62 resultados para Process of incubation


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In Australia, the Doctorate of Business Administration (DBA) remainsa popular program but considerable anguish persists within theuniversity sector over just what it is offering students. In thisarticle, we use the process of postgraduate socialisation tounderstand how candidates, supervisors and administratorsnavigate pathways to successful completion and offering of a DBAprogram. We identify four modes of knowledge applicable to theDBA and suggest that universities and candidates may draw onone another’s cultural capital to determine which mode(s) can beoffered. We also illustrate how candidates exercise agencythrough their cultural and social capital as they move through theprogram. We present a conceptual framework to help guidefuture research, and resource allocation on the DBA.

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Making sense of an organization overwhelmed with data becomes a problem for decision makers at all levels of business planning and operation. Although scholars have suggested several technological solutions such as business intelligence as being useful in helping busy executives to make decisions, we still know little about assisting business stakeholders in the process of understanding their organizational complexity before such decisions could even be formulated. In this paper, we investigate the opportunities in using BI technologies to make sense of a business environment. We analyze the views and opinions of developers, analysts, consultants, and users of business intelligence, who are experienced in using the technology beyond decision making to support organizational sensemaking. Our results highlight the need for creating and maintaining individual; and organizational identity and enacting this identity on the business and its environment.

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Morteza’s thesis investigated the opportunities in using BI technologies to make sense of a business environment. The results of his research highlighted the need for creating and maintaining an identity for Business Intelligence at both individual and organizational level and enacting this identity on the business and its environment.

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'Building bridges' is a metaphor we have used to describe a collaborative research process involving social work academic and senior practitioners from government and non-government child protection and family service organizations in Victoria, Australia. The purpose of the research was to develop a 'practice-generated approach to policy implementation' in child protection practice. The research sought to explore the appropriateness of social constructionist approaches for child protection practice that might enhance the existing risk paradigm. This article aims to critically evaluate the process of 'building bridges' and its outcomes, by focusing on how potential and actual differences between organizational contexts, namely universities and various serviceproviding organizations, may influence relationships between theory and practice. We critically reflect on our research process comparing it with idealized forms of collaborative research discussed in the literature.

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We have combined high-performance liquid chromatography (HPLC) separations using a monolithic column with acidic potassium permanganate and tris(2,2′-bipyridyl)ruthenium(II) chemiluminescence detection in a rapid and highly sensitive method to monitor the process of extracting opiate alkaloids from Papaver somniferum. Due to the high flow rates allowed with the monolithic column and the inherent selectivity of the chemiluminescence reactions, the four predominant alkaloids – morphine, codeine, oripavine and thebaine – were determined in less than 2 min. The results obtained with numerous process samples compared favourable with those of the standard HPLC methodology. Limits of detection were 1 × 10−10 M, 5 × 10−10 M, 5 × 10−10 M and 1 × 10−9 M, for morphine, codeine, oripavine and thebaine, respectively.

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This article reviews the precautionary principle as an approach in addressing decisions with far reaching environmental consequences under scientific uncertainty. The precautionary principle is intended to assist with structuring environmentally risky decisions toward sustainable development. It responds to the lack of scientific evidence of a potential environmental problem. There is currently no framework to assist with the process indicating the areas of importance and stages of decisionmaking. This paper suggests a framework to assist with the process of decision-making for complex environmental problems. The main areas of concern are the issues relating to the costs, risks, and benefits assessments. The main stages of the framework includes; definition of the problem, analysis of the potential environmental risks, assessments of specific anticipated legal, social, economic, political, and technological impacts, review of the key players (social, organisation and government) obligations, comparison of alternatives available, determination of accountability, implementation, decision making, monitoring and control processes.

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This paper presents the results of a qualitative study conducted in Quebec, Canada, with occupational therapists working in mental health. Data were gathered through self-reported narratives of four occupational therapists over the 2 years it took to implement the Remotivation Process (de las Heras, Llerena, & Kielhofner, 2003) and develop a research protocol. Through the descriptive analysis of their narratives, the positive changes this intervention approach had on clients and on occupational therapy practice are highlighted. The experience of the therapists in developing a research protocol is addressed. Finally, the research protocol evaluating the effect of the Remotivation Process on the recovery process of people with depression is presented.

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α-l-Rhamnosidase (EC 3.2.1.40) is an enzyme that catalyzes the cleavage of terminal rhamnoside groups from naringin to prunin and rhamnose. In this study, a His-tag was genetically attached to the rhamnosidase gene ramA from Clostridium stercorarium to facilitate its purification from Escherichia coli BL21 (DE3) cells containing the pET-21d/ramA plasmid. Immobilized metal-chelate affinity chromatography (IMAC) resulted in one-step purification of N-terminally His-tagged recombinant rhamnosidase (N-His-CsRamA) which was immobilized in Ca2+ alginate (3%) beads. The optimum pH levels of the free and immobilized recombinant rhamnosidase were found to be 6.0 and 7.5, and the optimum temperature 55 and 60 °C respectively. At 50 °C, the free enzyme was relatively stable and exhibited a less than 50% reduction in residual activity after 180 min of incubation. The free and immobilized enzymes achieved 76% and 67% hydrolysis of the naringin in Kinnow juice respectively. Immobilization of recombinant rhamnosidase enabled its reutilization up to 9 hydrolysis batches without an appreciable loss in activity. This result indicated that the His-tagged thermostable rhamnosidase could be prepared as described and may serve to illustrate an economical and commercially viable process for industrial application.

