101 research outputs found

    Q Methodology as an evaluation tool: Evaluating coaching and mentoring in the pastoral ministry

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    It has been said that evaluating coaching/mentoring interventions is notoriously difficult (Klasen & Clutterbuck, 2002). In addition, evaluation in the pastoral ministry is difficult where objective outcomes are problematic to identify. Arguably the desirable outcomes are growth, development and self-efficacy of the pastor. Formative evaluation asks: does the coaching/mentoring environment provide conditions that promote or hinder growth and development? This data is best provided by subjective self-reporting of recipients. A Q-sort was devised to assess subjective experiences and impact of coaching/mentoring environments. The factor analysis identified three coaching/mentoring environments. Q Methodology is demonstrated to be a useful evaluation tool

    Anglo American Corporation and the South African state : a contextual analysis of annual reports 1917-1975

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    Purpose: This paper examines the complex and shifting relationship between the Anglo American Corporation (Anglo) and the South African State (“the State”) as reflected in Anglo’s annual reports. Design/methodology/approach: This paper builds on research on the role of annual reports in ideological conflict. To examine the ongoing relationship between Anglo and the State, we read all the annual reports published by Anglo American from 1917 to 1975, looking for instances in which the corporation appeared to be attempting to address, criticize, compliment, or implore the State. Findings: During the period under study, despite the apparent struggles between the South African State and Anglo American, the relationship between the two was primarily symbiotic. The symbolic confrontation engaged in by these two behemoths perpetuated the real, physical violence perpetrated on the oppressed workers. By appearing to be a liberal opponent of apartheid, Anglo was able to ensure continued investment in South Africa. Social implications: The examination of decades’ worth of annual reports provide an example of how these supposedly neutral instruments were used to contest and sustain power. Thereby, Anglo could continue to exploit workers, reap enormous profits, and maintain a fiction of opposition to the oppressive State. The State also benefited from its support of Anglo, which provided a plurality of tax revenue and economic expansion during the period. Originality/value: This paper provides insights into the ways the State and other institutions sustain each other in the pursuit of economic and political power in the face of visible and widely condemned injustices. Although they frequently contested each other’s primacy, both benefited while black South African miners suffered

    Early Recognition and Management of Side Effects Related to Systemic Anticancer Therapy for Advanced Breast Cancer

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    Objectives: Advances in science and technology have meant there are numerous treatment options available for people with advanced breast cancer (ABC). However, each therapeutic approach can cause side effects or adverse events, which can significantly affect the person's quality of life, overall well-being, and, in some instances, safety. This report presents an overview of the common side effects of systemic anticancer therapy and ways to manage them. Data Sources: Data sources include peer-reviewed articles sourced in electronic databases and national and international best practice guidelines (ESMO, ASCO, and MASCC guidelines). Conclusion: Systemic anticancer therapies have side effects that healthcare professionals need to know about to monitor and manage them in early stages. Nurses play an important role in patient education, early identification, monitoring, and management of treatment side effects. Implications for Nursing Practice: People with ABC face many challenges during their treatment journey. Oncology nurses, specialist nurses, and nurse practitioners can be of support by providing preventive measures and side effects management at an early stage. Nurses need to have a good understanding of toxicity management but also advanced tumor-specific cancer knowledge of the different subtypes of ABC and holistic assessment skills. They are also key to providing support and enhancing self-management and early recognition of side effects. (c) 2023 The Author(s). Published by Elsevier Inc. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/

    Early recognition and management of side effects related to systemic anticancer therapy for advanced breast cancer

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    Objectives: Advances in science and technology have meant there are numerous treatment options available for people with advanced breast cancer (ABC). However, each therapeutic approach can cause side effects or adverse events, which can significantly affect the person's quality of life, overall well-being, and, in some instances, safety. This report presents an overview of the common side effects of systemic anticancer therapy and ways to manage them. Data Sources: Data sources include peer-reviewed articles sourced in electronic databases and national and international best practice guidelines (ESMO, ASCO, and MASCC guidelines). Conclusion: Systemic anticancer therapies have side effects that healthcare professionals need to know about to monitor and manage them in early stages. Nurses play an important role in patient education, early identification, monitoring, and management of treatment side effects. Implications for Nursing Practice: People with ABC face many challenges during their treatment journey. Oncology nurses, specialist nurses, and nurse practitioners can be of support by providing preventive measures and side effects management at an early stage. Nurses need to have a good understanding of toxicity management but also advanced tumor-specific cancer knowledge of the different subtypes of ABC and holistic assessment skills. They are also key to providing support and enhancing self-management and early recognition of side effects

