1,159 research outputs found

    The Modern Gay & Lesbian Civil Rights Movement in the United States

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    Historians and classroom teachers have long avoided researching and teaching society about the modern Gay and Lesbian Civil Rights Movement in the United States. This research examines parts of the movement and is divided into three parts. The first part involves examining the national movement beginning in 1950 with the establishment of homophile organizations to the period of Gay Liberation in the 1970s. Second, the movement is studied in Rochester, New York through the examination of issues between 1971 and 1975 of the gay and lesbian publication The Empty Closet. Lastly, the information and discoveries made in the first two parts are used in part 3 to show how gay and lesbian history can be taught effectively in a high school social studies classroom using several teaching strategie

    An expectation-maximization framework for comprehensive prediction of isoform-specific functions.

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    MOTIVATION: Advances in RNA sequencing technologies have achieved an unprecedented accuracy in the quantification of mRNA isoforms, but our knowledge of isoform-specific functions has lagged behind. There is a need to understand the functional consequences of differential splicing, which could be supported by the generation of accurate and comprehensive isoform-specific gene ontology annotations. RESULTS: We present isoform interpretation, a method that uses expectation-maximization to infer isoform-specific functions based on the relationship between sequence and functional isoform similarity. We predicted isoform-specific functional annotations for 85 617 isoforms of 17 900 protein-coding human genes spanning a range of 17 430 distinct gene ontology terms. Comparison with a gold-standard corpus of manually annotated human isoform functions showed that isoform interpretation significantly outperforms state-of-the-art competing methods. We provide experimental evidence that functionally related isoforms predicted by isoform interpretation show a higher degree of domain sharing and expression correlation than functionally related genes. We also show that isoform sequence similarity correlates better with inferred isoform function than with gene-level function. AVAILABILITY AND IMPLEMENTATION: Source code, documentation, and resource files are freely available under a GNU3 license at https://github.com/TheJacksonLaboratory/isopretEM and https://zenodo.org/record/7594321

    Improving mortality rate estimates for management of the Queensland saucer scallop fishery

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    This research was undertaken on the Queensland saucer scallop (Ylistrum balloti) fishery in southeast Queensland, which is an important component of the Queensland East Coast Otter Trawl Fishery (QECOTF). The research was undertaken by a collaborative team from the Queensland Department of Agriculture and Fisheries, James Cook University (JCU) and the Centre for Applications in Natural Resource Mathematics (CARM), University of Queensland and focused on 1) an annual fishery-independent trawl survey of scallop abundance, 2) relationships between scallop abundance and physical properties of the seafloor, and 3) deriving an updated estimate of the scallop’s natural mortality rate. The scallop fishery used to be one of the state’s most valuable commercially fished stocks with the annual catch peak at just under 2000 t (adductor muscle meat-weight) in 1993 valued at about $30 million, but in recent years the stock has declined and is currently considered to be overfished. Results from the study are used to improve monitoring, stock assessment and management advice for the fishery

    Organizational evolution and the Olympic Games: the case of sport climbing

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    This paper discusses the processes underpinning the evolutionary development of sport climbing in recent decades, with a particular focus on the impact of its inclusion in the Olympic Games. New institutionalism and resource-dependence theory provide an analytical and explanatory framework for this study. The research adopted a qualitative method strategy comprising a series of interviews and the analysis of documents, reports, press and social media. The recent inclusion of the sport in the Tokyo 2020 Olympic programme has created challenges, primarily because of strong values inherent within the sport. The research, however, shows that the values of a sport can expand and develop in order to fit the regulatory legitimacy required by inclusion in the Olympic Games. Nonetheless, the research also shows that involvement with the IOC raises questions about who ‘owns’ the sport

    Supervised learning with word embeddings derived from PubMed captures latent knowledge about protein kinases and cancer.

