168 research outputs found

    Consumer reactions to self-expressive brand display

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    Brand names and other brand elements are often displayed on one’s body or clothes for the purpose of personal value expression. Despite the frequency of such brand displays in the marketplace, we know little about how consumers respond to seeing brands in this fashion. A recent view of consumer brand identification—the concept of brand engagement in self-concept (BESC)—provides a unique perspective from which to explore how consumers react when see-ing brands displayed by others. Across three experiments, we demonstrate a consistent pattern of findings indicating that consumers’ reactions to others ostentatiously displaying brands as means of value expression are strongest for those with high BESC levels and with a high value focus during brand exposure. The research highlights important variations in consumers’ responses to self-expressive brand stimuli associated with others; implications for branding practice and re-search are provided.Brand engagement; self-concept; advertising; brand management

    ALL TUNA IS NOT CREATED EQUAL: THE EXISTENCE OF QUANTITY SURCHARGES DUE TO PRODUCT DIFFERENTIATION.

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    Quantity surcharges exist when unit prices are higher for larger packages. We hypothesize that various sizes of goods are differentiated products, and this explains some surcharges. Estimating a random-coefficients logit demand model, we examine own and cross elasticities to determine the level of differentiation between products with different size packages.Marketing,

    Consumer response to car fronts: eliciting biological preparedness with product design

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    Building on assumptions derived from evolutionary theory, we investigated viewers' reactions to the design of car fronts (i.e., an automobile's face), which were designed to be threatening using basic principles of anthropomorphism. Previous research suggests two opposite human reactions when presented with threatening stimuli: Initially, threatening objects attract human attention (e.g., when exploring a scene for the first time), but afterwards, people tend to avoid such threatening stimuli (as they are likely to induce discomfort in the viewer). This proposition is tested within a product design context using eye tracking methodology. Results showed that automotive stimuli not only activate affective dimensions of customers, but also lead to specific automatic reactions that can be explained by evolutionary theory. Practical implications for product design and marketing are discussed

    RISKGATE and Australian coal operations

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    The major Australian Coal Association Research Program (ACARP) project, RISKGATE has now completed three years of knowledge capture and system development. The body of knowledge for risk management of tyres, collisions, fires, isolation, strata underground, ground control open cut, explosions, explosives underground, explosives open cut, manual tasks and slips/trips/falls was launched in December 2012. Recently, the project added knowledge about outbursts, coal bumps and bursts, human-machine interface, tailings dams, occupational hygiene and inrush to the original 11 topics. In 2014, the project plans (pending ACARP funding approval) to focus on issues around Fitness for Work. RISKGATE provides an environment for knowledge capture and knowledge exchange to drive innovation and cross industry sharing of current practice in the identification, assessment and management of risk. By capturing operational knowledge from industry experts, RISKGATE provides a cumulative corporate memory at a time of high personnel turnover in the coal industry. RISKGATE is the largest single ACARP Occupational Health and Safety (OHS) initiative to date. This paper presents an overview of the first seventeen topics, topic structures, and contrasts and inter-relationships between topics. The second part of the paper discusses some early steps that companies are taking to integrate RISKGATE into their operations; and conclude with some thoughts on where RISKGATE can go in the future

    DNA repair biomarkers XPF and phospho-MAPKAP kinase 2 correlate with clinical outcome in advanced head and neck cancer.

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    BackgroundInduction chemotherapy is a common therapeutic option for patients with locoregionally-advanced head and neck cancer (HNC), but it remains unclear which patients will benefit. In this study, we searched for biomarkers predicting the response of patients with locoregionally-advanced HNC to induction chemotherapy by evaluating the expression pattern of DNA repair proteins.MethodsExpression of a panel of DNA-repair proteins in formalin-fixed paraffin embedded specimens from a cohort of 37 HNC patients undergoing platinum-based induction chemotherapy prior to definitive chemoradiation were analyzed using quantitative immunohistochemistry.ResultsWe found that XPF (an ERCC1 binding partner) and phospho-MAPKAP Kinase 2 (pMK2) are novel biomarkers for HNSCC patients undergoing platinum-based induction chemotherapy. Low XPF expression in HNSCC patients is associated with better response to induction chemoradiotherapy, while high XPF expression correlates with a worse response (p = 0.02). Furthermore, low pMK2 expression was found to correlate significantly with overall survival after induction plus chemoradiation therapy (p = 0.01), suggesting that pMK2 may relate to chemoradiation therapy.ConclusionsWe identified XPF and pMK2 as novel DNA-repair biomarkers for locoregionally-advanced HNC patients undergoing platinum-based induction chemotherapy prior to definitive chemoradiation. Our study provides insights for the use of DNA repair biomarkers in personalized diagnostics strategies. Further validation in a larger cohort is indicated

