335 research outputs found

    From infancy to young adulthood : the Leiden Longitudinal Adoption Study

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    We examined the development of international adoptees from infancy to young adulthood, and factors influencing developmental outcomes in middle childhood, adolescence and young adulthood. The results for cognitive development (Chapter 2) showed that early malnutrition influenced cognitive and health-related outcomes, but its consequences did not extend to socioeconomic success later in life. The human brain seems capable of adapting to changing environmental influences, but earlier placement in a positive family environment should be preferred (see also Chapter 1). The adoptees in the Leiden Longitudinal Adoption Study were exposed to few adversities due to their early adoptive placement, and the combination with the nurturing environment of a permanent adoptive family resulted in positive cognitive and socio-emotional outcomes (Chapters 2 and 3). Our results for longitudinal (sensitivity) and concurrent relations (reactivity to infant crying) with attachment representations in young adulthood (Chapters 3 and 4) clearly point to this role of the family environment in predicting social-emotional outcomes. High parenting quality is important, also in families where children do not share a common genetic basis with their parents. In sum, adoption can be seen as a positive intervention and the (adoptive) family environment matters for children growing up from infants to young adults.NWO Spinoza price, VIDI grant no. 452-04-306, VICI grant no. 453-09-003Development Psychopathology in context: famil

    Circumstellar molecular line absorption and emission in the optical spectra of post-AGB stars

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    We present a list of post-AGB stars showing molecular line absorption and emission in the optical spectrum. Two objects show CH+, one in emission and one in absorption, and ten stars show C2 and CN in absorption. The Doppler velocities of the C2 lines and the rotational temperatures indicate that the line forming region is the AGB remnant. An analysis of the post-AGB stars of which CO millimeter data is available suggests that the C2} expansion velocity is of the same order as the CO expansion velocity. HD56126 has been studied in detail and we find a mass-loss rate of Mdot=2.8e-4 Msol/yr, fC2=2.4e-8 and fCN=1.3e-8. The mass loss derived from C2 is significantly larger than Mdot=1.2e-5 Msol/yr derived from CO. We find that all objects with the 21mu feature in emission show C2 and CN absorption, but not all objects with C2 and CN detections show a 21mu feature.Comment: plain latex 8 pages, 4 postscript figures, uses psfig.st

    Banking union in historical perspective: the initiative of the European Commission in the 1960s-1970s

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    This article shows that planning for the organization of EU banking regulation and supervision did not just appear on the agenda in recent years with discussions over the creation of the eurozone banking union. It unveils a hitherto neglected initiative of the European Commission in the 1960s and early 1970s. Drawing on extensive archival work, this article explains that this initiative, however, rested on a number of different assumptions, and emerged in a much different context. It first explains that the Commission's initial project was not crisis-driven; that it articulated the link between monetary integration and banking regulation; and finally that it did not set out to move the supervisory framework to the supranational level, unlike present-day developments

    Chronic exposure of gingival fibroblasts to TLR2 or TLR4 agonist inhibits osteoclastogenesis but does not affect osteogenesis

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    Chronic exposure to periodontopathogenic bacteria such as Porphyromonas gingivalis and the products of these bacteria that interact with the cells of the tooth surrounding tissues can ultimately result in periodontitis. This is a disease that is characterized by inflammation-related alveolar bone degradation by the bone-resorbing cells, the osteoclasts. Interactions of bacterial products with Toll-like receptors (TLRs), in particular TLR2 and TLR4, play a significant role in this chronic inflammatory reaction, which possibly affects osteoclastic activity and osteogenic capacity. Little is known about how chronic exposure to specific TLR activators affects these two antagonistic activities. Here, we studied the effect of TLR activation on gingival fibroblasts (GF), cells that are anatomically close to infiltrating bacterial products in the mouth. These were co-cultured with naive osteoclast precursor cells (i.e., monocytes), as part of the peripheral blood mononuclear cells (PBMCs). Activation of GF co-cultures (GF + PBMCs) with TLR2 or TLR4 agonists resulted in a weak reduction of the osteoclastogenic potential of these cultures, predominantly due to TLR2. Interestingly, chronic exposure, especially to TLR2 agonist, resulted in increased release of TNF-α at early time points. This effect, was reversed at later time points, thus suggesting an adaptation to chronic exposure. Monocyte cultures primed with M-CSF + RANKL, led to the formation of bone-resorbing osteoclasts, irrespective of being activated with TLR agonists. Late activation of these co-cultures with TLR2 and with TLR4 agonists led to a slight decrease in bone resorption. Activation of GF with TLR2 and TLR4 agonists did not affect the osteogenic capacity of the GF cells. In conclusion, chronic exposure leads to diverse reactions; inhibitory with naive osteoclast precursors, not effecting already formed (pre-)osteoclasts. We suggest that early encounter of naive monocytes with TLR agonists may result in differentiation toward the macrophage lineage, desirable for clearing bacterial products. Once (pre-)osteoclasts are formed, these cells may be relatively insensitive for direct TLR stimulation. Possibly, TLR activation of periodontal cells indirectly stimulates osteoclasts, by secreting osteoclastogenesis stimulating inflammatory cytokines

    Regional Financial Integration in East Asia against the Backdrop of Recent European Experiences

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    This article discusses recent trends in regional financial integration in East Asia and current efforts of the Association of Southeast Asian Nations (ASEAN) member countries to foster regional financial integration against the backdrop of three decades of experience with financial integration in Europe. It reviews the two major crisis episodes of the recent European financial history to illustrate the risks associated with comprehensive capital account liberalisation and financial integration without commensurate supervisory structures. The article highlights the importance of targeted macroprudential policies and the development of an adequate region-wide regulatory and supervisory framework to reduce the risks associated with regional – and hence international – financial integration

    Climate change challenges for central banks and financial regulators

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    The academic and policy debate regarding the role of central banks and financial regulators in addressing climate-related financial risks has rapidly expanded in recent years. This Perspective presents the key controversies and discusses potential research and policy avenues for the future. Developing a comprehensive analytical framework to assess the potential impact of climate change and the low-carbon transition on financial stability seems to be the first crucial challenge. These enhanced risk measures could then be incorporated in setting financial regulations and implementing the policies of central banks
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