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Peer Reviewed
See detailRoles and composition of nonprofit boards: a dynamic vision
Rijpens, Julie ULg; Mertens de Wilmars, Sybille ULg

Conference (2008, July 11)

For decades, scientific literature identifies the roles that a nonprofit board should assume, adopting too often a normative and static view on the issue. If a clear view is absolutely desirable, we ... [more ▼]

For decades, scientific literature identifies the roles that a nonprofit board should assume, adopting too often a normative and static view on the issue. If a clear view is absolutely desirable, we refuse to endorse simplistic views on governance. Indeed, the heterogeneity of nonprofit organizations, the diversity of governance mechanisms, the fact that external and internal pressures do design governance models and the importance of time factor lead us to consider that governance models cannot be established once and for all but have to be thought in a dynamic process. The model that we present here underlies a dynamic vision of the roles and the composition of nonprofit boards. [less ▲]

Detailed reference viewed: 72 (7 ULg)
See detailRôles de la structure et de la communication familiale
Born, Michel ULg; Helin, Dominique; Chevalier, V.

in JDJ (journal droit des jeunes) (1999)

Detailed reference viewed: 17 (4 ULg)
See detailLes rôles des entreprises sociales
Mertens de Wilmars, Sybille ULg

in Mertens de Wilmars, Sybille (Ed.) La gestion des entreprises sociales (2010)

Detailed reference viewed: 155 (14 ULg)
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See detailLes rôles des entrprises sociales dans une perspective dynamique
Mertens de Wilmars, Sybille ULg

Scientific conference (2012, January 19)

Detailed reference viewed: 7 (0 ULg)
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See detailRôles des hydrocarbures dans le comportement agrégatif de la coccinelle asiatique, Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae)
Fassotte, Bérénice ULg

Master's dissertation (2011)

In order to protect themselves against cold and to survive through the winter, the Asian ladybeetle Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) forms large aggregates inside dwellings to ... [more ▼]

In order to protect themselves against cold and to survive through the winter, the Asian ladybeetle Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) forms large aggregates inside dwellings to overwinter. In this work, the implication of hydrocarbons on the aggregative behaviour of this invasive species has been examined to understand the mechanisms involved in this particular phenomenon. The evolution of non-volatile compounds, proved to be used by H. axyridis in this phenomenon, on one hand to guide individuals to the aggregate ("trail") and on the other hand, to ensure the cohesion of the cluster ("aggregation blend"), has been studied by performing chromatographic analyses and behavioural tests. The results show that the composition of the trail deposited by individuals, and its biological activity on ladybirds, change over months. However, the change in ladybirds’ response towards these trails is not due to a modification of blend attractiveness but well to a change in the physiological state of ladybugs. Furthermore, the effect of photoperiod on the induction of that hivernation state was tested. It was highlighted that only a short photoperiod could not be responsible for the aggregation state of H. axyridis. Then, the maturing process of the aggregation blend was studied, demonstrating that saturated hydrocarbons were more persistent and suggesting their use by ladybirds to join the same aggregation sites year after year. Moreover, it turned out that cuticular hydrocarbons, as well as thigmotaxis, play a role in the aggregation behaviour of H. axyridis. However, this second factor is involved to a lesser extent. [less ▲]

Detailed reference viewed: 38 (19 ULg)
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See detailRôles du comité du jeu responsable de la loterie nationale belge en matière de prévention et de traitement du jeu excessif
Triffaux, Jean-Marc ULg

in Prévenir le jeu excessif dans une société addictive (2010)

Detailed reference viewed: 23 (2 ULg)
See detailRôles et adaptations des entreprises sociales
Mertens de Wilmars, Sybille ULg

Scientific conference (2011, June 09)

Detailed reference viewed: 11 (1 ULg)
See detailRôles et formation des tuteurs intervenant dans des dispositifs de FOAD
Denis, Brigitte ULg

Scientific conference (2010, February)

Cette conférence aborde les points suivants : - e-tuteur : un nouveau rôle du formateur ? - Des rôles différenciés selon les DFOAD - Formation des e-tuteurs - Exemples de profils d’intervention

Detailed reference viewed: 50 (6 ULg)
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See detailRoles of "civic" priests in Hellenistic Cos
Paul, Stéphanie ULg

Conference (2012, June 01)

The Coan epigraphical evidence to address the topic of civic priesthoods is both exceptionally large and rich. Since the publication of the Inscriptiones Graecae XII 4 in 2010, 35 inscriptions have been ... [more ▼]

The Coan epigraphical evidence to address the topic of civic priesthoods is both exceptionally large and rich. Since the publication of the Inscriptiones Graecae XII 4 in 2010, 35 inscriptions have been available, which consist of decrees of the polis regulating the sale of various priesthoods. These documents, when confronted with other types of inscriptions, such as sacrificial calendars or cult regulations, provide valuable insights into understanding the role played by the priests in the cults of the gods of the civic pantheon, as well as into the relationship between those officials and the polis which appointed them. This paper focuses on these two aspects of Coan priesthoods. [less ▲]

Detailed reference viewed: 19 (1 ULg)
Peer Reviewed
See detailRoles of circadian rhythmicity and sleep in human glucose regulation.
Van Cauter, E.; Polonsky, K. S.; Scheen, André ULg

in Endocrine Reviews (1997), 18(5), 716-38

Detailed reference viewed: 8 (0 ULg)
See detailThe roles of complexing agents in the sulfidisation and xanthate flotation of cobalt oxy hydroxides of copper-cobalt oxides ores from the Congolese Copperbelt
Bastin, David ULg; Frenay, Jean ULg; Vermaut, Norbert

Conference (2006)