    NIK-dependent RelB Activation Defines a Unique Signaling Pathway for the Development of Vα14i NKT Cells

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    A defect in RelB, a member of the Rel/nuclear factor (NF)-κB family of transcription factors, affects antigen presenting cells and the formation of lymphoid organs, but its role in T lymphocyte differentiation is not well characterized. Here, we show that RelB deficiency in mice leads to a selective decrease of NKT cells. RelB must be expressed in an irradiation-resistant host cell that can be CD1d negative, indicating that the RelB expressing cell does not contribute directly to the positive selection of CD1d-dependent NKT cells. Like RelB-deficient mice, aly/aly mice with a mutation for the NF-κB–inducing kinase (NIK), have reduced NKT cell numbers. An analysis of NK1.1 and CD44 expression on NKT cells in the thymus of aly/aly mice reveals a late block in development. In vitro, we show that NIK is necessary for RelB activation upon triggering of surface receptors. This link between NIK and RelB was further demonstrated in vivo by analyzing RelB+/− × aly/+ compound heterozygous mice. After stimulation with α-GalCer, an antigen recognized by NKT cells, these compound heterozygotes had reduced responses compared with either RelB+/− or aly/+ mice. These data illustrate the complex interplay between hemopoietic and nonhemopoietic cell types for the development of NKT cells, and they demonstrate the unique requirement of NKT cells for a signaling pathway mediated by NIK activation of RelB in a thymic stromal cell

    Polymerase II Promoter Strength Determines Efficacy of microRNA Adapted shRNAs

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    Since the discovery of RNAi and microRNAs more than 10 years ago, much research has focused on the development of systems that usurp microRNA pathways to downregulate gene expression in mammalian cells. One of these systems makes use of endogenous microRNA pri-cursors that are expressed from polymerase II promoters where the mature microRNA sequence is replaced by gene specific duplexes that guide RNAi (shRNA-miRs). Although shRNA-miRs are effective in directing target mRNA knockdown and hence reducing protein expression in many cell types, variability of RNAi efficacy in cell lines has been an issue. Here we show that the choice of the polymerase II promoter used to drive shRNA expression is of critical importance to allow effective mRNA target knockdown. We tested the abundance of shRNA-miRs expressed from five different polymerase II promoters in 6 human cell lines and measured their ability to drive target knockdown. We observed a clear positive correlation between promoter strength, siRNA expression levels, and protein target knockdown. Differences in RNAi from the shRNA-miRs expressed from the various promoters were particularly pronounced in immune cells. Our findings have direct implications for the design of shRNA-directed RNAi experiments and the preferred RNAi system to use for each cell type

    Seizure-Related Gene 6 (Sez-6) in Amacrine Cells of the Rodent Retina and the Consequence of Gene Deletion

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    Background: Seizure-related gene 6 (Sez-6) is expressed in neurons of the mouse brain, retina and spinal cord. In the cortex, Sez-6 plays a role in specifying dendritic branching patterns and excitatory synapse numbers during development. Methodology/Principal Findings: The distribution pattern of Sez-6 in the retina was studied using a polyclonal antibody that detects the multiple isoforms of Sez-6. Prominent immunostaining was detected in GABAergic, but not in All glycinergic, amacrine cell subpopulations of the rat and mouse retina. Amacrine cell somata displayed a distinct staining pattern with the Sez-6 antibody: a discrete, often roughly triangular-shaped bright spot positioned between the nucleus and the apical dendrite superimposed over weaker general cytoplasmic staining. Displaced amacrines in the ganglion cell layer were also positive for Sez-6 and weaker staining was occasionally observed in neurons with the morphology of alpha ganglion cells. Two distinct Sez-6 positive strata were present in the inner plexiform layer in addition to generalized punctate staining. Certain inner nuclear layer cells, including bipolar cells, stained more weakly and diffusely than amacrine cells, although some bipolar cells exhibited a perinuclear "bright spot" similar to amacrine cells. In order to assess the role of Sez-6 in the retina, we analyzed the morphology of the Sez-6 knockout mouse retina with immunohistochemical markers and compared ganglion cell dendritic arbor patterning in Sez-6 null retinae with controls. The functional importance of Sez-6 was assessed by dark-adapted paired-flash electroretinography (ERG). Conclusions: In summary, we have reported the detailed expression pattern of a novel retinal marker with broad cell specificity, useful for retinal characterization in rodent experimental models. Retinal morphology, ganglion cell dendritic branching and ERG waveforms appeared normal in the Sez-6 knockout mouse suggesting that, in spite of widespread expression of Sez-6, retinal function in the absence of Sez-6 is not affected
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