239 research outputs found

    Matérialité linguistique du genre en cantonais. Comment découper la réalité ?

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    International audienceGender varies through time and space. Similarly, the linguistic arrangement of gender varies through languages. This paper addresses how this arrangement is transposed from a language to another. To answer this question, two theoretical moves are needed. First, it requires to abandon a referentialist understanding of language as a mere representation of reality. Rather, it requires questioning how gender takes a linguistic materiality, how it is institutionalized and normalized in language. Second, it requires to abandon the notion of genderless language to analyze how linguistic gender cut off our categorization, through various linguistic levels. Linguistic gender is indeed first a semantic notion, more or less grammaticalized.Based on these notions of transposition and graduation, this paper offers a description of gender in Cantonese, a so-called genderless language. Through a comparison between English and Cantonese, it outlines the linguistic embodiment of gender signification in Cantonese and English.Tout comme le genre diffĂšre dans le temps et l’espace, l’agencement linguistique du genre diffĂšre d’une langue Ă  l’autre. On peut alors se demander comment la forme du genre se transpose d’une langue Ă  l’autre. Poser cette question requiert d’effectuer deux dĂ©calages. D’abord, en se dĂ©calant d’une lecture rĂ©fĂ©rentialiste qui comprend la langue comme une reprĂ©sentation du rĂ©el. On se demandera donc plutĂŽt comment le genre se matĂ©rialise, s’institue et, partant, se normalise en langue. Ensuite, il faut pour rĂ©pondre Ă  cette question abandonner la notion de langue sans genre, pour plutĂŽt repĂ©rer la dĂ©coupe linguistique du genre, quelle que soit les formes qu’elle prenne, en menant une analyse qui embrasse les diffĂ©rents niveaux linguistiques : le genre linguistique est en premier lieu une notion sĂ©mantique qui est plus ou moins grammaticalisĂ©, suivant les langues.À partir de ce postulat de la graduation et de la transposition du genre, cet article propose une description du genre en cantonais, une de ces fameuses langues sans genre qui disent un monde oĂč le genre existe. À travers la comparaison de l’anglais, autre langue dite sans genre, et du cantonais, se dessine alors une incarnation linguistique de la signification du genre en cantonais et en anglais

    Utility of CD123 immunohistochemistry in differentiating lupus erythematosus from cutaneous T cell lymphoma

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    Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/149293/1/his13817_am.pdfhttps://deepblue.lib.umich.edu/bitstream/2027.42/149293/2/his13817.pd

    Clinical application of a cancer genomic profiling assay to guide precision medicine decisions

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    AIM: Develop and apply a comprehensive and accurate next-generation sequencing based assay to help clinicians to match oncology patients to therapies. MATERIALS and METHODS: The performance of the CANCERPLEX(R) assay was assessed using DNA from well-characterized routine clinical formalin-fixed paraffin-embedded (FFPE) specimens and cell lines. RESULTS: The maximum sensitivity of the assay is 99.5% and its accuracy is virtually 100% for detecting somatic alterations with an allele fraction of as low as 10%. Clinically actionable variants were identified in 93% of patients (930 of 1000) who underwent testing. CONCLUSION: The test\u27s capacity to determine all of the critical genetic changes, tumor mutation burden, microsatellite instability status and viral associations has important ramifications on clinical decision support strategies, including identification of patients who are likely to benefit from immune checkpoint blockage therapies

    CYLD mutation characterizes a subset of HPV-positive head and neck squamous cell carcinomas with distinctive genomics and frequent cylindroma-like histologic features

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    Mutations in the tumor suppressor CYLD, known to be causative of cylindromas, were recently described in a subset of high-risk (hr) HPV-positive head and neck squamous cell carcinomas (HNSCC). Pathologic and genetic characterization of these CYLD-mutant carcinomas, however, remains limited. Here, we investigated whether CYLD mutations characterize a histopathologically and genomically distinct subset of hrHPV-positive HNSCC. Comprehensive genomic profiling via hybrid capture-based DNA sequencing was performed on 703 consecutive head and neck carcinomas with hrHPV sequences, identifying 148 unique cases (21%) harboring CYLD mutations. Clinical data, pathology reports, and histopathology were reviewed. CYLD mutations included homozygous deletions (n = 61/148; 41%), truncations (n = 52; 35%), missense (n = 26; 18%) and splice-site (n = 9; 6%) mutations, and in-frame deletion (n = 1; 1%). Among hrHPV-positive HNSCC, the CYLD-mutant cohort showed substantially lower tumor mutational burden than CYLD-wildtype cases (n = 555) (median 2.6 vs. 4.4 mut/Mb, p \u3c 0.00001) and less frequent alterations in PIK3CA (11% vs. 34%, p \u3c 0.0001), KMT2D (1% vs. 16%, p \u3c 0.0001), and FBXW7 (3% vs. 11%, p = 0.0018). Male predominance (94% vs. 87%), median age (58 vs. 60 years), and detection of HPV16 (95% vs. 89%) were similar. On available histopathology, 70% of CYLD-mutant HNSCC (98/141 cases) contained hyalinized material, consistent with basement membrane inclusions, within crowded aggregates of tumor cells. Only 7% of CYLD-wildtype cases demonstrated this distinctive pattern (p \u3c 0.0001). Histopathologic patterns of CYLD-mutant HNSCC lacking basement membrane inclusions included nonkeratinizing (n = 22, 16%), predominantly nonkeratinizing (nonkeratinizing SCC with focal maturation; n = 10, 7%), and keratinizing (n = 11, 8%) patterns. The latter two groups showed significantly higher frequency of PTEN alterations compared with other CYLD-mutant cases (38% [8/21] vs. 7% [8/120], p = 0.0004). Within our cohort of hrHPV-positive HNSCCs, CYLD mutations were frequent (21%) and demonstrated distinctive clinical, histopathologic, and genomic features that may inform future study of prognosis and treatment