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A process for the production of ultrafine powders consisting of individual particles with sizes in the range of 1 nm to 200 nm, which is based on the mechanical milling of two or more non-reacting powders. The process includes subjecting a suitable precursor metal compound and a non-reactant diluent phased to mechanical milling which through the process of mechanical activation reduces the microstructure of the mixture of the form of nano-sized grains of the metal compound uniformly dispersed in the diluent phase. Heat treating the milled powder converts the nano-sized grains of the precursor metal compound into a desired metal oxide phase. Alternatively, the precursor metal compound may itself be an oxide phase which has the requisite milling properties to form nanograins when milled with a diluent. An ultrafine powder is produced by removing the diluent phase such that nano-sized grains of the desired metal oxide phase are left behind. The process facilitates a significant degree of control over the particle size and size distribution of the particles in the ultrafine powder by controlling the parameters of mechanical activation and heat treatment.

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The amount of time a bird allocates to incubation is likely to be limited by energetic constraints. If food is abundant, energetic constraints may be reduced and the time spent incubating (incubation attendance) may increase. Moreover, the onset of incubation in relation to clutch completion may be advanced, resulting in a higher degree of hatching asynchrony. We measured the effect of experimentally increased food availability on incubation attendance and an estimate of hatching asynchrony in the Australian reed warbler Acrocephalus australis. Supplementary food was provided every other day, from a few days before the start of egg laying until just prior to hatching. Incubation attendance was measured with temperature loggers at nests receiving supplementary food and control nests. Hatching asynchrony was inferred from mass and size differences between siblings shortly after hatching. We found that 1) food supplementation resulted in an increase in incubation attendance, when comparing both nests receiving supplementary food to control nests as well as feeding to non-feeding days in nests receiving supplementary food, and 2) food supplementation resulted in a greater hatching asynchrony, without affecting clutch size, average egg volume or the likelihood of eggs hatching. This suggests that food availability acts in a proximate way to modify the extent of incubation attendance and hatching asynchrony. We discuss the adaptive significance of increased incubation attendance and a shift in the degree of hatching asynchrony in relation to food availability.

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In this paper, we discuss a special case of knowledge creation via pattern mining that was studied using a hermeneutic approach. The reported study explores the nature of knowledge creation by domain practitioners who do not communicate directly. The focus of this paper extends the traditional view of a knowledge creation process beyond organisational boundaries. The proposed knowledge creation framework explains the facilitated process of knowledge creation by its qualification, combination, socialisation, externalisation, internalisation and introspection, thus allowing the transformation of individual experience and knowledge into formalised shareable domain knowledge.

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This research investigates effectiveness of real site visits within an undergraduate course. Experiential learning is a process of providing education, based on the experiences and observations of real-world examples. Some of the theory of experiential learning has been used to examine whether site visits assist the students learning experience.

The results of the research show that students generally have a positive attitude towards site visits and see them as beneficial. Although the study identified that some aspects of construction technology could be easily replaced by computer simulations and the like, other aspects of the curriculum are more effectively taught by retaining real site visits. The research was intended to provide a more structured approach to determining the value of site-based learning in construction-related courses.

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Monotremes are the only oviparous mammals and exhibit a fascinating combination of reptilian and mammalian characters. They represent a component of synapsidal reproduction by laying shelled eggs which are incubated outside the mother’s body. This is accompanied by a prototherian lactation process, marking them as representatives of early mammals. The only extant monotremes are the platypus, and the short- and long- beaked echidnas, and their distributions are limited to Australia and New Guinea. Apart for a short weaning period, milk is the sole source of nutrition and protection for the hatchlings which are altricial and immunologically naive. The duration of lactation in these mammals is prolonged relative to the gestational length and period of incubation of eggs. Much of the development of monotreme young occurs in the non-sterile ex-utero environment. Therefore the role of milk in the growth, development and disease protection of the young is of significant interest. By sequencing the cDNA of cells harvested from monotreme milk, we have identified a novel monotreme- specific transcript, and the corresponding gene was designated as the EchAMP. The expression profile of this gene in various tissues revealed that it is highly expressed in milk cells. The peptides corresponding to the EchAMP protein have been identified in a sample of echidna milk In silico analysis indicated putative antimicrobial potential for the cognate protein of EchAMP. This was further confirmed by in vitro assays using a host of bacteria. Interestingly, EchAMP did not display any activity against a commensal gut floral species. These results support the hypothesis of enhancement of survival of the young by antimicrobial bioactives of mammary gland origin and thus emphasize the protective, non- nutritional role of milk in mammals.

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Service companies possess different characteristics from non-service-based companies, affecting their process of internationalization. This article examines the internationalization of service organizations using case studies of 23 Australian service organizations internationalizing to China. It finds that the internationalization process is influenced by the type of service the organization produces. The Uppsala internationalization model partially explains internationalization for companies producing exportable services but did not explain internationalization for companies, which produce nonexportable services (services that must be located within the market). International experience, government regulations and capital intensity were influential for internationalization. The findings develop a model for service organization internationalization.