35 research outputs found

    Frontline experiences of delivering remote mental health supports during the COVID-19 pandemic in Scotland : innovations, insights and lessons learned from mental health workers

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    COVID-19 restrictions drove rapid adaptations to service delivery and new ways of working within Scotland’s mental health sector. This study explores mental health workers’ (MHWs’) experiences of delivering their services remotely. Twenty participants, who had worked in mental health professions in the National Health Service (NHS) in Scotland throughout the COVID-19 pandemic, took part in online semi-structured interviews. Data was transcribed then analysed using an inductive thematic analysis. Two major themes are reported: (1) ‘Improved Flexibility for both MHWs and Service Users’ and (2) ‘Teletherapies Challenge Therapeutic Boundaries’. In relation to (1) virtual platforms were seen as vital in maintaining patient care throughout the COVID-19 pandemic and a valuable resource for service users (SUs) who had previously struggled with mobility or social anxieties when accessing face-to-face services. Some MHWs’ also noted benefits for their productivity and comfort. Regarding (2) MHWs highlighted that whilst conducting teletherapies from home, work-life boundaries became blurred and, in some instances, typically comforting spaces became associated with the traumatic content discussed by SUs. These stressors seemed to be compounded by MHWs’ isolation, as they were less able to draw upon their colleagues for support. Further, confidentiality could not be assured, as MHWs and SUs alike had to accommodate their family members. These findings highlight important insights from MHWs in adapting to rapid changes in mental health working practices, particularly in relation to the challenges of delivering quality, safe and equitable services and the increased use of teletherapies. Such insights are vital in informing service developments and supporting future pandemic preparedness across a range of healthcare contexts and countries seeking to adopt hybrid models of mental health service delivery

    What have we learned about what works in sustaining mental health care and support services during a pandemic? Transferable insights from the COVID-19 response

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    Efforts have been made to adapt the delivery of mental health care and support services to the demands of COVID-19. Here we detail the perspectives and experiences of mental health workers (MHWs), in relation to what they found helpful when adapting mental health services during the COVID-19 pandemic and responding to its demands. We were interested in exploring what has helped to support MHWs' own health and wellbeing given that staff wellbeing is central to sustaining the delivery of quality mental health services moving forward. Individual interviews were conducted with MHWs (n = 30) during the third COVID-19 lockdown. Interviews were audio-recorded, transcribed and managed using NVIVO. Qualitative data was analyzed using an inductive thematic approach. Three major themes were created, which emphasized the importance of: (1) 'self-care and peer support (checking in with each other)', (2) 'team cohesion and collaboration' and (3) 'visible and supportive management and leadership (new ways of working)'. Our findings emphasize the importance of individual, team and systems-based support in helping MHWs maintain their own wellbeing, whilst adapting and responding to the challenges in providing mental health care and support during this pandemic. Guidance and direction from management, with adaptive leadership in providing sustained, efficient, and equitable delivery of mental healthcare, is essential. Our findings support future policy, research and mental health practice developments through sharing important salutogenic lessons learned and transferable insights which may help with preparedness for future pandemic

    Comparing genetic diversity in three threatened oaks

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    Genetic diversity is a critical resource for species’ survival during times of environmental change. Conserving and sustainably managing genetic diversity requires understanding the distribution and amount of genetic diversity (in situ and ex situ) across multiple species. This paper focuses on three emblematic and IUCN Red List threatened oaks (Quercus, Fagaceae), a highly speciose tree genus that contains numerous rare species and poses challenges for ex situ conservation. We compare the genetic diversity of three rare oak species-Quercus georgiana, Q. oglethorpensis, and Q. boyntonii-to common oaks; investigate the correlation of range size, population size, and the abiotic environment with genetic diversity within and among populations in situ; and test how well genetic diversity preserved in botanic gardens correlates with geographic range size. Our main findings are: (1) these three rare species generally have lower genetic diversity than more abundant oaks; (2) in some cases, small population size and geographic range correlate with genetic diversity and differentiation; and (3) genetic diversity currently protected in botanic gardens is inadequately predicted by geographic range size and number of samples preserved, suggesting non-random sampling of populations for conservation collections. Our results highlight that most populations of these three rare oaks have managed to avoid severe genetic erosion, but their small size will likely necessitate genetic management going forward

    Berkeley Supernova Ia Program I: Observations, Data Reduction, and Spectroscopic Sample of 582 Low-Redshift Type Ia Supernovae

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    In this first paper in a series we present 1298 low-redshift (z\leq0.2) optical spectra of 582 Type Ia supernovae (SNe Ia) observed from 1989 through 2008 as part of the Berkeley SN Ia Program (BSNIP). 584 spectra of 199 SNe Ia have well-calibrated light curves with measured distance moduli, and many of the spectra have been corrected for host-galaxy contamination. Most of the data were obtained using the Kast double spectrograph mounted on the Shane 3 m telescope at Lick Observatory and have a typical wavelength range of 3300-10,400 Ang., roughly twice as wide as spectra from most previously published datasets. We present our observing and reduction procedures, and we describe the resulting SN Database (SNDB), which will be an online, public, searchable database containing all of our fully reduced spectra and companion photometry. In addition, we discuss our spectral classification scheme (using the SuperNova IDentification code, SNID; Blondin & Tonry 2007), utilising our newly constructed set of SNID spectral templates. These templates allow us to accurately classify our entire dataset, and by doing so we are able to reclassify a handful of objects as bona fide SNe Ia and a few other objects as members of some of the peculiar SN Ia subtypes. In fact, our dataset includes spectra of nearly 90 spectroscopically peculiar SNe Ia. We also present spectroscopic host-galaxy redshifts of some SNe Ia where these values were previously unknown. [Abridged]Comment: 34 pages, 11 figures, 11 tables, revised version, re-submitted to MNRAS. Spectra will be released in January 2013. The SN Database homepage (http://hercules.berkeley.edu/database/index_public.html) contains the full tables, plots of all spectra, and our new SNID template