    Mental health and wellbeing during the COVID-19 pandemic : the affective, behavioural and cognitive responses across the Scottish population

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    The purpose of the research is to investigate how the COVID-19 pandemic impacts the mental health and wellbeing of the Scottish population. The aim is to understand the psychological impact of the pandemic on different demographic groups (gender, age, and employment status). The research also focuses on people who may be more vulnerable to the pandemic in multiple ways, namely those with long-term physical and mental health conditions and single-parent families

    Gaze–mouse coordinated movements and dependency with coordination demands in tracing.

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    Eye movements have been shown to lead hand movements in tracing tasks where subjects have to move their fingers along a predefined trace. The question remained, whether the leading relationship was similar when tracing with a pointing device, such as a mouse; more importantly, whether tasks that required more or less gaze–mouse coordination would introduce variation in this pattern of behaviour, in terms of both spatial and temporal leading of gaze position to mouse movement. A three-level gaze–mouse coordination demand paradigm was developed to address these questions. A substantial dataset of 1350 trials was collected and analysed. The linear correlation of gaze–mouse movements, the statistical distribution of the lead time, as well as the lead distance between gaze and mouse cursor positions were all considered, and we proposed a new method to quantify lead time in gaze–mouse coordination. The results supported and extended previous empirical findings that gaze often led mouse movements. We found that the gaze–mouse coordination demands of the task were positively correlated to the gaze lead, both spatially and temporally. However, the mouse movements were synchronised with or led gaze in the simple straight line condition, which demanded the least gaze–mouse coordination

    Multi-Temporal Analysis and Scaling Relations of 100,000,000,000 Network Packets

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    Our society has never been more dependent on computer networks. Effective utilization of networks requires a detailed understanding of the normal background behaviors of network traffic. Large-scale measurements of networks are computationally challenging. Building on prior work in interactive supercomputing and GraphBLAS hypersparse hierarchical traffic matrices, we have developed an efficient method for computing a wide variety of streaming network quantities on diverse time scales. Applying these methods to 100,000,000,000 anonymized source-destination pairs collected at a network gateway reveals many previously unobserved scaling relationships. These observations provide new insights into normal network background traffic that could be used for anomaly detection, AI feature engineering, and testing theoretical models of streaming networks.Comment: 6 pages, 6 figures,3 tables, 49 references, accepted to IEEE HPEC 202

    Performance of Three-Biomarker Immunohistochemistry for Intrinsic Breast Cancer Subtyping in the AMBER Consortium

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    Classification of breast cancer into intrinsic subtypes has clinical and epidemiologic importance. To examine accuracy of immunohistochemistry (IHC)-based methods for identifying intrinsic subtypes, a three-biomarker IHC panel was compared to the clinical record and RNA-based intrinsic (PAM50) subtypes

    Doctors' personal health care choices: A cross-sectional survey in a mixed public/private setting

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    <p>Abstract</p> <p>Background</p> <p>Among Western countries, it has been found that physicians tend to manage their own illnesses and tend not have their own independent family physicians. This is recognized as a significant issue for both physicians and, by extension, the patients under their care, resulting in initiatives seeking to address this. Physicians' personal health care practices in Asia have yet to be documented.</p> <p>Methods</p> <p>An anonymous cross-sectional postal questionnaire survey was conducted in Hong Kong, China. All 9570 medical practitioners in Hong Kong registered with the Hong Kong Medical Council in 2003 were surveyed. Chi-square tests and logistic regression models were applied.</p> <p>Results</p> <p>There were 4198 respondents to the survey; a response rate of 44%. Two-thirds of respondents took care of themselves when they were last ill, with 62% of these self-medicating with prescription medication. Physicians who were graduates of Hong Kong medical schools, those working in general practice and non-members of the Hong Kong College of Family Physicians were more likely to do so. Physician specialty was found to be the most influential reason in the choice of caregiver by those who had ever consulted another medical practitioner. Only 14% chose consultation with a FM/GP with younger physians and non-Hong Kong medical graduates having a higher likelihood of doing so. Seventy percent of all respondents believed that having their own personal physician was unnecessary.</p> <p>Conclusion</p> <p>Similar to the practice of colleagues in other countries, a large proportion of Hong Kong physicians self-manage their illnesses, take self-obtained prescription drugs and believe they do not need a personal physician. Future strategies to benefit the medical care of Hong Kong physicians will have to take these practices and beliefs into consideration.</p
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