    When Does the Past Repeat Itself? The Interplay of Behavior Prediction and Personal Norms

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    Does asking people about their future behavior increase or decrease the likelihood that they will repeat their past behavior? In two laboratory and two field experiments, we find that behavior prediction strengthens behavior repetition, making people more likely to do what they normally do, when personal norms regarding engaging in a behavior are weak or not easily accessible. However, when personal norms are strong or made accessible at the time of the prediction request, behavior prediction weakens behavior repetition and increases the likelihood that people do what they think they should do-even if it's not what they normally would do. These findings provide new tools for influencing behavior repetition, reconcile some seemingly contradictory past findings, and contribute to the debate regarding the relative importance of habits and intentions in guiding behavior. T he repetition of unhealthy behaviors (such as overeating) and the lack of repetition of healthy behaviors (such as exercising) are leading contributors to preventable deaths in developed countrie

    Hidden attractors in fundamental problems and engineering models

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    Recently a concept of self-excited and hidden attractors was suggested: an attractor is called a self-excited attractor if its basin of attraction overlaps with neighborhood of an equilibrium, otherwise it is called a hidden attractor. For example, hidden attractors are attractors in systems with no equilibria or with only one stable equilibrium (a special case of multistability and coexistence of attractors). While coexisting self-excited attractors can be found using the standard computational procedure, there is no standard way of predicting the existence or coexistence of hidden attractors in a system. In this plenary survey lecture the concept of self-excited and hidden attractors is discussed, and various corresponding examples of self-excited and hidden attractors are considered

    Targeting cardiomyocyte ADAM10 ectodomain shedding promotes survival early after myocardial infarction

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    After myocardial infarction the innate immune response is pivotal in clearing of tissue debris as well as scar formation, but exaggerated cytokine and chemokine secretion with subsequent leukocyte infiltration also leads to further tissue damage. Here, we address the value of targeting a previously unknown a disintegrin and metalloprotease 10 (ADAM10)/CX3CL1 axis in the regulation of neutrophil recruitment early after MI. We show that myocardial ADAM10 is distinctly upregulated in myocardial biopsies from patients with ischemia-driven cardiomyopathy. Intriguingly, upon MI in mice, pharmacological ADAM10 inhibition as well as genetic cardiomycyte-specific ADAM10 deletion improves survival with markedly enhanced heart function and reduced scar size. Mechanistically, abolished ADAM10-mediated CX3CL1 ectodomain shedding leads to diminished IL-1β-dependent inflammation, reduced neutrophil bone marrow egress as well as myocardial tissue infiltration. Thus, our data shows a conceptual insight into how acute MI induces chemotactic signaling via ectodomain shedding in cardiomyocytes

    The Complement Anaphylatoxin C5a Receptor Contributes to Obese Adipose Tissue Inflammation and Insulin Resistance

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    Obese adipose tissue (AT) inflammation contributes critically to development of insulin resistance. The complement anaphylatoxin C5a receptor (C5aR) has been implicated in inflammatory processes and as regulator of macrophage activation and polarization. However, the role of C5aR in obesity and AT inflammation has not been addressed. We engaged the model of diet-induced obesity and found that expression of C5aR was significantly upregulated in the obese AT, compared with lean AT. In addition, C5a was present in obese AT in the proximity of macrophage-rich crownlike structures. C5aR-sufficient and -deficient mice were fed a high-fat diet (HFD) or a normal diet (ND). C5aR deficiency was associated with increased AT weight upon ND feeding in males, but not in females, and with increased adipocyte size upon ND and HFD conditions in males. However, obese C5aR−/− mice displayed improved systemic and AT insulin sensitivity. Improved AT insulin sensitivity in C5aR−/− mice was associated with reduced accumulation of total and proinflammatory M1 macrophages in the obese AT, increased expression of IL-10, and decreased AT fibrosis. In contrast, no difference in β cell mass was observed owing to C5aR deficiency under an HFD. These results suggest that C5aR contributes to macrophage accumulation and M1 polarization in the obese AT and thereby to AT dysfunction and development of AT insulin resistance.This work was supported by grants from the National Institutes of Health (Grant AI068730 to J.D.L.), the Else-Kro¨ner Fresenius Stiftung (to T.C.), the Deutsche Forschungsgemeinschaft (to T.C.), and the German Federal Ministry of Education and Research to the German Center for Diabetes Research (to T.C.).Peer reviewe
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