    Daily rhythms in locomotor circuits in Drosophila involve PDF

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    The neuropeptide pigment-dispersing factor (PDF) has been studied extensively in Drosophila, and its role in circadian time-keeping has been firmly established. The role of PDF outside of the clock circuit, however, is poorly understood. A recent study suggested that PDF may act on the ellipsoid body (EB) to link the clock and sleep/activity circuits. We performed whole brain optical imaging with the fluorescence resonance energy transfer (FRET)-based cAMP sensor Epac1-camps expressed under control of the pdfR promoter to address how the clock and sleep deprivation affect the physiology of these cells. Basal cAMP levels in EB were regulated both by PDF and synaptic inputs that are controlled by the circadian clock. Acute application of PDF to the brain caused a significant, and PDF-receptor-dependent, increase in cAMP in EB cells. Application of TTX to block circuit-mediated effects of PDF increased the morning response but not the response at night, implying the existence of a temporally regulated, PDF-stimulated input that blocks cAMP generation. ACh produced both direct (TTX-insensitive) and indirect (TTX-sensitive) increases in cAMP during the day but was totally TTX-insensitive at night, indicating that ACh-stimulated inputs to the EB are suppressed at night. Sleep deprivation did not affect the cAMP responses of these cells to either PDF or ACh. These results suggest a novel role for PDF as a modulator of activity outside of the clock circuit. By elucidating the mechanisms by which the neuropeptide PDF act on its target cells, our work contributes to our understating of how the central clock coordinates activity and sleep.Fil: PĂ­rez, Nicolas. Brandeis University. Department of Biology; Estados Unidos. Consejo Nacional de Investigaciones CientĂ­ficas y TĂŠcnicas. Oficina de CoordinaciĂłn Administrativa Parque Centenario. Instituto de Investigaciones BioquĂ­micas de Buenos Aires. FundaciĂłn Instituto Leloir. Instituto de Investigaciones BioquĂ­micas de Buenos Aires; ArgentinaFil: Christmann, Bethany L.. Brandeis University. Department of Biology; Estados UnidosFil: Griffith, Leslie C.. Brandeis University. Department of Biology; Estados Unido

    Daily rhythms in locomotor circuits in Drosophila

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    Shaking Alone Induces De Novo Conversion of Recombinant Prion Proteins to β-Sheet Rich Oligomers and Fibrils

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    <div><p>The formation of β-sheet rich prion oligomers and fibrils from native prion protein (PrP) is thought to be a key step in the development of prion diseases. Many methods are available to convert recombinant prion protein into β-sheet rich fibrils using various chemical denaturants (urea, SDS, GdnHCl), high temperature, phospholipids, or mildly acidic conditions (pH 4). Many of these methods also require shaking or another form of agitation to complete the conversion process. We have identified that shaking alone causes the conversion of recombinant PrP to β-sheet rich oligomers and fibrils at near physiological pH (pH 5.5 to pH 6.2) and temperature. This conversion does not require any denaturant, detergent, or any other chemical cofactor. Interestingly, this conversion does not occur when the water-air interface is eliminated in the shaken sample. We have analyzed shaking-induced conversion using circular dichroism, resolution enhanced native acidic gel electrophoresis (RENAGE), electron microscopy, Fourier transform infrared spectroscopy, thioflavin T fluorescence and proteinase K resistance. Our results show that shaking causes the formation of β-sheet rich oligomers with a population distribution ranging from octamers to dodecamers and that further shaking causes a transition to β-sheet fibrils. In addition, we show that shaking-induced conversion occurs for a wide range of full-length and truncated constructs of mouse, hamster and cervid prion proteins. We propose that this method of conversion provides a robust, reproducible and easily accessible model for scrapie-like amyloid formation, allowing the generation of milligram quantities of physiologically stable β-sheet rich oligomers and fibrils. These results may also have interesting implications regarding our understanding of prion conversion and propagation both within the brain and via techniques such as protein misfolding cyclic amplification (PMCA) and quaking induced conversion (QuIC).</p></div

    RENAGE of shaking-converted prions under various conditions.

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    <p>A) ShPrP <sup>90–232</sup> oligomers are formed by shaking in pH 5.5, 6.2 and 7.4 buffers, at 350 rpm and 37°C. B) RENAGE after shaking at 350 rpm for 1 day with full length recMoPrP <sup>23–231</sup> (lane 1), truncated recMoPrP <sup>90–231</sup> (lane 2) and C-terminal domain recMoPrP <sup>120–231</sup> (lane 3) and after 2 days with recMoPrP <sup>23–231</sup> (lane 4), truncated recMoPrP <sup>90–231</sup> (lane 5) and C-terminal domain recMoPrP <sup>120–231</sup> (lane 6). Samples in panel B were shaken at 350 rpm and 37°C in pH 6.2 buffer. C) Shaking a 0.6 mL solution of recShPrP<sup>90–232</sup> in a 0.6 mL centrifuge tube without any air or bubbles for two weeks (lane 1) as compared to the same sample of 0.4 mL in a 1.5 mL centrifuge tube (i.e. with air), shaken for one week (lane 2).</p
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