1,070 research outputs found

    Self-Made Writer: A Grounded Theory Investigation of Writing Development Without Writing Instruction in a Charlotte Mason Home School

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    The aim of this study was to explore how one adult who learned at home under the holistic methods of Charlotte Mason developed as a writer when this model eschews direct instruction in composition. The participant in the study developed exemplary writing skills despite the fact that the teaching methods of the parent did not conform to state standards, nor even to techniques typically accepted as best practices by such organizations as the International Reading Association (IRA) and the National Association for the Education of Young Children (NAEYC). As states across the nation are adopting and implementing the Common Core, which includes many standards that are developmentally inappropriate, this is a timely study that begs a fresh review of how children learn to write. The researcher used grounded theory (Corbin & Strauss, 2008) to attempt to establish how this student learned to write well without conventional instruction in composition. Theoretical sampling of the student, his mother, and work samples from his school years, as well as a qualitative analysis of documents found on the Ambleside Online website, were used to formulate and propose a theory about elements that contributed to writing development in this context. The resulting Grounded Theory of Personal Integration consists of three pieces: Immersion, Integration, and Expression. The subject was immersed in quality literature and an atmosphere that valued reading. He read copiously on a wide variety of subjects throughout his school years. Many skills such as spelling, language usage, and vocabulary were absorbed tacitly. The formal study of grammar, which took place in middle and high school, only made explicit the things he already knew implicitly through his reading. There were varying degrees to which he formed relationships with ideas, books, and authors. Some were merely appreciated, while others were fully integrated into his person as he chose to immerse himself further in the work of particular authors. The ideas and writing styles that were integrated emerged naturally in his expression in the form of creative play, oral composition, and, later, written composition

    Racial and ethnic disparities in cervical cancer screening from three U.S. healthcare settings

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    INTRODUCTION: This study sought to characterize racial and ethnic disparities in cervical cancer screening and follow-up of abnormal findings across 3 U.S. healthcare settings. METHODS: Data were from 2016 to 2019 and were analyzed in 2022, reflecting sites within the Multi-level Optimization of the Cervical Cancer Screening Process in Diverse Settings & Populations Research Center, part of the Population-based Research to Optimize the Screening Process consortium, including a safety-net system in the southwestern U.S., a northwestern mixed-model system, and a northeastern integrated healthcare system. Screening uptake was evaluated among average-risk patients (i.e., no previous abnormalities) by race and ethnicity as captured in the electronic health record, using chi-square tests. Among patients with abnormal findings requiring follow-up, the proportion receiving colposcopy or biopsy within 6 months was reported. Multivariable regression was conducted to assess how clinical, socioeconomic, and structural characteristics mediate observed differences. RESULTS: Among 188,415 eligible patients, 62.8% received cervical cancer screening during the 3-year study period. Screening use was lower among non-Hispanic Black patients (53.2%) and higher among Hispanic (65.4%,) and Asian/Pacific Islander (66.5%) than among non-Hispanic White patients (63.5%, all p\u3c0.001). Most differences were explained by the distribution of patients across sites and differences in insurance. Hispanic patients remained more likely to screen after controlling for a variety of clinical and sociodemographic factors (risk ratio=1.14, CI=1.12, 1.16). Among those receiving any screening test, Black and Hispanic patients were more likely to receive Pap-only testing (versus receiving co-testing). Follow-up from abnormal results was low for all groups (72.5%) but highest among Hispanic participants (78.8%, p\u3c0.001). CONCLUSIONS: In a large cohort receiving care across 3 diverse healthcare settings, cervical cancer screening and follow-up were below 80% coverage targets. Lower screening for Black patients was attenuated by controlling for insurance and site of care, underscoring the role of systemic inequity. In addition, it is crucial to improve follow-up after abnormalities are identified, which was low for all populations

    Morpholino-mediated Knockdown of DUX4 Toward Facioscapulohumeral Muscular Dystrophy Therapeutics

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    Derepression of DUX4 in skeletal muscle has emerged as a likely cause of pathology in facioscapulohumeral muscular dystrophy (FSHD). Here we report on the use of antisense phosphorodiamidate morpholino oligonucleotides to suppress DUX4 expression and function in FSHD myotubes and xenografts. The most effective was phosphorodiamidate morpholino oligonucleotide FM10, which targets the polyadenylation signal of DUX4. FM10 had no significant cell toxicity, and RNA-seq analyses of FSHD and control myotubes revealed that FM10 down-regulated many transcriptional targets of DUX4, without overt off-target effects. Electroporation of FM10 into FSHD patient muscle xenografts in mice also down-regulated DUX4 and DUX4 targets. These findings demonstrate the potential of antisense phosphorodiamidate morpholino oligonucleotides as an FSHD therapeutic option

    Reduction in ventral striatal activity when anticipating a reward in depression and schizophrenia: a replicated cross-diagnostic finding.

