173 research outputs found

    Irish Methodism and servant leadership ā€“ a vision of ministry for the twenty-first century

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    The fundamental concern of this thesis is to articulate a vision for ministry in Irish Methodism for the twenty-first century based on the theory and practice of Servant Leadership. It will show how Servant Leadership offers the most effective framework for the development of ordained ministry in the Irish Methodist Church. Chapter One presents the research methodologies utilised in the thesis. These include historical analysis of sources, a review of literary resources and empirical methodologies. The latter includes thematic analysis of qualitative data and the presentation of findings gathered from semi-structured interviews. Chapter Two identifies the unique context of the origins and development of Irish Methodism in contrast to English Methodism. This detailed historical analysis shows the radical differences in context between Ireland and England and simultaneously illustrates the symbiotic relationship between these two branches of Methodism. Chapter Three addresses the themes of ministry and leadership. It draws deeply on primary sources in the Irish Methodist historical archive, Edgehill House Belfast. The chapter outlines the evolving nature of ordained ministry and considers the challenges facing the contemporary Irish Methodist Church. Chapter Four surveys the definitions of servant leadership to unearth their unique and creative insights for an original vision of ministry. The chapter argues that the servant leadership commitment to the development of people is fundamental to the practice of ministry. Chapter Five presents the empirical data drawn from eighteen semi-structured interviews with ordained ministers. These interviews explore the participantsā€™ ministry experience, perceptions of leadership, and understanding of servant leadership. Chapter Six discusses the findings of the research. It asserts that servant leadership provides an innovative framework for understanding the role of the contemporary Methodist minister. It claims confidently that this framework enables ministers to lead congregations and facilitate growth in the twenty-first century Irish Methodist Church

    Influence of salinity and cadmium on the volume of Pacific herring eggs

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    Changes in total volume and volume of the yolk and perivitelline space of Pacific herring eggs were examined throughout incubation at 5Ā°C in relation to salinity of the incubation medium (5, 20, 35ā€° S), and after exposure to cadmium (0.05ā€“10 ppm Cd) at 20ā€° S. After fertilization and filling of the perivitelline space there was a decline in total egg volume in all salinities until 60ā€“80 hr after fertilization. There followed a period of relative stability of total volume (100ā€“240 hr), then a slow decline until hatching (240ā€“618 hr). There was an inverse relation, between egg volume and salinity at all stages of egg development. Eggs transferred from 20ā€° to 5 or 35ā€° S, 87.4 hr after fertilization (90% blastodermal overgrowth of the yolk), showed only minor changes in total egg volume within the period of relative stability (100ā€“240 hr). Prior to 80 hr, changes in egg volume appeared primarily to be simpleadjustments to prevailing osmotic and ionic conditions, modified, however, by presumed irreversible changes induced in the egg in relation to salinity experience at, and shortly after, fertilization. Subsequently, between 80ā€“100 hr, egg volume appears to becomeregulated, commencing in the interval between late blastodermal overgrowth and blastopore closure. Yolk volume declined after fertilization, reached a minimum 40ā€“60 hr after fertilization, increased to 100 hr, then decreased in the period of relative stability of total volume ā€” presumably in relation to rapid growth of the embryo. In the latter period, yolk volume appeared resistant to change when eggs are transferred from 20 ā€° to 5 or 35 ā€° S, 87.4 hr, after fertilization. Volume of the perivitelline space reached a maximum after fertilization, then decreased until about 100 hr; between 100 and 240 hr it increased rapidly and was influenced only in a minor way by salinity changes in the incubation medium 87.4 hr after fertilization. Eggs exposed to cadmium in the interval between 1/2 and 30 hr after fertilization showed major reductions in total egg volume; total volume in the period of relative stability (100ā€“240 hr) was much reduced and normal volume was not recovered after removal of such eggs to uncontaminated water at 30 hr

    Laserska desorpcijskoā€“ionizacijska masena spektroskopija potpomognuta sa C60

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    An application of C60-assisted laser desorption/ionization mass spectrometry of two organic samples including insulin (5734 Da), bovine albumin (66 000 Da) and a heteropoly inorganic system: phosphotungstic acid H3PO4(WO3)12ƗH2O, is presented. A nitrogen laser (337 nm) on a linear tandem time-of-flight mass spectrometer is used for the observation of the laser-power dependence of mass spectra.Opisuje se primjena laserske desorpcijskoā€“ionizacijske masene spektroskopije sa dva organska pripravka, insulin (5734 Da) sa crijevnim albuminom (66 000 Da), te heteropolni anorganski sistem od fosforovolframske kiseline, H3PO4(WO3)12ƗH2O. Primijenjen je duÅ”ikov laser pri linearnom tandem masenom spektrometru s mjerenjem vremena proleta i proučavana je ovisnost masenih spektara o snazi laserskog snopa. Pokazano je da se tehnika slojeva sa C60 kao substratom za desorpciju organskih ili neorganskih molekula, može primijeniti kao alternativna dobro poznatoj MALDI metodi

