time curator James “Andy” Anderson grew the collection tremendously. Assistant David Horvath published an influential study on the deterioration of acetate negatives, and darkroom manager Bill Carner worked closely with local photographer Stern Bramson to put together an influential travelling exhibition. The Archives has transitioned from traditional darkroom to digital imaging, and makes many photographs available online through Digital Collections. The Photographic Archives continues to mount regular exhibits, host lectures, and make available collection items for teaching and research purposes to university students and the general public

    Mixed Media: Working with Audio and Visual Materials

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    Managing the merger of archives and special collections : setting our own agenda.

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    At the University of Louisville a merger of archives and special collections had been discussed for decades, but for a variety of reasons, always dismissed. There were practical reasons in favor of it, but there were some significant internal barriers that made it easier to keep things as they were. But in 2012 things changed. Heightened appreciation for the traditional and emerging roles of special collections in university libraries, institutional budget concerns, key retirements and gradual replacement of people resistant to change, and an inclusive approach to planning, all aligned to make the merger seem like a natural progression for the departments. After years of waiting, when we acted, we acted relatively quickly, creating the new unit in less than a year. Knowing our planning period was short, we also tried to put in place mechanisms and procedures for ironing out the kinks that we knew would crop up. Although we still are identifying and addressing those kinks, each member of our staff, our institutional colleagues, and, most importantly, our users, express confidence that the merger is a success. We believe that part of that success was driven by the level of control we, as a group, exerted over the planning and execution of the merger. Our change was internally driven, but we think our experience has value for departments who face a variety of motivations for coming together

    Overcoming legacy processing in photographic collections through collaboration and digital technologies.

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    In the 1960s, a Louisville photography studio began donating its negatives, prints, and invoices to the University of Louisville Photographic Archives. The Caufield & Shook Collection remains a significant primary source for local history and a prime candidate for digitization. Unfortunately, on its receipt non-archivists processed the collection with little documentation of original order or organizational decision making. Additionally, workflow choices were determined largely by the desire to maximize student labor. In 2017, the Digital Initiatives Librarian worked with in-house application developers and archives staff to create a workflow that has significantly sped up the process of making this valuable photographic collection accessible online. This article describes how archivists recovered from the poor processing decisions, used technology to enhance the digitization workflow, and developed a list of best practices for future processing and digitization of large photographic collections

    “Don’t Knock the Rock”: Making Popular Music Collections a Part of Your Archives

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    Documenting and chronicling regional music scenes can be a difficult venture for an archival repository. Unlike records that originate from an individual or within an organization, those of music scenes are often ephemeral, scattered, and hidden from scholarly communities. Collectors and creators of these materials sometimes underestimate their enduring historical value. Or conversely, they may be unaware of the role that archival repositories play in their community and therefore be reluctant to donate their materials. Repositories themselves may be unprepared for the challenges associated with collecting these materials, including unique donor relations strategies and content in diverse media formats. The panelists in this session represent a diverse range of experience with musical materials and will explore the successes, failures, trials, and tribulations of their attempts to document popular and local music scenes in their respective archival repositories. In discussing their own attempts at documenting scenes in Champaign, Illinois; Dayton and Cleveland, Ohio; and Louisville, Kentucky, panelists will address the common concerns that arise in preservation efforts of this nature, including donor relations, community outreach, accessibility, documentation strategies, and making the case for collecting these materials to administration, peers, and library friends groups

    Towards standard setting for patient-reported outcomes in the NHS homeopathic hospitals