Complex mineralogy combined with a variable chemistry lead to various flotation responses of cobalt oxy-hydroxides present in oxidised and mixed copper-cobalt stratiform deposits of the Central African ... [more ▼]

Complex mineralogy combined with a variable chemistry lead to various flotation responses of cobalt oxy-hydroxides present in oxidised and mixed copper-cobalt stratiform deposits of the Central African Copperbelt. Optimum metallurgical results require very high dosages of reagents and the management of such high chemicals concentrations in the pulp at the plant scale is delicate. The transition period between high reducing conditions during the sulfidisation step and a more oxidising environment prevailing during collector adsorption is particularly critical. This paper demonstrates how the use of copper and cobalt complexing agents can significantly improve the process control and metallurgical performance. The different modes of action of these reagents are presented and mechanisms for the various reactions proposed. Plant results following the introduction of ammonium sulfate at the New Concentrator of Kipushi are discussed. [less ▲]

Detailed reference viewed: 32 (0 ULg)
Peer Reviewed
See detailRoles of Fgf receptors in cranial cartilage formation in zebrafish
Larbuisson, Arnaud ULg

Poster (2012, June)

Detailed reference viewed: 5 (1 ULg)
Full Text
See detailThe roles of lipopeptides in the biocontrol activity of Bacillus subtilis
Ongena, MARC ULg; Henry, Guillaume; Thonart, Philippe ULg

in Plant Pathology in the 21st Century, Recent developments in disease management (2009)

Bacillus subtilis species are well-known and extensively-used beneficial rhizobacteria for biocontrol of plant diseases. Their interest arises from their ability to generate a broad array of bioactive ... [more ▼]

Bacillus subtilis species are well-known and extensively-used beneficial rhizobacteria for biocontrol of plant diseases. Their interest arises from their ability to generate a broad array of bioactive metabolites among which three families of cyclic lipopeptides (CLPs). These CLPs display a huge diversity of structures and physico-chemical and biological properties which probably account for an important part of the biocontrol potential of the producing strains. Beside their antimicrobial properties, they are also involved in colonization and motility as well as in the systemic stimulation of immune system of the host plant. We summarize here the current knowledge of CLPs activities and focus on the recent findings in the context of biocontrol [less ▲]

Detailed reference viewed: 111 (17 ULg)
Peer Reviewed
See detailRoles of Nuclear Factor-Kappab, P53, and P21/Waf1 in Daunomycin-Induced Cell Cycle Arrest and Apoptosis
Hellin, A. C.; Bentires-Alj, M.; Verlaet, Myriam ULg et al

in Journal of Pharmacology and Experimental Therapeutics (The) (2000), 295(3), 870-8

Daunomycin is a potent inducer of p53 and NF-kappaB transcription factors. It is also able to increase the amount of the p21 cyclin-dependent kinase inhibitor. The human p21 promoter harbors p53 ... [more ▼]

Daunomycin is a potent inducer of p53 and NF-kappaB transcription factors. It is also able to increase the amount of the p21 cyclin-dependent kinase inhibitor. The human p21 promoter harbors p53-responsive elements and an NF-kappaB binding site. [less ▲]

Detailed reference viewed: 11 (1 ULg)
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Peer Reviewed
See detailThe roles of testosterone and singing in the regulation of seasonal neuroplasticity in songbirds
Sartor, Jennifer J.; Balthazart, Jacques ULg; Riters, L. V. et al

in Hormones & Behavior (2004, June), 46(1), 121

Detailed reference viewed: 7 (0 ULg)
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Peer Reviewed
See detailRoles of the STAT5 transcription factor in neutrophil homeostasy and inflammation
Fievez, Laurence ULg

in Annales de Médecine Vétérinaire (2007), 151(Spécial), 73-76

Detailed reference viewed: 4 (2 ULg)
Peer Reviewed
See detailThe roles of time of day and sleep quality in modulating glucose regulation: clinical implications.
Scheen, André ULg; Van Cauter, E.

in Hormone Research (1998), 49(3-4), 191-201

Consistent variations in glucose regulation across the 24-hour cycle are present in normal subjects. These diurnal variations are altered in various states of impaired glucose tolerance (aging, obesity ... [more ▼]

Consistent variations in glucose regulation across the 24-hour cycle are present in normal subjects. These diurnal variations are altered in various states of impaired glucose tolerance (aging, obesity, diabetes). Changes in insulin secretion, clearance and/or action across the day have been demonstrated. Studies in subjects receiving continuous intravenous glucose infusion have shown that major alterations of glucose tolerance occur during sleep and that sleep quality markedly influences glucose utilization. Diurnal variations in glucose tolerance result from the alternation of wake and sleep states as well as from intrinsic effects of circadian rhythmicity. The important roles of physiological variations in levels of counterregulatory hormones which are markedly dependent on sleep (i.e. growth hormone) or circadian rhythmicity (i.e. cortisol) have only begun to be appreciated. The modulatory effects of sleep and circadian rhythmicity on glucose regulation may have important clinical implications for the diagnosis and treatment of abnormalities of carbohydrate metabolism. [less ▲]

Detailed reference viewed: 9 (1 ULg)
See detailRôles, opportunités et contraintes de l’esquisse numérique en conception architecturale
Safin, Stéphane ULg

Scientific conference (2011, February 22)

Detailed reference viewed: 4 (1 ULg)
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Peer Reviewed
See detailRoll forming of Ultra High Strength Steels: progresses in experimental and modelling knowledge
Depauw, Antoine; Hérisson, Damien; Boman, Romain ULg et al

in Proceedings of International Roll Forming Congress 2009 (2009, October)

Detailed reference viewed: 32 (7 ULg)