1,139 research outputs found

    Embedding Justice: Shaming Rituals in Reintegrative Justice Systems: Spain, California, and New South Wales

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    This research explores alternative justice processes that activate culturally specific rituals intending to reintegrate the offender back into the community. This study uses an ethnographic research design that began on the Camino de Santiago in northern Spain in 2012 and expanded to therapeutic justice programs amidst varying political-cultural contexts in California and New South Wales, Australia. The analysis expands upon theory on rituals of reintegrative shaming in restorative justice settings and forwards the concept of “Embedding Justice.” Embedding Justice is the symbolic activation of cultural beliefs and values through justice rituals undergone at the community level. I illustrate the ritual mechanisms shared across these three sites in Embedding Justice shaming rituals and consider their implications for the study of reintegrative justice

    Activation of pluripotency genes in human fibroblast cells by a novel mRNA based approach

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    Background: Several methods have been used to induce somatic cells to re-enter the pluripotent state. Viral transduction of reprogramming genes yields higher efficiency but involves random insertions of viral sequences into the human genome. Although induced pluripotent stem (iPS) cells can be obtained with the removable PiggyBac transposon system or an episomal system, both approaches still use DNA constructs so that resulting cell lines need to be thoroughly analyzed to confirm they are free of harmful genetic modification. Thus a method to change cell fate without using DNA will be very useful in regenerative medicine. Methodology/Principal Findings: In this study, we synthesized mRNAs encoding OCT4, SOX2, cMYC, KLF4 and SV40 large T (LT) and electroporated them into human fibroblast cells. Upon transfection, fibroblasts expressed these factors at levels comparable to, or higher than those in human embryonic stem (ES) cells. Ectopically expressed OCT4 localized to the cell nucleus within 4 hours after mRNA introduction. Transfecting fibroblasts with a mixture of mRNAs encoding all five factors significantly increased the expression of endogenous OCT4, NANOG, DNMT3 beta, REX1 and SALL4. When such transfected fibroblasts were also exposed to several small molecules (valproic acid, BIX01294 and 5'-aza-2'-deoxycytidine) and cultured in human embryonic stem cell (ES) medium they formed small aggregates positive for alkaline phosphatase activity and OCT4 protein within 30 days. Conclusion/Significance: Our results demonstrate that mRNA transfection can be a useful approach to precisely control the protein expression level and short-term expression of reprogramming factors is sufficient to activate pluripotency genes in differentiated cells

    Effective mass and quantum lifetime in a Si/Si0.87Ge0.13/Si two-dimensional hole gas

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    Measurements of Shubnikov de Haas oscillations in the temperature range 0.3–2 K have been used to determine an effective mass of 0.23 m0 in a Si/Si0.87Ge0.13/Si two-dimensional hole gas. This value is in agreement with theoretical predictions and with that obtained from cyclotron resonance measurements. The ratio of the transport time to the quantum lifetime is found to be 0.8. It is concluded that the 4 K hole mobility of 11 000 cm2 V−1 s−1 at a carrier sheet density of 2.2×1011 cm−2 is limited by interface roughness and short-range interface charge scattering

    Quantum key distribution over multicore fiber

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    We present the first quantum key distribution (QKD) experiment over multicore fiber. With space division multiplexing, we demonstrate that weak QKD signals can coexist with classical data signals launched at full power in a 53 km 7-core fiber, while showing negligible degradation in performance. Based on a characterization of intercore crosstalk, we perform additional simulations highlighting that classical data bandwidths beyond 1Tb/s can be supported with high speed QKD on the same fiber.S.J.K. acknowledges support from the EPSRC CDT in Photonic Systems Development

    Views of institutional leaders on maintaining humanism in today’s practice

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    Objective To explore leadership perspectives on how to maintain high quality efficient care that is also person-centered and humanistic. Methods The authors interviewed and collected narrative transcripts from a convenience sample of 32 institutional healthcare leaders at seven U.S. medical schools. The institutional leaders were asked to identify factors that either promoted or inhibited humanistic practice. A subset of authors used the constant comparative method to perform qualitative analysis of the interview transcripts. They reached thematic saturation by consensus on the major themes and illustrative examples after six conference calls. Results Institutional healthcare leaders supported vision statements, policies, organized educational and faculty development programs, role modeling including their own, and recognition of informal acts of kindness to promote and maintain humanistic patient-care. These measures were described individually rather than as components of a coordinated plan. Few healthcare leaders mentioned plans for organizational or systems changes to promote humanistic clinician-patient relationships. Conclusions Institutional leaders assisted clinicians in dealing with stressful practices in beneficial ways but fell short of envisaging systems approaches that improve practice organization to encourage humanistic care

    How Physicians Draw Satisfaction and Overcome Barriers in their Practices: “It Sustains Me”

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    Objective Major reorganizations of medical practice today challenge physicians’ ability to deliver compassionate care. We sought to understand how physicians who completed an intensive faculty development program in medical humanism sustain their humanistic practices. Methods Program completers from 8 U.S. medical schools wrote reflections in answer to two open-ended questions addressing their personal motivations and the barriers that impeded their humanistic practice and teaching. Reflections were qualitatively analyzed using the constant comparative method. Results Sixty-eight physicians (74% response rate) submitted reflections. Motivating factors included: 1) identification with humanistic values; 2) providing care that they or their family would want; 3) connecting to patients; 4) passing on values through role modelling; 5) being in the moment. Inhibiting factors included: 1) time, 2) stress, 3) culture, and 4) episodic burnout. Conclusions Determination to live by one’s values, embedded within a strong professional identity, allowed study participants to alleviate, but not resolve, the barriers. Collaborative action to address organizational impediments was endorsed but found to be lacking. Practice implications Fostering fully mature professional development among physicians will require new skills and opportunities that reinforce time-honored values while simultaneously partnering with others to nurture, sustain and improve patient care by addressing system issues
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