52 research outputs found

    Challenges and issues of spatial planning in the European Union: European vision and supraregional co-operation

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    The European Union is promoting a policy of balanced and sustainable spatial development planning. Spatial planning ministers have recently adopted a spatial development perspective for the European Union territory, which is proposing a spatial vision for the entire Union territory. One of the issues to be raised is the possible link with the other planning levels, in particular with the regional level strongly advocated in Interreg programmes, the European Union providing financial support to many transborder and/or supra-regional co-operation concerning studies as well as projects. Within this framework, this article is questioning the relevance and the reality of such co-operation activities by analysing one of them, the Euroregion. Which capacities have the five regions of the Euroregion (the three Belgian regions, Nord-Pas de Calais and Kent) to articulate their policy of spatial planning strategy, and to get to a transborder or supra-regional vision, which seems relevant to optimise the assets of these regions in accordance with the trend towards a concentration of activities and mainly of the leading hubs in the surrounding major cities?A critical scrutiny of competency levels in spatial planning and analysis of the spatial planning strategic scheme in each of the five regions of the Euroregion highlight imbalances between the various stakeholders, differences in the objectives, lack of co-ordination, as well as lack of supra-regional vision.However, this vision and how it fits into a European vision, is necessary, and often wished for, but if we want to go beyond a mere wish some prerequisites will have to be met.Finally, this whole process seems to point to progressive changes in territorial organisation.L’Union europĂ©enne souhaite mener une politique de dĂ©veloppement spatial Ă©quilibrĂ© et durable, et les ministres de l’AmĂ©nagement du territoire ont derniĂšrement adoptĂ© un schĂ©ma de dĂ©veloppement de l’espace communataire, qui propose une certaine vision spatiale pour tout le territoire de l’Union.Quelle est l’articulation possible avec les autres niveaux de planification, et en particulier le niveau rĂ©gional fortement mis en avant par les programmes Interreg, l’Union europĂ©enne soutenant financiĂšrement de nombreuses collaborations transfrontaliĂšres et/ou suprarĂ©gionales, concernant Ă  la fois des Ă©tudes et des projets ?Dans ce cadre, cet article s’interroge sur la pertinence et la rĂ©alitĂ© de ces collaborations suprarĂ©gionales, en Ă©tudiant l’une d’elles, l’EurorĂ©gion. Quelles capacitĂ©s ont les cinq RĂ©gions de l’EurorĂ©gion (les trois RĂ©gions belges, la rĂ©gion du Nord-Pas de Calais et le ComtĂ© de Kent) Ă  articuler leur politique spatiale stratĂ©gique et Ă  avoir la vision transfrontaliĂšre et suprarĂ©gionale qui semble pertinente pour optimiser leurs atouts face Ă  la tendance Ă  la concentration des activitĂ©s et surtout des pĂŽles de commandement dans les mĂ©tropoles encadrantes ? L’observation critique des niveaux de compĂ©tence en amĂ©nagement du territoire et l’analyse des plans stratĂ©giques de dĂ©veloppement territorial de chacune de ces cinq rĂ©gions nous amĂšne Ă  constater des dĂ©sĂ©quilibres dans les intervenants, des diffĂ©rences d’objectifs et des carences de coordination dans la rĂ©alitĂ©, ainsi qu’un manque de vision suprarĂ©gionale.Cette vision, et son insertion dans une vision europĂ©enne, sont pourtant nĂ©cessaires, et souvent souhaitĂ©es, mais si l’on veut Ă©viter qu’elles ne deviennent une simple incantation, certains prĂ©supposĂ©s devront ĂȘtre rencontrĂ©s.Enfin, tout ce processus semble prĂ©sager d’une lente modification de l’organisation territoriale

    3D fluorescent in situ hybridization using Arabidopsis leaf cryosections and isolated nuclei

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    Background: Fluorescent hybridization techniques are widely used to study the functional organization of different compartments within the mammalian nucleus. However, few examples of such studies are known in the plant kingdom. Indeed, preservation of nuclei 3D structure, which is required for nuclear organization studies, is difficult to fulfill. Results: We report a rapid protocol for fluorescent in situ hybridization (FISH) performed on 3D isolated nuclei and thin cryosectioned leaves of Arabidopsis thaliana. The use of direct labeling minimized treatment steps, shortening the overall procedure. Using image analysis, we measured different parameters related to nucleus morphology and overall 3D structure. Conclusion: Our work describes a 3D-FISH protocol that preserves the 3D structure of Arabidopsis interphase nuclei. Moreover, we report for the first time FISH using cryosections of Arabidopsis leaves. This protocol is a valuable tool to investigate nuclear architecture and chromatin organization

