34 research outputs found

    The Sociological Implications of Henry Schaefer-Simmern’s Theory and Research Leading Toward an Integral Theory of Art Education

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    Henry Schaefer-Simmern was fully aware of the sociological implications of his work. His theory of visual, artistic conceiving stated that people possess an inherent ability to transform their perceptions into holistic (gestalt) formations expressed as works of art. They have this ability in varying degrees regardless of differences of sex, race, chronological age (above the motor scribble age), lQ (above 47), socio-economic status, creed, and geographic location. He believed that society should encourage the development and expression of this ability and that those of its members who are artistically active (whether children, adolescents, or adults) can uplift and transform society for the better. He saw the dehumanizing affects of industrialization. He deplored the visual pollution which appears in portions of cities and towns in the U.S.A. Yet he noted the efforts made to bring visual art into communities by such means as the WPA Art Project, and efforts of the U.S. Department of Agriculture\u27s Extension Service. He guided students to be aware not only of the gestalt art forming ability within them, but also of the arts of societies past and present. Schaefer- Simmern\u27s art education includes the handicapped and non-handicapped in the schools, and also people throughout the community. He reconciled opposites in art education: creative self-expression and cognitive-systems (neo-academic) while going beyond them to point a way toward an integral art education for society and for each individual member of that society

    Keywords and Cultural Change: Frame Analysis of Business Model Public Talk, 1975–2000

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    Global Sustainability Under Uncertainty: How Do Multinationals Craft Regulatory Policies?

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    Multinational corporations are increasingly mindful of the significance of sustainability transitions and the need for operations that are energy efficient and environmentally sound. Achieving sustainability under conditions of uncertainty entails the involvement of multiple stakeholders in initiating and carrying outsustainability-focused initiatives. Using longitudinal analysis of Royal Dutch Shell’s sustainability policies, we developed an integrated model to elucidate how uncertainty influences sustainability policies in the specific context of multinational corporations (hereinafter – MNCs). We identified three phases in theevolution of Shell’s sustainability innovation: a self-reflective phase (2000–2003) characterized by intense pressure from climate advocacy groups, an investment phase (2004–2006) for which the MNC attempted to rise to the waste disposal and pollution challenge through renewable sources of energy, and a reorganization phase (2007–2010) to streamline operations. We also uncovered themes that influence how regulatory policies are crafted: responding positively to the “community’s voice”, risk spreading through joint ventures, revenue transparency for government accountability and reporting innovation that confronts hard truths. The practical implications are outlined

    Therapeutic targeting of cathepsin C::from pathophysiology to treatment

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    Cathepsin C (CatC) is a highly conserved tetrameric lysosomal cysteine dipeptidyl aminopeptidase. The best characterized physiological function of CatC is the activation of pro-inflammatory granule-associated serine proteases. These proteases are synthesized as inactive zymogens containing an N-terminal pro-dipeptide, which maintains the zymogen in its inactive conformation and prevents premature activation, which is potentially toxic to the cell. The activation of serine protease zymogens occurs through cleavage of the N-terminal dipeptide by CatC during cell maturation in the bone marrow. In vivo data suggest that pharmacological inhibition of pro-inflammatory serine proteases would suppress or attenuate deleterious effects of inflammatory/auto-immune disorders mediated by these proteases. The pathological deficiency in CatC is associated with Papillon-LefĂšvre syndrome. The patients however do not present marked immunodeficiency despite the absence of active serine proteases in immune defense cells. Hence, the transitory pharmacological blockade of CatC activity in the precursor cells of the bone marrow may represent an attractive therapeutic strategy to regulate activity of serine proteases in inflammatory and immunologic conditions. A variety of CatC inhibitors have been developed both by pharmaceutical companies and academic investigators, some of which are currently being employed and evaluated in preclinical/clinical trials

    General aspects of muscle glucose uptake

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    Mudança organizacional: uma abordagem preliminar

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    Effect of angiotensin-converting enzyme inhibitor and angiotensin receptor blocker initiation on organ support-free days in patients hospitalized with COVID-19

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    IMPORTANCE Overactivation of the renin-angiotensin system (RAS) may contribute to poor clinical outcomes in patients with COVID-19. Objective To determine whether angiotensin-converting enzyme (ACE) inhibitor or angiotensin receptor blocker (ARB) initiation improves outcomes in patients hospitalized for COVID-19. DESIGN, SETTING, AND PARTICIPANTS In an ongoing, adaptive platform randomized clinical trial, 721 critically ill and 58 non–critically ill hospitalized adults were randomized to receive an RAS inhibitor or control between March 16, 2021, and February 25, 2022, at 69 sites in 7 countries (final follow-up on June 1, 2022). INTERVENTIONS Patients were randomized to receive open-label initiation of an ACE inhibitor (n = 257), ARB (n = 248), ARB in combination with DMX-200 (a chemokine receptor-2 inhibitor; n = 10), or no RAS inhibitor (control; n = 264) for up to 10 days. MAIN OUTCOMES AND MEASURES The primary outcome was organ support–free days, a composite of hospital survival and days alive without cardiovascular or respiratory organ support through 21 days. The primary analysis was a bayesian cumulative logistic model. Odds ratios (ORs) greater than 1 represent improved outcomes. RESULTS On February 25, 2022, enrollment was discontinued due to safety concerns. Among 679 critically ill patients with available primary outcome data, the median age was 56 years and 239 participants (35.2%) were women. Median (IQR) organ support–free days among critically ill patients was 10 (–1 to 16) in the ACE inhibitor group (n = 231), 8 (–1 to 17) in the ARB group (n = 217), and 12 (0 to 17) in the control group (n = 231) (median adjusted odds ratios of 0.77 [95% bayesian credible interval, 0.58-1.06] for improvement for ACE inhibitor and 0.76 [95% credible interval, 0.56-1.05] for ARB compared with control). The posterior probabilities that ACE inhibitors and ARBs worsened organ support–free days compared with control were 94.9% and 95.4%, respectively. Hospital survival occurred in 166 of 231 critically ill participants (71.9%) in the ACE inhibitor group, 152 of 217 (70.0%) in the ARB group, and 182 of 231 (78.8%) in the control group (posterior probabilities that ACE inhibitor and ARB worsened hospital survival compared with control were 95.3% and 98.1%, respectively). CONCLUSIONS AND RELEVANCE In this trial, among critically ill adults with COVID-19, initiation of an ACE inhibitor or ARB did not improve, and likely worsened, clinical outcomes. TRIAL REGISTRATION ClinicalTrials.gov Identifier: NCT0273570

    ÎČ1 integrin is necessary for ureteric bud branching morphogenesis and maintenance of collecting duct structural integrity

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    The kidney collecting system develops from branching morphogenesis of the ureteric bud (UB). This process requires signaling by growth factors such as glial cell line derived neurotrophic factor (GDNF) and fibroblast growth factors (FGFs) as well as cell extracellular matrix interactions mediated by integrins. The importance of integrin signaling in UB development was investigated by deleting integrin ÎČ1 at initiation (E10.5) and late (E18.5) stages of development. Deletion at E10.5 resulted in a severe branching morphogenesis phenotype. Deletion at E18.5 did not alter renal development but predisposed the collecting system to severe injury following ureteric obstruction. ÎČ1 integrin was required for renal tubular epithelial cells to mediate GDNF- and FGF-dependent signaling despite normal receptor localization and activation in vitro. Aberrations in the same signaling molecules were present in the ÎČ1-null UBs in vivo. Thus ÎČ1 integrins can regulate organ branching morphogenesis during development by mediating growth-factor-dependent signaling in addition to their well-defined role as adhesion receptors
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