529 research outputs found

    Detection of the phototoxic dye phloxine B in \u3ci\u3eAnastrepha ludens\u3c/i\u3e (Loew) (Diptera: Tephritidae), \u3ci\u3eApis mellifera\u3c/i\u3e Linnaeus (Hymenoptera: Apidae) and honey

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    A spectrophotometric method for detection of phloxine B, a phototoxic dye proposed as a replacement for malathion bait sprays, in extracted tissues of Anastrepha ludens, Apis mellifera and in honey was developed. Dye detection was increased with a pH change from 6 to 13.7 in tissues or from 3.7 to 8 in honey with 2% sodium hydroxide. An LC 50 of 29.62 ppm phloxine B in 30% sucrose was obtained by feeding honey bees. A predictive model for dye in insect tissues and honey was developed and shown to be 89–92% effective. This study provides a forensic approach to determine if bees were killed or honey was contaminated by phloxine B sprays

    Ethical and safety considerations in the use of virtual intimate partner violence (IPV) supports

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    Intimate partner violence (IPV) is a major public health and societal issue that has been further intensified by the COVID-19 pandemic. IPV impacts individuals, families, and communities worldwide, with women-identified people at highest risk. The COVID-19 pandemic has increased the need for virtual supports for those experiencing IPV, with service providers adjusting service delivery methods to allow for physical distancing. Virtual or online supports (email, text, videoconferencing, apps) can reduce isolation and provide remote IPV social support, advice, and counselling services, yet they remain an area for further study in practice. In particular, little is known about ethical and safety issues that can arise in providing virtual IPV services. Combining recent research and social work experience with people impacted by IPV, the authors present a commentary paper that summarises ethical considerations when using virtual IPV services. After overviewing recent research on virtual IPV services, the paper outlines five key concerns to consider in providing virtual IPV interventions: 1) service provider training and protocols for assessing safety; 2) protecting privacy and identities; 3) maintaining professional boundaries; 4) financial and access barriers; and 5) cultural and service preferences. The paper concludes with policy and practice recommendations for providing virtual IPV services

    Unprotected, Unrecognized: Canadian Immigration Policy and Violence Against Women, 2008-2013

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    The Migrant Mothers Project (MMP) was launched in 2011, as a collaborative research project led by Rupaleem Bhuyan at the University of Toronto in partnership with a network of community stakeholders, legal clinics, community health centres, and grassroots women. The MMP examines how immigration policies contribute to the production of violence against women and creates barriers for women seeking safety and support. In 2013, The Migrant Mothers Project conducted research to understand how immigration and refugee policies impact the safety of immigrants who have a precarious status. Since 2008, the Canadian government has introduced an unprecedented number of legislative and regulatory changes that have impacted immigrants’ and refugees’ access to legal representation, access to social and health services, and pathways to permanent residence. We wanted to understand how immigration policy changes are impacting how community based organizations work with women with precarious immigration status, especially in cases where women are seeking safety from violence. Over the past two decades, anti-violence against women advocates have grappled with intersecting oppressions that impact women’s efforts to flee or recover from violence. When Linda MacLeod and Maria Shin were commissioned by Health Canada to study the service delivery needs of immigrant and refugee women, they emphasized that many immigrants and refugees who are abused are isolated due to language and cultural barriers, racism, the ‘strangeness’ of their environment and the power that their immigration sponsors held over them. Supporting refugee claimants, immigrants who were facing sponsorship breakdown, and developing programs to address language barriers, ethno-cultural differences, and queer and trans people in immigrant communities emerged as key concerns in anti-violence against women programs and services. More recently, organizations have identified immigration status as a pivotal factor that increases vulnerability to abuse and neglect

    Transporting Live Hippoboscids (Diptera)

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    Exploring Shared Trauma in the Time of COVID: A Simulation-Based Survey Study of Mental Health Clinicians

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    From fear of contracting the virus, isolation from physical distancing, to navigating lifework balance, the COVID-19 pandemic is expected to leave long-lasting psychosocial impacts on many. Shared trauma refers to similar psychological reactions to an extraordinary community event when experienced by both the clinicians and clients. We examined the experiences mong mental health clinicians in Canada and the United States (n = 196) in this online survey study during the second phase of the pandemic (Spring 2021). In addition to using traditional survey items (e.g., demographics, scales, and short answers), we also used video-recorded Simulated Clients (SC; i.e., professional actors) as a novel method to elicit the participants’ assessment of the SCs and the psychosocial impacts of the COVID-19 pandemic. Using shared trauma as a theoretical framework, we analyzed both quantitative and qualitative data. Quantitative results suggested that although these mental health clinicians certainly reported experiencing psychosocial impacts of the pandemic themselves, these shared experiences with client and general populations did not greatly impact how they understood the SCs. Qualitative results helped further contextualize the clinicians’ own personal and professional lives. Implications for clinical practice and further research related to shared trauma are discussed

    Methods of Nonequilibrium Statistical Mechanics in Models for Mixing Bulk Components

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    When describing the mechanics of the behavior of bulk materials during their mixing, a theoretical basis for the design of the specified equipment is formed. In recent years, the most well-known methods of modeling this process include the stochastic approach, in the framework of which models of the following types are actively developing: cell, managerial, with time series, energy, etc. Moreover, as a rule, predicting the quality of the finished mixture according to the selected criterion is achieved by using numerical calculation methods based on the generated cyber system. Of particular interest is the use of the energy method from the statistical mechanics of nonequilibrium processes due to the possibility of obtaining analytical simulation results. The paper describes the motion models of bulk components in rarefied flows, which are built on the basis of the energy method and take into account the main characteristics of the studied mixing process

    Building a Multidisciplinary Cochlear Implant Team

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    Cochlear implantation is evolving into a common modality of auditory rehabilitation for the patient with severe to profound sensorineural hearing loss. In order to provide the patient considering cochlear implantation with an understanding of how best to integrate the device into his daily life, adequate evaluation, counseling, and instruction are required. Using the multidisciplinary model, our initial experience has shown that evaluation by specialists in audiology, otolaryngology, speech pathology, pediatric genetics, social work, and child life may lead to better patient and family understanding of cochlear implantation.
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