    Economische groei zonder sociale vooruitgang: stand van zaken in Brussel

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    Dit artikel bestudeert de economische en sociale evoluties van Brussel in de laatste twee decennia. Ondanks een gunstige economische conjunctuur in die periode, blijft de sociale situatie verslechteren met werkloosheidscijfers die steeds hoger liggen en met sociale ongelijkheden die almaar toenemen. Hoewel zulks ook het geval is in de andere Belgische grote steden, is die situatie meer uitgesproken in Brussel. Dat wordt verklaard door een veelvoud van dynamische factoren, waaronder de almaar hogere opleidingseisen die aan de arbeidskrachten worden gesteld en die laagopgeleiden uitsluiten van de arbeidsmarkt. Die evolutie wordt nog versterkt door de ruimtelijke concentratie van kansarme bevolkingsgroepen, die zeer groot is in Brussel. Het artikel sluit af met de vraag of het Gewest wel een pertinent beleid voert, daar het de nadruk legt op de internationale positionering van Brussel.L’article s’interroge sur les Ă©volutions Ă©conomiques et sociales de Bruxelles au cours des deux derniĂšres dĂ©cennies. MalgrĂ© des Ă©volutions Ă©conomiques favorables au cours de cette pĂ©riode, la situation sociale a continuĂ© Ă  se dĂ©grader, avec des taux de chĂŽmage de plus en plus Ă©levĂ©s et des inĂ©galitĂ©s sociales croissantes. Bien que cette situation se retrouve dans les autres grandes villes belges, elle est nettement plus marquĂ©e Ă  Bruxelles. En cause, de multiples dynamiques, parmi lesquelles l’évolution de la demande de main d’Ɠuvre vers des exigences de plus en plus Ă©levĂ©es en termes de qualification joue un rĂŽle important en excluant du marchĂ© du travail les personnes les moins qualifiĂ©es. On insiste aussi sur le rĂŽle aggravant de la concentration spatiale de populations fragiles, particuliĂšrement forte Ă  Bruxelles. L’article conclut en s’interrogeant sur la pertinence des politiques rĂ©gionales, notamment en ce qu’elles mettent l’accent sur le positionnement international de Bruxelles.This article examines the economic and social evolutions in Brussels over the past two decades. Despite favourable economic evolutions during this period, the social situation has continued to deteriorate, with increasingly higher unemployment rates and growing social inequalities. Although this situation exists in the other major Belgian cities, it is much more pronounced in Brussels. This is due to multiple dynamics, including the evolution of the labour demand towards increassingly higher requirements in terms of skills, which plays an important role by excluding the least qualified people from the labour market. The aggravating role of the spatial concentration of disadvantaged populations – which is especially pronounced in Brussels – is also emphasised. The article ends with a discussion of the pertinence of regional policies, in particular as regards the emphasis placed on the international positioning of Brussels

    La croissance Ă©conomique sans le progrĂšs social : l’état des lieux à Bruxelles

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    L’article s’interroge sur les Ă©volutions Ă©conomiques et sociales de Bruxelles au cours des deux derniĂšres dĂ©cennies. MalgrĂ© des Ă©volutions Ă©conomiques favorables au cours de cette pĂ©riode, la situation sociale a continuĂ© Ă  se dĂ©grader, avec des taux de chĂŽmage de plus en plus Ă©levĂ©s et des inĂ©galitĂ©s sociales croissantes. Bien que cette situation se retrouve dans les autres grandes villes belges, elle est nettement plus marquĂ©e Ă  Bruxelles. En cause, de multiples dynamiques, parmi lesquelles l’évolution de la demande de main d’Ɠuvre vers des exigences de plus en plus Ă©levĂ©es en termes de qualification joue un rĂŽle important en excluant du marchĂ© du travail les personnes les moins qualifiĂ©es. On insiste aussi sur le rĂŽle aggravant de la concentration spatiale de populations fragiles, particuliĂšrement forte Ă  Bruxelles. L’article conclut en s’interrogeant sur la pertinence des politiques rĂ©gionales, notamment en ce qu’elles mettent l’accent sur le positionnement international de Bruxelles.Dit artikel bestudeert de economische en sociale evoluties van Brussel in de laatste twee decennia. Ondanks een gunstige economische conjunctuur in die periode, blijft de sociale situatie verslechteren met werkloosheidscijfers die steeds hoger liggen en met sociale ongelijkheden die almaar toenemen. Hoewel zulks ook het geval is in de andere Belgische grote steden, is die situatie meer uitgesproken in Brussel. Dat wordt verklaard door een veelvoud van dynamische factoren, waaronder de almaar hogere opleidingseisen die aan de arbeidskrachten worden gesteld en die laagopgeleiden uitsluiten van de arbeidsmarkt. Die evolutie wordt nog versterkt door de ruimtelijke concentratie van kansarme bevolkingsgroepen, die zeer groot is in Brussel. Het artikel sluit af met de vraag of het Gewest wel een pertinent beleid voert, daar het de nadruk legt op de internationale positionering van Brussel.This article examines the economic and social evolutions in Brussels over the past two decades. Despite favourable economic evolutions during this period, the social situation has continued to deteriorate, with increasingly higher unemployment rates and growing social inequalities. Although this situation exists in the other major Belgian cities, it is much more pronounced in Brussels. This is due to multiple dynamics, including the evolution of the labour demand towards increassingly higher requirements in terms of skills, which plays an important role by excluding the least qualified people from the labour market. The aggravating role of the spatial concentration of disadvantaged populations – which is especially pronounced in Brussels – is also emphasised. The article ends with a discussion of the pertinence of regional policies, in particular as regards the emphasis placed on the international positioning of Brussels

