2,349 research outputs found

    Impact of Immigrant Entrepreneurs and Workers in Leisure and Hospitality Businesses: Massachusetts and New England

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    This report examines the role and impact of immigrant entrepreneurs and workers on Leisure and Hospitality businesses in New England, particularly Massachusetts. A significant portion of state economies in New England, especially in Massachusetts, relies heavily on the employment of the foreign-born. As the native workforce ages and population growth declines, businesses are becoming increasingly dependent upon the availability of the foreign-born. This development has facilitated an increasingly significant presence and role of immigrant entrepreneurs in Leisure and Hospitality businesses that is documented for the first time in this report

    Influence of Duration of Homograft on Humoral Responses in Man

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    Elevated titers of natural antibodies have been demonstrated in the sera of patients following transplantation. These humoral responses were thought to be associated with rejection. This concept was challenged by investigators whose studies associated these responses with infection or with injection of heterologous serum. Nevertheless, the possible prognostic significance of these relatively simple tests has continued to evoke interest. This study was undertaken to compare the humoral responses in three different groups of patients with organ transplants in order to evaluate the influence of duration of the homograft and the attendant immunosuppression

    Sex Work and Drug Use in a Subculture of Violence

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    This article examines the subculture of violence thesis as it relates to female street sex workers in Miami. Interview and focus group methods were used to study the intersections of childhood trauma, drug use, and violent victimization among 325 women. Using targeted sampling, crack- and heroin-using sex workers were recruited through street outreach into an HIV-prevention research program. Interviews used standard instrumentation and focused on drug-related and sexual risk for HIV, sex work, violence, childhood trauma, and health status. Nearly half of the respondents reported physical (44.9%) and/ or sexual (50.5%) abuse as children, and over 40% experienced violence from clients in the prior year: 24.9% were beaten, 12.9% were raped, and 13.8% were threatened with weapons. Consistent relationships between historical and current victimization suggest that female sex workers experience a continuing cycle of violence throughout their lives. The policy and research implications of these findings are discussed

    Crisis Leadership During the Great Recession of 2008

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    Understanding leadership characteristics, frameworks, components, and contexts that are beneficial to the guidance of organizational policy is useful for understanding the way in which leaders should act during a crisis. Recessions are common throughout economies; yet, many see recessions as crises. Due to the chaotic nature of economic recessions, leaders must work in conditions of uncertainty, complexity, and volatility. Therefore, using a qualitative phenomenological approach, an examination was conducted on leaders’ lived experiences of the Great Recession of 2008 to further understand the concept of crisis leadership. A discussion is included on the way in which leaders internalize and analyze the crisis and the characteristics and behaviors needed to sustain through the crisis. This research was conducted in 2013

    A Comparative Study of the ReCellÂź Device and Autologous Spit-Thickness Meshed Skin Graft in the Treatment of Acute Burn Injuries.

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    Early excision and autografting are standard care for deeper burns. However, donor sites are a source of significant morbidity. To address this, the ReCellÂź Autologous Cell Harvesting Device (ReCell) was designed for use at the point-of-care to prepare a noncultured, autologous skin cell suspension (ASCS) capable of epidermal regeneration using minimal donor skin. A prospective study was conducted to evaluate the clinical performance of ReCell vs meshed split-thickness skin grafts (STSG, Control) for the treatment of deep partial-thickness burns. Effectiveness measures were assessed to 1 year for both ASCS and Control treatment sites and donor sites, including the incidence of healing, scarring, and pain. At 4 weeks, 98% of the ASCS-treated sites were healed compared with 100% of the Controls. Pain and assessments of scarring at the treatment sites were reported to be similar between groups. Significant differences were observed between ReCell and Control donor sites. The mean ReCell donor area was approximately 40 times smaller than that of the Control (P < .0001), and after 1 week, significantly more ReCell donor sites were healed than Controls (P = .04). Over the first 16 weeks, patients reported significantly less pain at the ReCell donor sites compared with Controls (P ≀ .05 at each time point). Long-term patients reported higher satisfaction with ReCell donor site outcomes compared with the Controls. This study provides evidence that the treatment of deep partial-thickness burns with ASCS results in comparable healing, with significantly reduced donor site size and pain and improved appearance relative to STSG

    Morally Respectful Listening and its Epistemic Consequences

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    What does it mean to listen to someone respectfully, that is, insofar as they are due recognition respect? This paper addresses that question and gives the following answer: it is to listen in such a way that you are open to being surprised. A specific interpretation of this openness to surprise is then defended

    Membrane and synaptic defects leading to neurodegeneration in Adar mutant Drosophila are rescued by increased autophagy

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    BackgroundIn fly brains, the Drosophila Adar (adenosine deaminase acting on RNA) enzyme edits hundreds of transcripts to generate edited isoforms of encoded proteins. Nearly all editing events are absent or less efficient in larvae but increase at metamorphosis; the larger number and higher levels of editing suggest editing is most required when the brain is most complex. This idea is consistent with the fact that Adar mutations affect the adult brain most dramatically. However, it is unknown whether Drosophila Adar RNA editing events mediate some coherent physiological effect. To address this question, we performed a genetic screen for suppressors of Adar mutant defects. Adar5G1 null mutant flies are partially viable, severely locomotion defective, aberrantly accumulate axonal neurotransmitter pre-synaptic vesicles and associated proteins, and develop an age-dependent vacuolar brain neurodegeneration.ResultsA genetic screen revealed suppression of all Adar5G1 mutant phenotypes tested by reduced dosage of the Tor gene, which encodes a pro-growth kinase that increases translation and reduces autophagy in well-fed conditions. Suppression of Adar5G1 phenotypes by reduced Tor is due to increased autophagy; overexpression of Atg5, which increases canonical autophagy initiation, reduces aberrant accumulation of synaptic vesicle proteins and suppresses all Adar mutant phenotypes tested. Endosomal microautophagy (eMI) is another Tor-inhibited autophagy pathway involved in synaptic homeostasis in Drosophila. Increased expression of the key eMI protein Hsc70-4 also reduces aberrant accumulation of synaptic vesicle proteins and suppresses all Adar5G1 mutant phenotypes tested.ConclusionsThese findings link Drosophila Adar mutant synaptic and neurotransmission defects to more general cellular defects in autophagy; presumably, edited isoforms of CNS proteins are required for optimum synaptic response capabilities in the brain during the behaviorally complex adult life stage
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