12 research outputs found

    Analysis of Perceptions of Adult Education Practices in University Extension

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    Higher Educatio

    Molecular mechanisms of cell death: recommendations of the Nomenclature Committee on Cell Death 2018.

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    Over the past decade, the Nomenclature Committee on Cell Death (NCCD) has formulated guidelines for the definition and interpretation of cell death from morphological, biochemical, and functional perspectives. Since the field continues to expand and novel mechanisms that orchestrate multiple cell death pathways are unveiled, we propose an updated classification of cell death subroutines focusing on mechanistic and essential (as opposed to correlative and dispensable) aspects of the process. As we provide molecularly oriented definitions of terms including intrinsic apoptosis, extrinsic apoptosis, mitochondrial permeability transition (MPT)-driven necrosis, necroptosis, ferroptosis, pyroptosis, parthanatos, entotic cell death, NETotic cell death, lysosome-dependent cell death, autophagy-dependent cell death, immunogenic cell death, cellular senescence, and mitotic catastrophe, we discuss the utility of neologisms that refer to highly specialized instances of these processes. The mission of the NCCD is to provide a widely accepted nomenclature on cell death in support of the continued development of the field

    Consequences of bullying on adolescents’ mental health in Germany : comparing face-to-face bullying and cyberbullying

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    The present study explored whether face-to-face bullying (physical as well as relational), cyberbullying, and teachers’ bullying have a negative impact on adolescent’s mental health and whether there are gender differences. Analyses are based on a representative cross-sectional standardised survey of 10,638 students of the nineth grade of one federal state of Germany. Findings show that psychological cyberbullying is most strongly associated with poor mental health for both boys and girls. Relational bullying by classmates as well as by teachers also show a significant correlation with poor mental health. For girls, there appears to be an additional relationship between sexual cyberbullying and mental health. Physical forms of bullying were not found to be associated with mental health. Implications for research are discussed

    Emotional knowing in nursing practice: In the encounter between life and death

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    Patients, next of kin and nurses in surgical wards often raise existential questions in the encounter between life and death. Nurses’ emotional knowing at this encounter is crucial. Consequently, this study's purpose was to analyse and describe nurses’ emotional knowing to reveal (a) how this knowing is expressed in daily work and (b) what emotions, thoughts and actions this knowing includes. This study used combined ethnographic and hermeneutic methodologies. Data were collected using participant observations, informal conversations and interviews. We found that nurses’ emotional knowing could be interpreted in relation to various rooms of emotions, thoughts and actions. Nurses’ judgements formed these rooms. They strived to do things correctly in the normative room; created a safe, secure milieu for patients and next of kin in the safety–security room; and questioned their actions in the critical room. They created affinity for co-operation that benefitted encounters with patients in their affinity room. And they demonstrated sensitivity and compassion to patients and next of kin; sensitivity and compassion were particularly evident in the closeness room. In our main interpretation, we found that nurses’ judgements in various rooms (emotional knowing) constitute an expression of practical wisdom (phronesis) in nursing practice

    Absence of anti-hypocretin receptor 2 autoantibodies in post pandemrix narcolepsy cases.

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    BACKGROUND:A recent publication suggested molecular mimicry of a nucleoprotein (NP) sequence from A/Puerto Rico/8/1934 (PR8) strain, the backbone used in the construction of the reassortant strain X-179A that was used in Pandemrix® vaccine, and reported on anti-hypocretin (HCRT) receptor 2 (anti-HCRTR2) autoantibodies in narcolepsy, mostly in post Pandemrix® narcolepsy cases (17 of 20 sera). In this study, we re-examined this hypothesis through mass spectrometry (MS) characterization of Pandemrix®, and two other pandemic H1N1 (pH1N1)-2009 vaccines, Arepanrix® and Focetria®, and analyzed anti-HCRTR2 autoantibodies in narcolepsy patients and controls using three independent strategies. METHODS:MS characterization of Pandemrix® (2 batches), Arepanrix® (4 batches) and Focetria® (1 batch) was conducted with mapping of NP 116I or 116M spectrogram. Two sets of narcolepsy cases and controls were used: 40 post Pandemrix® narcolepsy (PP-N) cases and 18 age-matched post Pandemrix® controls (PP-C), and 48 recent (≤6 months) early onset narcolepsy (EO-N) cases and 70 age-matched other controls (O-C). Anti-HCRTR2 autoantibodies were detected using three strategies: (1) Human embryonic kidney (HEK) 293T cells with transient expression of HCRTR2 were stained with human sera and then analyzed by flow cytometer; (2) In vitro translation of [35S]-radiolabelled HCRTR2 was incubated with human sera and immune complexes of autoantibody and [35S]-radiolabelled HCRTR2 were quantified using a radioligand-binding assay; (3) Optical density (OD) at 450 nm (OD450) of human serum immunoglobulin G (IgG) binding to HCRTR2 stably expressed in Chinese hamster ovary (CHO)-K1 cell line was measured using an in-cell enzyme-linked immunosorbent assay (ELISA). RESULTS:NP 116M mutations were predominantly present in all batches of Pandemrix®, Arepanrix® and Focetria®. The wild-type NP109-123 (ILYDKEEIRRIWRQA), a mimic to HCRTR234-45 (YDDEEFLRYLWR), was not found to bind to DQ0602. Three or four subjects were found positive for anti-HCRTR2 autoantibodies using two strategies or the third one, respectively. None of the post Pandemrix® narcolepsy cases (0 of 40 sera) was found positive with all three strategies. CONCLUSION:Anti-HCRTR2 autoantibody is not a significant biological feature of narcolepsy or of post Pandemrix® autoimmune responses
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