8 resultados para Hells Angels

em QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast


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There is a substantial literature on the relationship between gender and access to finance. However, most studies have been concerned with access to debt finance. More recently, the focus of this research has broadened to examine women and venture capital. This article extends the focus further by examining the role of women in the business angel market, which is more important than the formal venture capital market in terms of both the number of ventures supported and total capital flows. Based on a detailed analysis of business angels in the U.K., the study concludes that women investors who are active in the market differ from their male counterparts in only limited respects. Future research into women business angels, and the possible existence of gender differences, needs to be based on more fully elaborated standpoint epistemologies that focus on the experience of the woman angel investor per se, and center on the examination of the role of homophily, social capital, networking, and competition in investment behavior.

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The business angel market is usually identified as a local market, and the proximity of an investment has been shown to be key in the angel's investment preferences and an important filter at the screening stage of the investment decision. This is generally explained by the personal and localized networks used to identify potential investments, the hands-on involvement of the investor and the desire to minimize risk. However, a significant minority of investments are long distance. This paper is based on data from 373 investments made by 109 UK business angels. We classify the location of investments into three groups: local investments ( those made within the same county or in adjacent counties); intermediate investments ( those made in counties adjacent to the 'local' counties); and long-distance investments ( those made beyond this range). Using ordered logit analysis the paper develops and tests a number of hypotheses that relate long-distance investment to investment characteristics and investor characteristics. The paper concludes by drawing out the implications for entrepreneurs seeking business angel finance in investment-deficient regions, business angel networks seeking to match investors to entrepreneurs and firms ( which are normally their primary clients), and for policy-makers responsible for local and regional economic development.

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This essay explores accounts of supernatural activity in Cromwellian and Restoration Ireland. Religious life in Cromwellian Ireland was driven by expectations of the unusual—including audible voices from heaven, material encounters with angels, and spiritual encounters with demons. Some conservative Protestants linked this activity to the development and dissemination of heretical belief, while some who had such encounters were confident that it was compatible with the Cromwellian religious mainstream. Crawford Gribben explores the flexibility in the discourse of the marvelous in Ireland and the ways in which the administration contributed to it, and the alignment of the supernatural with various confessional convictions and postures, as well as theological radicalism. After the Restoration, accounts of supernatural encounters were remembered as ghost stories, not as matters for theological debate, a cultural transition linked to the development of a historiography that has continued to invest the Irish Cromwellian past with Gothic tropes.

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The contradiction between acknowledgement of cultural differences and their accommodation in public has been a constant theme in studies of diverse societies. This review essay discusses five volumes that grapple with questions of Romani inclusion and the problems Roma face across Europe. The volumes under review point to problems faced by Romani communities and analyse the various legal, political and social challenges that situation of the Roma poses to institutions of contemporary societies. The essay reviews the challenging nature of the status of Roma as we move away from the one-sided towards more reciprocal relationship engagement of state with society in general, and the multiply excluded groups, in particular. The essay finds that the role Roma play in these relationships is either over-, or under-estimated by the literature, largely as a result of limited opportunities to acknowledge and, in effect, accommodate Roma who are rarely understood as actors in their own right.

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Versican is a hyaluronan-binding, extracellular chondroitin sulfate proteoglycan produced by several tumor types, including malignant melanoma, which exists as four different splice variants. The short V3 isoform contains the G1 and G3 terminal domains of versican that may potentially interact directly or indirectly with the hyaluronan receptor CD44 and the EGFR, respectively. We have previously described that overexpression of V3 in MeWo human melanoma cells markedly reduces tumor cell growth in vitro and in vivo. In this study we have investigated the signaling mechanism of V3 by silencing the expression of CD44 in control and V3-expressing melanoma cells. Suppression of CD44 had the same effects on cell proliferation and cell migration than those provoked by V3 expression, suggesting that V3 acts through a CD44-mediated mechanism. Furthermore, CD44-dependent hyaluronan internalization was blocked by V3 expression and CD44 silencing, leading to an accumulation of this glycosaminoglycan in the pericellular matrix and to changes in cell migration on hyaluronan. Furthermore, ERK1/2 and p38 activation after EGF treatment were decreased in V3-expressing cells suggesting that V3 may also interact with the EGFR through its G3 domain. The existence of a EGFR/ErbB2 receptor complex able to interact with CD44 was identified in MeWo melanoma cells. V3 overexpression resulted in a reduced interaction between EGFR/ErbB2 and CD44 in response to EGF treatment. Our results indicate that the V3 isoform of versican interferes with CD44 and the CD44-EGFR/ErbB2 interaction, altering the signaling pathways, such as ERK1/2 and p38 MAPK, that regulate cell proliferation and migration.