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    In the research domain framework (RDoC), dysfunctional reward expectation has been proposed to be a cross-diagnostic domain in psychiatry, which may contribute to symptoms common to various neuropsychiatric conditions, such as anhedonia or apathy/avolition. We used a modified version of the Monetary Incentive Delay (MID) paradigm to obtain functional MRI images from 22 patients with schizophrenia, 24 with depression and 21 controls. Anhedonia and other symptoms of depression, and overall positive and negative symptomatology were also measured. We hypothesized that the two clinical groups would have a reduced activity in the ventral striatum when anticipating reward (compared to anticipation of a neutral outcome) and that striatal activation would correlate with clinical measures of motivational problems and anhedonia. Results were consistent with the first hypothesis: two clusters in both the left and right ventral striatum were found to differ between the groups in reward anticipation. Post-hoc analysis showed that this was due to higher activation in the controls compared to the schizophrenia and the depression groups in the right ventral striatum, with activation differences between depression and controls also seen in the left ventral striatum. No differences were found between the two patient groups, and there were no areas of abnormal cortical activation in either group that survived correction for multiple comparisons. Reduced ventral striatal activity was related to greater anhedonia and overall depressive symptoms in the schizophrenia group, but not in the participants with depression. Findings are discussed in relation to previous literature but overall are supporting evidence of reward system dysfunction across the neuropsychiatric continuum, even if the specific clinical relevance is still not fully understood. We also discuss how the RDoC approach may help to solve some of the replication problems in psychiatric fMRI research.Supported by the Wellcome Trust Institutional Strategic Support Fund [097814/Z/11], a MRC Clinician Scientist [G0701911], a Brain and Behavior Research Foundation Young Investigator, and an Isaac Newton Trust award to Dr Murray; an award to Dr Segarra from the Secretary for Universities and Research of the Ministry of Economy and Knowledge of the Government of Catalonia and the European Union; by the University of Cambridge Behavioural and Clinical Neuroscience Institute, funded by a joint award from the Medical Research Council [G1000183]and Wellcome Trust [093875/Z/10/Z]; by awards from the Wellcome Trust [095692] and the Bernard Wolfe Health Neuroscience Fund to Dr. Fletcher, and by the Cambridge NIHR Biomedical Research Centre.This is the final version of the article. It first appeared from Frontiers via http://dx.doi.org/10.3389/fpsyg.2015.0128

    Acu-TENS Reduces Breathlessness during Exercise in People with Chronic Obstructive Pulmonary Disease

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    Background. Exertional dyspnoea limits level of physical activity in people with Chronic Obstructive Pulmonary Disease (COPD). This randomized, double-blinded, crossover study evaluated the effect of Acu-TENS, application of Transcutaneous Electrical Nerve Stimulation on acupoints, on breathlessness during exercise in people with COPD. Methods. Twenty-one participants, mean% predicted FEV1  50±21%, attended assessment followed by two intervention days, one week apart. On each intervention day, participants performed two endurance shuttle walk tests (ESWT) (Walk 1 and Walk 2). Walk 1 was performed without intervention and Walk 2 was performed with either Acu-TENS or Sham-TENS, in random order, for 45 minutes before and during Walk 2. Duration of each ESWT and dyspnoea score at isotime of Walk 1 and Walk 2 on each intervention day were compared. Between-group differences in ESWT duration and isotime dyspnoea were also compared. Results. At isotime of Walk 1 and Walk 2, Acu-TENS showed significant reduction in dyspnoea of −0.8 point (95% CI −0.2 to −1.4) but not in Sham-TENS [0.1 point (95% CI −0.4 to 0.6)]. Compared to Sham-TENS, Acu-TENS showed significant reduction in dyspnoea of −0.9 point (95% CI −0.2 to −1.6) while no between-group significance was found in ESWT duration. Conclusion. Acu-TENS alleviated dyspnoea during walking in people with COPD but did not increase walking duration

    Concepts in Animal Parasitology, Part 2: Protozoa, Myxozoa, Mesozoa

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    Part II: Protozoa, Myxozoa, Mesozoa, chapters 9-14, pages 105-141, in Concepts in Animal Parasitology. 2024. Scott L. Gardner and Sue Ann Gardner, editors. Zea Books, Lincoln, Nebraska, United States; part II doi: 10.32873/unl.dc.ciap072 Protozoa: Apicomplexa Chapter 9: The Coccidia Proper: Important Apicomplexa Other than Haemoprotozoa by Donald W. Duszynski, pages 105-139 Chapter 10: Haemosporida (Order): The “Malaria Parasites” by Susan L. Perkins and Spencer C. Galen, pages 140-155 Protozoa: Trypanosomatidae Chapter 11: Trypanosoma (Genus) by Ana Maria Jansen, Samanta C. Chagas Xavier, and AndrĂ© Luiz Rodrigues Roque, pages 156-181 Chapter 12: Leishmania (Genus) and Leishmaniasis by Mary Ann McDowell and Jennifer Robichaud, pages 182-205 Myxozoa Chapter 13: Myxozoa (Subphylum) by Terrence L. Miller, pages 207-215 Mesozoa Chapter 14: Mesozoa (Phylum Dicyemida and Phylum Orthonectida) by Sarah R. Catalano, pages 216-22

    Help-Seeking Behavior in Victims of Elder Abuse: A Systematic Review

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    Elder abuse has become increasingly relevant for intervention and study in the context of an aging population. One of the major barriers to progress in the field is underreporting of elder abuse by victims. This systematic literature review aimed to synthesize the available findings regarding victims’ help-seeking behavior to inform practice, understand the limits of the evidence, and identify research gaps. A comprehensive search of published and unpublished literature was undertaken, and studies were included if they addressed help-seeking behavior from the perspective of elder abuse victims aged 60 and older. A total of 19 studies met inclusion criteria for review. Findings are presented as a narrative synthesis organized according to help-seeking barriers, facilitators, sources of help, the responses of others, and the characteristics of victims more likely to seek help. Although barriers and sources of help received detailed attention across all studies, findings regarding victim characteristics and facilitators for and responses to help-seeking were limited. The results suggest that there are many barriers to help-seeking and that some victims only seek help when the abuse is perceived as unbearable or they fear for their safety. Results are discussed in relation to implications for intervention, including suggestions to enhance help-seeking behavior. Future research should identify facilitators of help-seeking among victims of elder abuse and victim characteristics associated with early disclosure. Research efforts should frame help-seeking as a continuing process and study ways in which the responses of others may impact future help-seeking or service engagement
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