63 research outputs found

    The Use of Family Health Histories to Address Health Disparities in an African American Community

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    African Americans continue to suffer from health disparities. The Center for Minority Health (CMH) within the University of Pittsburgh has the mission to eliminate racial and ethnic health disparities. CMH has designed and implemented the Family Health History (FHH) Initiative. The FHH Initiative places geneticcounseling graduate students in the African American community to provide risk assessments and emphasize the importance of family history as it pertains to disease prevention. The FHH Initiative also allows participants to enroll into the Minority Research Recruitment Database (MRRD). This enables CMH to alert individuals to available research participation opportunities. In the first year of this program, 225 African Americans completed their family health histories. More than 60% of individuals enrolled in the MRRD. The authors report their initial successes and challenges of an initiative that incorporates awareness of family history information, proper screening guidelines, behavior modification recommendations, and support for participation in clinical research

    Integrated Remote Sensing, Structural and Petroleum Systems Modeling of the Iraqi‐Kurdish Fold Belt

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    An integrated two‐dimensional remote sensing, structural and petroleum systems modeling study was carried out for the Iraqi‐Kurdish Fold Belt to analyze potential trap structures as well as the driving mechanisms of petroleum generation, migration and accumulation in the structural complex thrust belt area. Processing of Landsat‐7 ETM data has been used to create false color images, highlighting lithological differences, from which geological maps can be generated. Analysis of lineaments in these images is used to generate fault and fracture maps, producing a suite of geological surface maps. In addition, analysis of drainage patterns and erosional features is used to understand the relative age of the structures. Key regions were selected for ground‐truthing. Lastly, these maps were combined with published and proprietary subsurface data to create a structural cross‐section of the Qara Chauq to Bina Bawi transect of the Kurdish Folded Belt. The cross‐section indicates that a minimum of 20% shortening has occurred across this region. Twelve paleo‐sections, including pre‐ and post erosion geometries, were used for the model building process. The model features both, basement faults and surface folds as well as thrust geometries that accommodate the structural framework and its development. The strata were modeled as an alternating limestone and shale sequence. The Sargelu and the Kurra Chine Fm were considered as source rock intervals. The reservoir rocks include the Shiranish, Aqra‐Bekhme and the Sargelu Fm. The Gercus Fm acts as a regional seal horizon. Special focus was laid on the N‐S trending basement faults and their evolution through time since these faults appear to divide the petroleum system into areas of differing maturity. The influence of fault permeability evolution upon petroleum migration has been evaluated to unfold the charge history of the region. Temperature and vitrinite reflectance data derived from key wells and literature have been used for thermal calibration. The model results and a detailed petroleum systems analysis show the differential maturation and generation behavior of the source rock compartments and reveal the major influence of timing and fault migration for the oil & gas charge over time

    Comparative analysis of subtyping methods against a whole-genome-sequencing standard for Salmonella enterica serotype Enteritidis.

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    A retrospective investigation was performed to evaluate whole-genome sequencing as a benchmark for comparing molecular subtyping methods for Salmonella enterica serotype Enteritidis and survey the population structure of commonly encountered S. enterica serotype Enteritidis outbreak isolates in the United States. A total of 52 S. enterica serotype Enteritidis isolates representing 16 major outbreaks and three sporadic cases collected between 2001 and 2012 were sequenced and subjected to subtyping by four different methods: (i) whole-genome single-nucleotide-polymorphism typing (WGST), (ii) multiple-locus variable-number tandem-repeat (VNTR) analysis (MLVA), (iii) clustered regularly interspaced short palindromic repeats combined with multi-virulence-locus sequence typing (CRISPR-MVLST), and (iv) pulsed-field gel electrophoresis (PFGE). WGST resolved all outbreak clusters and provided useful robust phylogenetic inference results with high epidemiological correlation. While both MLVA and CRISPR-MVLST yielded higher discriminatory power than PFGE, MLVA outperformed the other methods in delineating outbreak clusters whereas CRISPR-MVLST showed the potential to trace major lineages and ecological origins of S. enterica serotype Enteritidis. Our results suggested that whole-genome sequencing makes a viable platform for the evaluation and benchmarking of molecular subtyping methods

