37 research outputs found

    When Money Canā€™t Be Avoided: Helping Money Avoidant Widows Using the Changes and Grief Model (FTA Best Paper Award)

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    Widows represent one of the fastest-growing demographics due to the global COVID-19 pandemic. Many widows also lost their familyā€™s financial manager because more men hold the role of household financial manager. When their spouse dies, the widow can experience unhealthy attitudes towards finances and financial anxiety. The Changes and Grief Model for Financial Guidance pairs financial therapy techniques and inquiry methods, such as The Work of Byron KatieĀ®, with the grief process and the change cycle. Using this model enables financial practitioners, mental health practitioners, and financial therapists to recognize the stage of grief the widow is experiencing and use the proper financial therapy modalities to support the money-avoidant widow. The model presented will provide the process to deepen client relationships through meaningful communication while compassionately supporting money-avoidant widows through financial decisions during the difficult initial stages of grief

    The Effects of Protein Kinase C Beta II Peptide Modulation on Superoxide Release in Rat Polymorphonuclear Leukocytes

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    Phorbol 12-myristate 13-acetate (PMA; a diacylglycerol mimetic) is known to augment polymorphonuclear leukocyte (PMN) superoxide (SO) release via protein kinase C (PKC) activation. However, the role of PKC beta II (Ī²II) mediating this response is not known. Itā€™s known that myristic acid (myr-) conjugation facilitates intracellular delivery of the cargo sequence, and that putative PKCĪ²II activator and inhibitor peptides work by augmenting or attenuating PKCĪ²II translocation to cell membrane substrates (e.g. NOX-2). Therefore, we hypothesize that myr- conjugated PKCĪ²II peptide-activator (N-myr-SVEIWD; myr-PKCĪ²+) would increase PMA-induced rat PMN SO release, whereas, myr-PKCĪ²II peptide-inhibitor (N-myr-SLNPEWNET; myr-PKCĪ²-) would attenuate this response compared to non-drug treated controls. Rat PMNs (5x106) were incubated for 15min at 370C in the presence/absence of myr-PKCĪ²+/- (20 Ī¼M) or SO dismutase (SOD;10Ī¼g/mL; n=8) as positive control. PMA (100nM) induced PMN SO release was measured spectrophotometrically at 550nm via reduction of ferricytochrome c for 390 sec. PMN SO release increased absorbance to 0.39Ā±0.04 in non-drug treated controls (n=28), and 0.49Ā±0.05 in myr-PKCĪ²+(n=16). This response was significantly increased from 180 seconds to 240 seconds (p\u3c0.05). By contrast, myr-PKCĪ²- (0.26Ā±0.03; n=14) significantly attenuated PMA-induced SO release compared to non-drug controls and myr-PKCĪ²+ (p\u3c0.05). SOD-treated samples showed \u3e90% reduction of PMA-induced SO release and was significantly different from all groups (p\u3c0.01). Cell viability ranged between 94Ā± to 98Ā±2% in all groups as determined by 0.2% trypan blue exclusion. Preliminary results suggest that myr-PKCĪ²- significantly attenuates PMA-induced SO release, whereas myr-PKCĪ²+ significantly augments PMA-induced SO release, albeit transiently. Additional dose response and western blot experiments are planned with myr-PKCĪ²+/- in PMA-induced PMN SO release assays. This research was supported by the Department of Bio-Medical Sciences and the Division of Research at PCOM and by Young Therapeutics, LLC

    Protein Kinase C Beta II Peptide Inhibitor Elicits Robust Effects on Attenuating Myocardial Ischemia/Reperfusion Injury

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    Reperfusion injury contributes to myocardial tissue damage following a heart attack partly due to the generation of reactive oxygen species (ROS) upon cardio-angioplasty. Protein kinase C beta II (PKCĪ²II) inhibition during reperfusion with peptide inhibitor (N-myr-SLNPEWNET; PKCĪ²II-) decreases ROS release and leukocyte infiltration in rat hind-limb and myocardial ischemia/reperfusion (I/R) studies, respectively. However, the role of activating PKCĪ²II during reperfusion has not been previously determined. In this study, we hypothesize that myristoylated (myr)-PKCĪ²II- will decrease infarct size and improve post-reperfused cardiac function compared to untreated controls, whereas PKCĪ²II peptide activator (N-myr-SVEIWD; myr-PKCĪ²II+) will show no improvement compared to control. Myristoylation of PKCĪ²II peptides facilitate their entry into the cell in order to affect PKCĪ²II activity by either augmenting or attenuating its translocation to cell membrane proteins, such as NOX-2. Isolated perfused rat hearts were subjected to global I(30min)/R(50min) and infused with myr-PKCĪ²II+ (20Ī¼M; n=9), myr-PKCĪ²II- (20ĀµM; n=8), or plasma (control; n=9) at reperfusion. Hearts were frozen (-20oC), sectioned and stained using 1% triphenyltetrazolium chloride to differentiate necrotic tissue. The measurement of Left ventricular (LV) cardiac function was determined using a pressure transducer and infarct size was calculated as percent dead tissue vs. total heart tissue weight. Myr-PKCĪ²II- significantly improved LV end-diastolic pressure 37Ā±7 mmHg compared to control (58Ā±5; p\u3c0.01) and myr-PKCĪ²II+ (58Ā±4; p\u3c0.01). Myr-PKCĪ²II- significantly reduced infarct size to 14Ā±3% compared to control (26Ā±5%; p\u3c0.01), while myr-PKCĪ²II+ (25Ā±3%) showed no difference. The data indicate that myr-PKCĪ²II- may be a putative treatment to reduce myocardial reperfusion injury when given to heart attack patients during cardio-angioplasty. Future studies are planned to determine infarct size by Image J analysis