    Very preterm infants engage in an intervention to train their control of attention: results from the feasibility study of the Attention Control Training (ACT) randomised trial

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    Background Very premature birth (gestational age between 28 and 31 + 6ā€‰weeks) is associated with increased risk of cognitive delay and attention deficit disorder, which have been linked to anomalies in the development of executive functions (EFs) and their precursors. In particular, very preterm (VP) infants display anomalies in controlling attention and gathering task-relevant information. Early interventions that support attention control may be pivotal in providing a secure base for VP childrenā€™s later attainments. The Attention Control Training (ACT) is a cognitive training intervention that targets infantsā€™ abilities to select visual information according to varying task demands but had not been tested in VP infants. We conducted a feasibility study to test the processes we intend to use in a trial delivering the ACT to VP infants. Methods and design We tested recruitment and retention of VP infants and their families in a randomised trial, as well as acceptability and completion of baseline and outcome measures. To evaluate these aims, we used descriptive quantitative statistics and qualitative methods to analyse feedback from infantsā€™ caregivers. We also investigated the quality of eye-tracking data collected and indicators of infantsā€™ engagement in the training, using descriptive statistics. Results Twelve VP infants were recruited, and 10 (83%) completed the study. Participantsā€™ parents had high education attainment. The rate of completion of baseline and outcome measures was optimal. VP infants demonstrated engagement in the training, completing on average 84ā€‰min of training over three visits, and displaying improved performance during this training. Eye-tracking data quality was moderate, but this did not interfere with infantsā€™ engagement in the training. Discussion The results suggest the ACT can be delivered to VP infants. However, challenges remain in recruitment of numerous and diverse samples. We discuss strategies to overcome these challenges informed by results of this study. Trial registration Registered Registration ID: NCT03896490. Retrospectively registered at Clinical Trials Protocol Registration and Results System (clinicaltrials.gov)

    Salt and Water Retention Is Associated with Microinflammation and Endothelial Injury in Chronic Kidney Disease

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    BACKGROUND: Progressive chronic kidney disease (CKD) inevitably leads to salt and water retention and disturbances in the macro-and microcirculation. OBJECTIVES: We hypothesize that salt and water dysregulation in advanced CKD may be linked to inflammation and microvascular injury pathways. METHODS: We studied 23 CKD stage 5 patients and 11 healthy controls (HC). Tissue sodium concentration was assessed using 23Sodium magnetic resonance (MR) imaging. Hydration status was evaluated using bioimpedance spectroscopy. A panel of inflammatory and endothelial biomarkers was also measured. RESULTS: CKD patients had fluid overload (FO) when compared to HC (overhydration index: CKDĀ = 0.5 Ā± 1.9 L vs. HC = -0.5 Ā± 1.0 L; p = 0.03). MR-derived tissue sodium concentrations were predominantly higher in the subcutaneous (SC) compartment (median [interquartile range] CKD = 22.4 mmol/L [19.4-31.3] vs. HC = 18.4 mmol/L [16.6-21.3]; p = 0.03), but not the muscle (CKD = 24.9 Ā± 5.5 mmol/L vs. HC = 22.8 Ā± 2.5 mmol/L; p = 0.26). Tissue sodium in both compartments correlated to FO (muscle: r = 0.63, p < 0.01; SC: rs = 0.63, p < 0.01). CKD subjects had elevated levels of vascular cell adhesion molecule (p < 0.05), tumor necrosis factor-alpha (p < 0.01), and interleukin (IL)-6 (p = 0.01) and lower levels of vascular endothelial growth factor-C (p = 0.04). FO in CKD was linked to higher IL-8 (r = 0.51, p < 0.05) and inversely associated to E-selectin (r = -0.52, p = 0.01). Higher SC sodium was linked to higher intracellular adhesion molecule (ICAM; rs = 0.54, p = 0.02). CONCLUSION: Salt and water accumulation in CKD appears to be linked with inflammation and endothelial activation pathways. Specifically IL-8, E-Selectin (in FO), and ICAM (in salt accumulation) may be implicated in the pathophysiology of FO and merit further investigation
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