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    We report findings from a pilot data collection study within a programme of quality assurance, improvement and development across all five homeopathic hospitals in the UK National Health Service (NHS).<p></p> <b>Aims</b> (1) To pilot the collection of clinical data in the homeopathic hospital outpatient setting, recording patient-reported outcome since first appointment; (2) to sample the range of medical complaints that secondary-care doctors treat using homeopathy, and thus identify the nature and complexity of complaints most frequently treated nationally; (3) to present a cross section of outcome scores by appointment number, including that for the most frequently treated medical complaints; (4) to explore approaches to standard setting for homeopathic practice outcome in patients treated at the homeopathic hospitals.<p></p> <b>Methods</b> A total of 51 medical practitioners took part in data collection over a 4-week period. Consecutive patient appointments were recorded under the headings: (1) date of first appointment in the current series; (2) appointment number; (3) age of patient; (4) sex of patient; (5) main medical complaint being treated; (6) whether other main medical complaint(s); (7) patient-reported change in health, using Outcome Related to Impact on Daily Living (ORIDL) and its derivative, the ORIDL Profile Score (ORIDL-PS; range, –4 to +4, where a score ≤−2 or ≥+2 indicates an effect on the quality of a patient's daily life); (8) receipt of other complementary medicine for their main medical complaint.<p></p> <b>Results</b> The distribution of patient age was bimodal: main peak, 49 years; secondary peak, 6 years. Male:female ratio was 1:3.5. Data were recorded on a total of 1797 individual patients: 195 first appointments, 1602 follow-ups (FUs). Size of clinical service and proportion of patients who attended more than six visits varied between hospitals. A total of 235 different medical complaints were reported. The 30 most commonly treated complaints were (in decreasing order of frequency): eczema; chronic fatigue syndrome (CFS); menopausal disorder; osteoarthritis; depression; breast cancer; rheumatoid arthritis; asthma; anxiety; irritable bowel syndrome; multiple sclerosis; psoriasis; allergy (unspecified); fibromyalgia; migraine; premenstrual syndrome; chronic rhinitis; headache; vitiligo; seasonal allergic rhinitis; chronic intractable pain; insomnia; ulcerative colitis; acne; psoriatic arthropathy; urticaria; ovarian cancer; attention-deficit hyperactivity disorder (ADHD); epilepsy; sinusitis. The proportion of patients with important co-morbidity was higher in those seen after visit 6 (56.9%) compared with those seen up to and including that point (40.7%; P < 0.001). The proportion of FU patients reporting ORIDL-PS ≥ +2 (improvement affecting daily living) increased overall with appointment number: 34.5% of patients at visit 2 and 59.3% of patients at visit 6, for example. Amongst the four most frequently treated complaints, the proportion of patients that reported ORIDL-PS ≥ +2 at visit numbers greater than 6 varied between 59.3% (CFS) and 73.3% (menopausal disorder).<p></p> <b>Conclusions</b> We have successfully piloted a process of national clinical data collection using patient-reported outcome in homeopathic hospital outpatients, identifying a wide range and complexity of medical complaints treated in that setting. After a series of homeopathy appointments, a high proportion of patients, often representing “effectiveness gaps” for conventional medical treatment, reported improvement in health affecting their daily living. These pilot findings are informing our developing programme of standard setting for homeopathic care in the hospital outpatient context

    Social media for research discourse, dissemination, and collaboration in rheumatology

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    Social media has become an important venue for rheumatologists, patients, organizations, and other stakeholders to discuss recent research advances in diagnosis and management of rheumatic disorders. In this article, we describe the current state of how social media may enhance dissemination, discourse, and collaboration in rheumatology research. Social media may refer to social platforms like Twitter and Instagram or digital media like podcasts and other websites that are operated for providing as free, open-access medical education (FOAM). Twitter has been one of the most active social media venues and continues to host a vibrant rheumatology community. Examples of research discussions on Twitter include organic user tweets, educational threads ( tweetorials ), live-tweeting academic conferences, and journals posting recently-accepted articles. Some research collaborations have been initiated through social media interactions. Social media may also directly contribute to research by facilitating the recruitment of study participants and the collection of survey-based data. Thus, social media is an evolving and important tool to enhance research discourse, dissemination, and collaboration in rheumatology