    Economic growth devoid of social progress: the situation in Brussels

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    This article examines the economic and social evolutions in Brussels over the past two decades. Despite favourable economic evolutions during this period, the social situation has continued to deteriorate, with increasingly higher unemployment rates and growing social inequalities. Although this situation exists in the other major Belgian cities, it is much more pronounced in Brussels. This is due to multiple dynamics, including the evolution of the labour demand towards increassingly higher requirements in terms of skills, which plays an important role by excluding the least qualified people from the labour market. The aggravating role of the spatial concentration of disadvantaged populations – which is especially pronounced in Brussels – is also emphasised. The article ends with a discussion of the pertinence of regional policies, in particular as regards the emphasis placed on the international positioning of Brussels.L’article s’interroge sur les Ă©volutions Ă©conomiques et sociales de Bruxelles au cours des deux derniĂšres dĂ©cennies. MalgrĂ© des Ă©volutions Ă©conomiques favorables au cours de cette pĂ©riode, la situation sociale a continuĂ© Ă  se dĂ©grader, avec des taux de chĂŽmage de plus en plus Ă©levĂ©s et des inĂ©galitĂ©s sociales croissantes. Bien que cette situation se retrouve dans les autres grandes villes belges, elle est nettement plus marquĂ©e Ă  Bruxelles. En cause, de multiples dynamiques, parmi lesquelles l’évolution de la demande de main d’Ɠuvre vers des exigences de plus en plus Ă©levĂ©es en termes de qualification joue un rĂŽle important en excluant du marchĂ© du travail les personnes les moins qualifiĂ©es. On insiste aussi sur le rĂŽle aggravant de la concentration spatiale de populations fragiles, particuliĂšrement forte Ă  Bruxelles. L’article conclut en s’interrogeant sur la pertinence des politiques rĂ©gionales, notamment en ce qu’elles mettent l’accent sur le positionnement international de Bruxelles.Dit artikel bestudeert de economische en sociale evoluties van Brussel in de laatste twee decennia. Ondanks een gunstige economische conjunctuur in die periode, blijft de sociale situatie verslechteren met werkloosheidscijfers die steeds hoger liggen en met sociale ongelijkheden die almaar toenemen. Hoewel zulks ook het geval is in de andere Belgische grote steden, is die situatie meer uitgesproken in Brussel. Dat wordt verklaard door een veelvoud van dynamische factoren, waaronder de almaar hogere opleidingseisen die aan de arbeidskrachten worden gesteld en die laagopgeleiden uitsluiten van de arbeidsmarkt. Die evolutie wordt nog versterkt door de ruimtelijke concentratie van kansarme bevolkingsgroepen, die zeer groot is in Brussel. Het artikel sluit af met de vraag of het Gewest wel een pertinent beleid voert, daar het de nadruk legt op de internationale positionering van Brussel

    ILC2-modulated T cell-to-MDSC balance is associated with bladder cancer recurrence.

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    Non-muscle-invasive bladder cancer (NMIBC) is a highly recurrent tumor despite intravesical immunotherapy instillation with the bacillus Calmette-Guérin (BCG) vaccine. In a prospective longitudinal study, we took advantage of BCG instillations, which increase local immune infiltration, to characterize immune cell populations in the urine of patients with NMIBC as a surrogate for the bladder tumor microenvironment. We observed an infiltration of neutrophils, T cells, monocytic myeloid-derived suppressor cells (M-MDSCs), and group 2 innate lymphoid cells (ILC2). Notably, patients with a T cell-to-MDSC ratio of less than 1 showed dramatically lower recurrence-free survival than did patients with a ratio of greater than 1. Analysis of early and later time points indicated that this patient dichotomy existed prior to BCG treatment. ILC2 frequency was associated with detectable IL-13 in the urine and correlated with the level of recruited M-MDSCs, which highly expressed IL-13 receptor α1. In vitro, ILC2 were increased and potently expressed IL-13 in the presence of BCG or tumor cells. IL-13 induced the preferential recruitment and suppressive function of monocytes. Thus, the T cell-to-MDSC balance, associated with a skewing toward type 2 immunity, may predict bladder tumor recurrence and influence the mortality of patients with muscle-invasive cancer. Moreover, these results underline the ILC2/IL-13 axis as a targetable pathway to curtail the M-MDSC compartment and improve bladder cancer treatment

    Processi di governance territoriale in Europa: riflessio- ni a partire da alcuni casi studio

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    Rapport ESPON 2.3.2: Territorial governance, from European level to local level

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