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    Inhibiting protein kinases (PKs) that cause cancers has been an important topic in cancer therapy for years. So far, almost 8% of \u3e530 PKs have been targeted by FDA-approved medications, and around 150 protein kinase inhibitors (PKIs) have been tested in clinical trials. We present an approach based on natural language processing and machine learning to investigate the relations between PKs and cancers, predicting PKs whose inhibition would be efficacious to treat a certain cancer. Our approach represents PKs and cancers as semantically meaningful 100-dimensional vectors based on word and concept neighborhoods in PubMed abstracts. We use information about phase I-IV trials in ClinicalTrials.gov to construct a training set for random forest classification. Our results with historical data show that associations between PKs and specific cancers can be predicted years in advance with good accuracy. Our tool can be used to predict the relevance of inhibiting PKs for specific cancers and to support the design of well-focused clinical trials to discover novel PKIs for cancer therapy

    'It gives me my freedom’: technology and responding to bodily limitations in Motor Neuron Disease

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    People living with Motor Neuron Disease (MND) experience profound and rapidly progressing impairment. In order to maintain their physical and social functioning, people so affected employ a range of technologies and technological aids (body auxiliaries) to enhance their life and maintain wellbeing. Using a phenomenological study design, we explored the experiences of 42 men and women who had been diagnosed with MND. Although many participants initially resisted the adoption of aids (often-electronic devices that enabled continued participation in daily life) or tools (the instruments that allowed achievement of specific tasks), such technologies offered a way for people with MND to overcome, to some extent, the limitations posed by their physical degeneration. Through generating a sense of ‘normality’, these kinds of ‘enabling’ technologies promoted social engagement and the maintenance of valued relationships or activities. Technologies can provide people with MND with some positive experiences within a way of being-in-the-world that has become so difficult and challenging

    The Search for Host Genetic Factors of HIV/AIDS Pathogenesis in the Post-Genome Era: Progress to Date and New Avenues for Discovery

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    Though pursuit of host genetic factors that influence the pathogenesis of HIV began over two decades ago, progress has been slow. Initial genome-level searches for variations associated with HIV-related traits have yielded interesting candidates, but less in the way of novel pathways to be exploited for therapeutic targets. More recent genome-wide association studies (GWAS) that include different phenotypes, novel designs, and that have examined different population characteristics suggest novel targets and affirm the utility of additional searches. Recent findings from these GWAS are reviewed, new directions for research are identified, and the promise of systems biology to yield novel insights is discussed

    Mapping the temporary and perennial character of whole river networks

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    Knowledge of the spatial distribution of temporary and perennial river channels in a whole catchment is important for effective integrated basin management and river biodiversity conservation. However, this information is usually not available or is incomplete. In this study, we present a statistically based methodology to classify river segments from a whole river network (Deva-Cares catchment, Northern Spain) as temporary or perennial. This method is based on an a priori classification of a subset of river segments as temporary or perennial, using field surveys and aerial images, and then running Random Forest models to predict classification membership for the rest of the river network. The independent variables and the river network were derived following a computer-based geospatial simulation of riverine landscapes. The model results show high values of overall accuracy, sensitivity, and specificity for the evaluation of the fitted model to the training and testing data set (?0.9). The most important independent variables were catchment area, area occupied by broadleaf forest, minimum monthly precipitation in August, and average catchment elevation. The final map shows 7525 temporary river segments (1012.5 km) and 3731 perennial river segments (662.5 km). A subsequent validation of the mapping results using River Habitat Survey data and expert knowledge supported the validity of the proposed maps. We conclude that the proposed methodology is a valid method for mapping the limits of flow permanence that could substantially increase our understanding of the spatial links between terrestrial and aquatic interfaces, improving the research, management, and conservation of river biodiversity and functioning.We would like to thank the Journal Editor and the three referees for their comments and suggestions, which have greatly improved the manuscript. This study was partly funded by the Spanish Ministry of Economy and Competitiveness as part of the RIVERLANDS (Ref: BIA-2012–33572) and HYDRA (Ref: BIA-2015–71197) projects. Alexia MarĂ­a GonzĂĄlez-Ferreras is supported by a predoctoral research grant (Ref: BES-2013–065770) from the Spanish Ministry of Economy and Competitiveness, and JosĂ© BarquĂ­n was supported by a Ramon y Cajal grant (Ref: RYC-2011–08313) from the Spanish Ministry of Economy and Competitiveness. We would like to thank the Government of Cantabria, the Principado de Asturias and the forest guards of the study areas for providing useful information. We would also like to acknowledge the Interautonomic Consortium of the Picos de Europa National Park and the Biodiversity Foundation from the Ministry of Agriculture, Food and Environment, for their advice and project support. Finally, we would also like to thank all the people involved in the field data collection, and those who read an early draft of the manuscript and suggested several improvements. The data and the data sources used in this study are cited and explained in the text. Readers can obtain further information about the data supporting the analysis and conclusions by contacting the corresponding author
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