    A critical comparison of integral projection and matrix projection models for demographic analysis

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    Structured demographic models are among the most common and useful tools in population biology. However, the introduction of integral projection models (IPMs) has caused a profound shift in the way many demographic models are conceptualized. Some researchers have argued that IPMs, by explicitly representing demographic processes as continuous functions of state variables such as size, are more statistically efficient, biologically realistic, and accurate than classic matrix projection models, calling into question the usefulness of the many studies based on matrix models. Here, we evaluate how IPMs and matrix models differ, as well as the extent to which these differences matter for estimation of key model outputs, including population growth rates, sensitivity patterns, and life spans. First, we detail the steps in constructing and using each type of model. Second, we present a review of published demographic models, concentrating on size-based studies, which shows significant overlap in the way IPMs and matrix models are constructed and analyzed. Third, to assess the impact of various modeling decisions on demographic predictions, we ran a series of simulations based on size-based demographic data sets for five biologically diverse species. We found little evidence that discrete vital rate estimation is less accurate than continuous functions across a wide range of sample sizes or size classes (equivalently bin numbers or mesh points). Most model outputs quickly converged with modest class numbers (≄10), regardless of most other modeling decisions. Another surprising result was that the most commonly used method to discretize growth rates for IPM analyses can introduce substantial error into model outputs. Finally, we show that empirical sample sizes generally matter more than modeling approach for the accuracy of demographic outputs. Based on these results, we provide specific recommendations to those constructing and evaluating structured population models. Both our literature review and simulations question the treatment of IPMs as a clearly distinct modeling approach or one that is inherently more accurate than classic matrix models. Importantly, this suggests that matrix models, representing the vast majority of past demographic analyses available for comparative and conservation work, continue to be useful and important sources of demographic information.Support for this work was provided by NSF awards 1146489, 1242558, 1242355, 1353781, 1340024, 1753980, and 1753954, 1144807, 0841423, and 1144083. Support also came from USDA NIFA Postdoctoral Fellowship (award no. 2019-67012-29726/project accession no. 1019364) for R. K. Shriver; the Swiss Polar Institute of Food and Agriculture for N. I. Chardon; the ICREA under the ICREA Academia Programme for C. Linares; and SERDP contract RC-2512 and USDA National Institute of Food and Agriculture, Hatch project 1016746 for A .M. Louthan. This is Contribution no. 21-177-J from the Kansas Agricultural Experiment Station

    SEMA4D compromises blood–brain barrier, activates microglia, and inhibits remyelination in neurodegenerative disease

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    AbstractMultiple sclerosis (MS) is a chronic neuroinflammatory disease characterized by immune cell infiltration of CNS, blood–brain barrier (BBB) breakdown, localized myelin destruction, and progressive neuronal degeneration. There exists a significant need to identify novel therapeutic targets and strategies that effectively and safely disrupt and even reverse disease pathophysiology. Signaling cascades initiated by semaphorin 4D (SEMA4D) induce glial activation, neuronal process collapse, inhibit migration and differentiation of oligodendrocyte precursor cells (OPCs), and disrupt endothelial tight junctions forming the BBB. To target SEMA4D, we generated a monoclonal antibody that recognizes mouse, rat, monkey and human SEMA4D with high affinity and blocks interaction between SEMA4D and its cognate receptors. In vitro, anti-SEMA4D reverses the inhibitory effects of recombinant SEMA4D on OPC survival and differentiation. In vivo, anti-SEMA4D significantly attenuates experimental autoimmune encephalomyelitis in multiple rodent models by preserving BBB integrity and axonal myelination and can be shown to promote migration of OPC to the site of lesions and improve myelin status following chemically-induced demyelination. Our study underscores SEMA4D as a key factor in CNS disease and supports the further development of antibody-based inhibition of SEMA4D as a novel therapeutic strategy for MS and other neurologic diseases with evidence of demyelination and/or compromise to the neurovascular unit
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