18 research outputs found

    Community mental health nursing and dementia care: Practice perspectives

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    Community mental health nursing and dementia care: Practice perspective

    Key issues in evolving dementia care: International theory-based policy and practice

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    Key issues in evolving dementia care: International theory-based policy and practic

    Health economics, healthcare funding and service evaluation: International and Australian perspectives

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    Health economics, healthcare funding and service evaluation: International and Australian perspective

    Additional file 1: Table S1. of How do case managers spend time on their functions and activities?

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    Potential significant factors associated with frequency ratings of nine case management activities. Table S2. Frequency ratings of all 41 case management activities by profession. (DOCX 59 kb

    Only a Small Fraction of Igα Is Phosphorylated following BCR Stimulation

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    <p>Aliquots of wild-type A20IIA1.6 cells were surface-biotinylated and then stimulated through the BCR for the indicated times. Following lysis, cells were precipitated with strepavidin, 4G10, or anti-Igα antibodies. Precipitations were resolved by SDS-PAGE, transferred to nylon membrane and immunoblotted sequentially with 4G10 (A) and then anti-Igα antibodies (B). Results of a typical experiment are presented ( <i>n</i> = 3). Arrows denote Igα. </p

    The Availability of Psychological Services for Aged Care Residents in Australia: A Survey of Facility Staff

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    Objective: rates of depression and anxiety are high among older adults in residential aged care facilities (RACFs). This study examined the extent to which psychological services are made available to facility residents in Australia, and investigated barriers to accessing such services. Method: the sample consisted of 90 senior staff from a random sample of RACFs. Participants completed self-report questionnaires regarding their perspectives on the availability of psychological services and potential barriers to access psychological services. Results: access to psychological services was poor. Psychologists were employed at a rate only one third that of other providers of mental health services. Residents were rarely referred to psychologists or to psychological treatments. The most important barriers to access, as perceived by participants, were the low availability of psychologists specialising in treating older adults, lack of government funding for such access, and limited staff training in detecting depression and anxiety. Conclusion: access to psychologists and psychological services remains poor in Australian residential aged care settings. Such access may be improved by developing a workforce of clinical geropsychologists, improving funding mechanisms for residents to access psychological services, and addressing staff knowledge about depression and anxiety

    Inhibiting BCR Internalization Has Minimal Effect on Signaling

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    <p>In (A–C), A20IIA1.6 wild-type- or dn-dynamin-expressing cells were stimulated with anti-IgG for the indicated times (min). (A) Total cell lysates were immunoblotted with 4G10. (B) BLNK, Igα, or PLCγ2 immunoprecipitates were resolved by SDS-PAGE and then immunoblotted as indicated. (C) Total cell lysates were immunoblotted with phospho-specific antibodies to Erk, Jnk, or p38. Membranes were then stripped and reprobed with antibodies against Erk, Jnk, or p38 as indicated. (D) Cells were stimulated with decreasing amounts of anti-IgG (shown in μg/ml) for 3 min. Cells were then assayed for Erk activation as in (C).</p

    Direct Visualization of BCR Complexes Containing Igα Phospho-Y <sup>204</sup>

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    <p>(A) A20IIA1.6 cells expressing PDGFR chimeric receptors containing the cytosolic tail of either Igα or Igα<sup>YΔF204</sup> were stimulated through the chimera with FITC-conjugated antibodies for 10 min, fixed, permeabilized, and counterstained with PE-BLNK-SH2 (SH2). Cells were then visualized using confocal microscopy. (B) BLNK<sup>kd</sup> cells were stimulated with Cy5-conjugated anti-IgG antibodies for 10 min. Samples were then fixed, permeabilized, counterstained with PE-BLNK-SH2, and visualized by confocal microscopy. Typical results are shown ( <i>n</i> = 150 cells from three independent experiments). (C) Purified BLNK<sup>−/−</sup> splenic B cells were stimulated with FITC-conjugated anti-IgM F(ab)<sub>2</sub> fragments for 10 or 15 min and then fixed, permeabilized, counterstained with PE-BLNK-SH2, and visualized by confocal microscopy. Small arrowheads indicate internalized non-phosphorylated BCR complexes while large arrowheads indicate locations of phosphorylated surface BCRs. </p

    Mathematical Analysis of Interrelationships between Antigen Receptor Signaling and Internalization

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    <div><p>(A) Schematic representation of the exclusive and independent models of BCR phosphorylation and internalization. The independent model includes all the reactions in the exclusive model plus the additional ones indicated. Eliminating the sequestration reaction corresponds to clathrin deletion while eliminating the removal reaction corresponds to dn-dynamin (see <a href="http://www.plosbiology.org/article/info:doi/10.1371/journal.pbio.0040200#s3" target="_blank">discussion</a>). (B) Extent of phosphorylation for wild-type (red), dn-dynamin (green), and clathrin mutant scenarios (blue). (C) Maximal signaling through the BCR, as assayed by Igα phosphorylation, as a function of ligand avidity. A comparison of exclusive (red) and independent (green) signaling and internalization models is provided (inset). </p> <p>Time to maximum BCR signal intensity as a function of ligand avidity as predicted for the exclusive (red) and independent (green) models. The parameters used to generate the figure are <i>k</i><sub>off</sub> = 2.0 min<sup>−1</sup>, <i>k</i><sub>+a</sub> = <i>k</i><sub>–a</sub> = 4.0 min<sup>−1</sup>, <i>k</i><sub>+s</sub> = 8.0 min<sup>−1</sup>, <i>k</i><sub>–s</sub> = 4.0 min<sup>−1</sup>, <i>k</i><sub>p</sub> = 10.0 min<sup>−1</sup>, <i>k</i><sub>r</sub> = 5.0 min<sup>−1</sup>, <i>k</i><sub>c</sub> = 4.0 min<sup>−1</sup>, <i>k</i><sub>d</sub> = 2.0 min<sup>−1</sup>, and <i>k</i><sub>g</sub> = 2.0 min<sup>−1</sup>; <i>K</i><sub>i</sub> = <i>K</i><sub>M</sub> = 0.1 in units such that the initial BCR concentration is unity. The rate parameters were selected to give for the wild-type a maximum phosphorylation of about 10% at 2–3 min and decay on the order of 10 min. In the case of the non-exclusive model, we substitute either <i>k</i><sub>p</sub> = 12.0 min<sup>−1</sup> (faster phosphorylation), <i>k</i><sub>c</sub> = 2.0 min<sup>−1</sup> (slower sequester) or <i>k</i><sub>d</sub> = 8.0 min<sup>−1</sup> with <i>k</i><sub>g</sub> = 4.0 min<sup>−1</sup> (faster removal) to maintain the same maximum integrated phosphorylation to facilitate comparison. Data for scaled <i>k</i><sub>d</sub> and <i>k</i><sub>g</sub> are shown; scaled <i>k</i><sub>p</sub> and <i>k</i><sub>c</sub> give qualitatively similar behavior. </p></div
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