128 research outputs found

    La régulation de la religion par l’État et la production du lien social

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    Analyser les modalités de la régulation de la religion constitue une étape importante pour expliquer la recomposition de la religion en modernité tardive. Face aux interprétations dérivées des concepts d’individualisation ou de privatisation, l’affirmation peut apparaître provocante, puisqu’elle met en question l’idée d’autonomie du sujet croyant et la pertinence de l’utilisation sociologique du terme privé. Le traitement de cette problématique est particulièrement adéquat pour évaluer le rôle de l’État. Même si ce dernier n’est qu’un des agents de régulation à côté des médias, des organisations religieuses..., il contribue de façon souveraine au filtrage de la religion « acceptable ». Son mode de gestion varie d’un pays à l’autre, allant du pluralisme libéral au pluralisme technocratique. L’élaboration d’une typologie de ces modes de gestion s’avère donc indispensable. Sa vérification peut s’opérer au travers de l’étude comparative de la place faite à la religion dans les programmes scolaires. Elle éclaire en particulier le caractère pluraliste des États démocratiques et leur capacité à articuler valeurs économiques et valeurs humanistes.An analysis of the ways in which religion is regulated constitutes an important step in understanding the reconstructions of religion in late modernity. Such a stance can appear provocative, especially if contrasted with explanations that derive from concepts such as individualisation or privatisation, since it puts into question both the autonomy of the individual believer and the aptness of the term “private” in sociological understanding. These issues are particularly relevant when it comes to evaluating the role of the state. It is true that the latter is but one source of control, alongside the media, or religious organisations...; its influence is, however, dominant when it comes to deciding which forms of religion are, or are not, “acceptable”. The methods vary from one country to another, ranging from liberal pluralism to technocratic pluralism. Hence the need to elaborate a typology, illustrating the different ways of working. It can be tested by comparing the place given to religion in different school systems. Above all such an approach reveals the pluralist character of the democratic state and its capacity to articulate both economic and humanistic values.Analizar las modalidades de regulación de la religión constituye une importante étapa para explicar la recomposición de la religión en la modernidad tardía. Frente a las interpretaciones derivadas de los conceptos de individualización y de privatización, afirmar aquello puedo parecer provocador, pués parece poner en tela de juicio la idea de la autonomía del sujeto creyente y la pertinencia del uso sociológico del concepto de “privado”. Tratar esta problemática se revela particularmente adecuado para evaluar el rol del Estado. Aún si éste es sólo uno entre los varios agentes de la regulación, al lado de otros agentes como los masmedias y las organizaciones religiosas..., él contribuye de manera decisiva a la selección de la religión “socialmente aceptada”. Su modo de gestión varía de un país al otro, desde el pluralismo liberal hasta el pluralismo tecnocrático. La elaboración de una tipología de estos modos de gestión se vuelve indispensable. Su verificación puede efectuarse a través de estudios comparativos en torno al lugar ocupado por la religión en los programas escolares. En particular, aquello esclarece el carácter pluralista de los Estados democráticos y su capacidad para articular valores económicos y valores humanistas

    ULTRASTRUCTURAL LOCALIZATION OF CALCITONIN IN THE PARAFOLLICULAR CELLS OF PIG THYROID GLAND WITH CYTOCHROME c-LABELED ANTIBODY FRAGMENTS

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    Parafollicular cells in mammalian thyroid glands are thought to be responsible for the secretion of calcitonin. In this study, calcitonin was localized in pig thyroid gland by an indirect immunocytochemical technique using rabbit antiserum directed against synthetic porcine calcitonin for the first step, and sheep Fab fragments prepared against rabbit Fab and coupled to cytochrome c for the second step. The antigenic determinants of calcitonin were present only in the parafollicular cells, whose secretory granules were heavily labeled. Labeling of the cytoplasmic matrix is thought to indicate a possible leakage of the polypeptide from the granules. A striking observation was the complete absence of labeling in the cisternae of the rough-surfaced endoplasmic reticulum and of the Golgi apparatus. It is concluded that the secretory granules of parafollicular cells contain calcitonin; the mechanism of synthesis of this peptide is not clearly understood

    Ultrastructural localization of intracellular antigen using enzyme-labeled antibody fragments

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    The efficiency of small enzyme-labeled tracers for the demonstration of intracellular antigen was investigated in tissues fixed with picric acid-formaldehyde. The influence of fixation on the immunological activity was tested in vitro by radial immunodiffusion. The experimental model consisted of newborn pig jejunum after absorption of ferritin from the intestinal lumen. Ferritin was located after 1 hr in vacuoles scattered in the cytoplasm of the absorptive cells and represented an easily recognizable intracellular antigen. After immunohistochemical treatments with antiferritin preparations, the distribution of labeling enzyme reaction product was examined by morphometry. The ratio of the labeled volume to the total volume of vacuoles containing ferritin indicated the degree of specific labeling of the antigen. In both direct and indirect methods, the degree of labeling was low when enzyme-labeled immunoglobulin G was the tracer. With antigen binding fragments (Fab), the labeling was significantly increased. In the indirect method, the degree of labeling was influenced by the first-step reagents. Onlywhen the serum titer was optimum was a high degree of labeling obtained. With antigen binding fragments or papain-digested serum the effect of the titer was negligible and maximum labeling was achieved. In both methods, with peroxidase as the labeling enzyme, a diffuse nonspecific deposition of reaction product was observed. This could be avoided by using cytochrome c instead

    Trends, Persistence, and Volatility in Energy Markets

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    This paper makes a threefold contribution to the underlying dynamic properties and causal effects of energy prices. Firstly, the paper makes a study of the underlying trends to help identify the time series path of nonrenewable energy resources, which can have far reaching consequences for economists and policy makers alike. The analysis is extended to also determine the persistence of oil price shocks. Secondly, the study examines the causal relation between oil prices and the macroeconomy allowing for nonlinear models that have been recently advocated in the literature. Finally, this study describes the relation between oil prices and agricultural commodities. From a policy perspective, these interrelationships of agricultural and oil prices warrant careful consideration in the context of the recent energy crisis, which may very well continue in the future
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