24 research outputs found

    Designing for Dissemination: Lessons in Message Design from 1-2-3 Pap

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    Despite a large number of evidence-based health communication interventions tested in private, public, and community health settings, there is a dearth of research on successful secondary dissemination of these interventions to other audiences. This article presents the case study of 1-2-3 Pap, a health communication intervention to improve human papillomavirus (HPV) vaccination uptake and Pap testing outcomes in Eastern Kentucky, and explores strategies used to disseminate this intervention to other populations in Kentucky, North Carolina, and West Virginia. Through this dissemination project, we identified several health communication intervention design considerations that facilitated our successful dissemination to these other audiences; these intervention design considerations include (a) developing strategies for reaching other potential audiences, (b) identifying intervention message adaptations that might be needed, and (c) determining the most appropriate means or channels by which to reach these potential future audiences. Using 1-2-3 Pap as an illustrative case study, we describe how careful planning and partnership development early in the intervention development process can improve the potential success of enhancing the reach and effectiveness of an intervention to other audiences beyond the audience for whom the intervention messages were originally designed

    ReFind: design, lived experience and ongoingness in bereavement

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    We describe the design and use of ReFind, a handheld artefact made for people who are bereaved and are ready to re-explore their relationship to the deceased person. ReFind was made within a project seeking to develop new ways to curate and create digital media to support ongoingness – an active, dynamic component of continuing bonds. We draw on bereavement theory and care championing practices that enable a continued sense of connection between someone bereaved and a person who has died. We present the design development of ReFind and the lived experience of the piece by the first author. We discuss our wider methodology which includes autobiographical design and reflections on if and how the piece supported ongoing connections, the challenges faced, and insights gained

    Decitabine Response in Breast Cancer Requires Efficient Drug Processing and Is Not Limited by Multidrug Resistance

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    Dysregulation of DNA methylation is an established feature of breast cancers. DNA demethylating therapies like decitabine are proposed for the treatment of triple-negative breast cancers (TNBC) and indicators of response need to be identified. For this purpose, we characterized the effects of decitabine in a panel of 10 breast cancer cell lines and observed a range of sensitivity to decitabine that was not subtype specific. Knockdown of potential key effectors demonstrated the requirement of deoxycytidine kinase (DCK) for decitabine response in breast cancer cells. In treatment-naïve breast tumors, DCK was higher in TNBCs, and DCK levels were sustained or increased post chemotherapy treatment. This suggests that limited DCK levels will not be a barrier to response in patients with TNBC treated with decitabine as a second-line treatment or in a clinical trial. Methylome analysis revealed that genome-wide, region-specific, tumor suppressor gene–specific methylation, and decitabine-induced demethylation did not predict response to decitabine. Gene set enrichment analysis of transcriptome data demonstrated that decitabine induced genes within apoptosis, cell cycle, stress, and immune pathways. Induced genes included those characterized by the viral mimicry response; however, knockdown of key effectors of the pathway did not affect decitabine sensitivity suggesting that breast cancer growth suppression by decitabine is independent of viral mimicry. Finally, taxol-resistant breast cancer cells expressing high levels of multidrug resistance transporter ABCB1 remained sensitive to decitabine, suggesting that the drug could be used as second-line treatment for chemoresistant patients
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