    Comprehensive and integrated district health systems strengthening: the Rwanda Population Health Implementation and Training (PHIT) Partnership

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    Background: Nationally, health in Rwanda has been improving since 2000, with considerable improvement since 2005. Despite improvements, rural areas continue to lag behind urban sectors with regard to key health outcomes. Partners In Health (PIH) has been supporting the Rwanda Ministry of Health (MOH) in two rural districts in Rwanda since 2005. Since 2009, the MOH and PIH have spearheaded a health systems strengthening (HSS) intervention in these districts as part of the Rwanda Population Health Implementation and Training (PHIT) Partnership. The partnership is guided by the belief that HSS interventions should be comprehensive, integrated, responsive to local conditions, and address health care access, cost, and quality. The PHIT Partnership represents a collaboration between the MOH and PIH, with support from the National University of Rwanda School of Public Health, the National Institute of Statistics, Harvard Medical School, and Brigham and Womenā€™s Hospital. Description of intervention The PHIT Partnershipā€™s health systems support aligns with the World Health Organizationā€™s six health systems building blocks. HSS activities focus across all levels of the health system ā€” community, health center, hospital, and district leadership ā€” to improve health care access, quality, delivery, and health outcomes. Interventions are concentrated on three main areas: targeted support for health facilities, quality improvement initiatives, and a strengthened network of community health workers. Evaluation design The impact of activities will be assessed using population-level outcomes data collected through oversampling of the demographic and health survey (DHS) in the intervention districts. The overall impact evaluation is complemented by an analysis of trends in facility health care utilization. A comprehensive costing project captures the total expenditures and financial inputs of the health care system to determine the cost of systems improvement. Targeted evaluations and operational research pieces focus on specific programmatic components, supported by partnership-supported work to build in-country research capacity. Discussion Building on early successes, the work of the Rwanda PHIT Partnership approach to HSS has already seen noticeable increases in facility capacity and quality of care. The rigorous planned evaluation of the Partnershipā€™s HSS activities will contribute to global knowledge about intervention methodology, cost, and population health impact

    Oral literature in South Africa: 20 years on

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    I offer a retrospective on the field of orality and performance studies in South Africa from the perspective of 2016, assessing what has been achieved, what may have happened inadvertently or worryingly, what some of the significant implications have been, what remain challenges, and how we may think of, or rethink, orality and performance studies in a present and future that are changing at almost inconceivable pace.DHE

    Learning to Produce Syllabic Speech Sounds via Reward-Modulated Neural Plasticity.

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    At around 7 months of age, human infants begin to reliably produce well-formed syllables containing both consonants and vowels, a behavior called canonical babbling. Over subsequent months, the frequency of canonical babbling continues to increase. How the infant's nervous system supports the acquisition of this ability is unknown. Here we present a computational model that combines a spiking neural network, reinforcement-modulated spike-timing-dependent plasticity, and a human-like vocal tract to simulate the acquisition of canonical babbling. Like human infants, the model's frequency of canonical babbling gradually increases. The model is rewarded when it produces a sound that is more auditorily salient than sounds it has previously produced. This is consistent with data from human infants indicating that contingent adult responses shape infant behavior and with data from deaf and tracheostomized infants indicating that hearing, including hearing one's own vocalizations, is critical for canonical babbling development. Reward receipt increases the level of dopamine in the neural network. The neural network contains a reservoir with recurrent connections and two motor neuron groups, one agonist and one antagonist, which control the masseter and orbicularis oris muscles, promoting or inhibiting mouth closure. The model learns to increase the number of salient, syllabic sounds it produces by adjusting the base level of muscle activation and increasing their range of activity. Our results support the possibility that through dopamine-modulated spike-timing-dependent plasticity, the motor cortex learns to harness its natural oscillations in activity in order to produce syllabic sounds. It thus suggests that learning to produce rhythmic mouth movements for speech production may be supported by general cortical learning mechanisms. The model makes several testable predictions and has implications for our understanding not only of how syllabic vocalizations develop in infancy but also for our understanding of how they may have evolved

    Mindfulness-related differences in neural response to own infant negative versus positive emotion contexts

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    Mindfulness is thought to promote well-being by shaping the way people respond to challenging social-emotional situations. Current understanding of how this occurs at the neural level is based on studies of response to decontextualized emotion stimuli that may not adequately represent lived experiences. In this study, we tested relations between mothers' dispositional mindfulness and neural responses to their own infant in different emotion-eliciting contexts. Mothers (nā€Æ=ā€Æ25) engaged with their 3-month-old infants in videorecorded tasks designed to elicit negative (arm restraint) or positive (peekaboo) emotion. During a functional MRI session, mothers were presented with 15-s clips from these recordings, and dispositional mindfulness scores were used to predict their neural responses to arm restraintā€Æ>ā€Æpeekaboo videos. Mothers higher in nonreactivity showed relatively lower activation to their infantsā€™ arm restraint compared to peekaboo videos in hypothesized regionsā€”insula and dorsal prefrontal cortexā€”as well as non-hypothesized regions. Other mindfulness dimensions were associated with more limited areas of lower (nonjudgment) and higher (describing) activation in this contrast. Mothers who were higher in mindfulness generally activated more to the positive emotion context and less to the negative emotion context in perceptual and emotion processing areas, a pattern that may help to explain mindfulness-related differences in well-being. Keywords: Mindfulness, fMRI, Mother, Infant, Emotio
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