    Correlates of depression among people with diabetes: The Translating Research Into Action for Diabetes (TRIAD) study

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    Aim The broad objective of this study was to examine multiple dimensions of depression in a large, diverse population of adults with diabetes. Specific aims were to measure the association of depression with: (1) patient characteristics(2) outcomesand (3) diabetes-related quality of care. Methods Cross-sectional analyses were performed using survey and chart data from the Translating Research Into Action for Diabetes (TRIAD) study, including 8790 adults with diabetes, enrolled in 10 managed care health plans in 7 states. Depression was measured using the Patient Health Questionnaire (PHQ-8). Patient characteristics, outcomes and quality of care were measured using validated survey items and chart data. Results Nearly 18% of patients had major depression, with prevalence 2-3 times higher among patients with low socioeconomic status. Pain and limited mobility were strongly associated with depression, controlling for other patient characteristics. Depression was associated with slightly worse glycemic control, but not other intermediate clinical outcomes. Depressed patients received slightly fewer recommended diabetes-related processes of care. Conclusions In a large, diverse cohort of patients with diabetes, depression was most prevalent among patients with low socioeconomic status and those with pain, and was associated with slightly worse glycemic control and quality of care

    Object Relations in the Museum: A Psychosocial Perspective

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    This article theorises museum engagement from a psychosocial perspective. With the aid of selected concepts from object relations theory, it explains how the museum visitor can establish a personal relation to museum objects, making use of them as an ‘aesthetic third’ to symbolise experience. Since such objects are at the same time cultural resources, interacting with them helps the individual to feel part of a shared culture. The article elaborates an example drawn from a research project that aimed to make museum collections available to people with physical and mental health problems. It draws on the work of the British psychoanalysts Donald Winnicott and Wilfred Bion to explain the salience of the concepts of object use, potential space, containment and reverie within a museum context. It also refers to the work of the contemporary psychoanalyst Christopher Bollas on how objects can become evocative for individuals both by virtue of their intrinsic qualities and by the way they are used to express personal idiom

    Unique Footprint in the scl1.3 Locus Affects Adhesion and Biofilm Formation of the Invasive M3-Type Group A Streptococcus

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    The streptococcal collagen-like proteins 1 and 2 (Scl1 and Scl2) are major surface adhesins that are ubiquitous among group A Streptococcus (GAS). Invasive M3-type strains, however, have evolved two unique conserved features in the scl1 locus: (i) an IS1548 element insertion in the scl1 promoter region and (ii) a nonsense mutation within the scl1 coding sequence. The scl1 transcript is drastically reduced in M3-type GAS, contrasting with a high transcription level of scl1 allele in invasive M1-type GAS. This leads to a lack of Scl1 expression in M3 strains. In contrast, while scl2 transcription and Scl2 production are elevated in M3 strains, M1 GAS lack Scl2 surface expression. M3-type strains were shown to have reduced biofilm formation on inanimate surfaces coated with cellular fibronectin and laminin, and in human skin equivalents. Repair of the nonsense mutation and restoration of Scl1 expression on M3-GAS cells, restores biofilm formation on cellular fibronectin and laminin coatings. Inactivation of scl1 in biofilm-capable M28 and M41 strains results in larger skin lesions in a mouse model, indicating that lack of Scl1 adhesin promotes bacterial spread over localized infection. These studies suggest the uniquely evolved scl1 locus in the M3-type strains, which prevents surface expression of the major Scl1 adhesin, contributed to the emergence of the invasive M3-type strains. Furthermore these studies provide insight into the molecular mechanisms mediating colonization, biofilm formation, and pathogenesis of group A streptococci
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