4,452 research outputs found

    Systemic drug therapy of malignant pleural mesothelioma.

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    Malignant pleural mesothelioma (MPM) is an uncommon malignancy characterized by a rapid clinical course. Few patients are possible candidates for radical surgery. According to most reviews, radiotherapy has a limited role in the treatment of MPM. The role of chemotherapy in the management of pleural mesothelioma still remains uncertain. The available data indicate that although 10-20% of patients are known to achieve on objective response to a number of chemotherapeutic agents, the impact on survival appears limited and improvement in the quality of life remains uncertain. The results of combination chemotherapy are comparable to those of single-agent chemotherapy and no major difference is detectable among the various combinations. Prospective phase II trials are recommended for the identification of new active treatments while large-scale randomized phase III trials are needed to identify the best available treatment. In addition, new standard criteria for eligibility and response assessment are required. This paper reviews the available literature on the systemic drug therapy of MP

    Management of malignant pleural effusions

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    Malignant pleural effusions (MPEs) represent a common complication of advanced malignancies. However, adequate palliation of this highly symptomatic accompaniment to cancer can be achieved in most patients by adopting the appropriate therapy. Several options are available for the treatment of MPE. Systemic therapy may control the effusion in patients whose underlying malignancy is sensitive to anticancer agents. Repeated thoracocentesis can be appropriate for patients with limited life expectancy or slowly recurrent effusions. In the majority of the remaining cases the treatment of choice is pleurodesis with sclerosing agents administered via tube thoracostomy. Controversy still exists as to which drug produces the best results: talc and bleomycin appear to be among the most cost-effective agents. The debate over the best agent to be used for pleurodesis refers to the difficulty in comparing results of studies using different eligibility criteria, response assessment and end-points. This article describes the various treatments which have been reported in the literature to play a role in the management of MPEs. It is also aimed at providing guidelines in allocating patients to appropriate treatments

    Interactively using Semantic Web knowledge: Creating scalable abstractions with FacetOntology

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    The amount of knowledge accessible on the Semantic Web is growing, and there is a need for a scalable solution to facilitate exploring that data. Currently approaches to exploring Semantic Web data either focus on exploring resources individually, following links during exploration, and making little use of collated data, or take the approach of collating and aligning multiple sources into one store for one purpose, and hand-crafting a specific browsing interface onto it. We present an approach that provides a scalable browsing interface, which can browse knowledge from the Semantic Web at will. Our approach creates abstractions of knowledge, collated into facets, which are described using FacetOntology. FacetOntology facilitates describing facets from RDF data, suitable for use in creating datasets for faceted browsing

    Growth Morphologies and Mechanisms of Non-Equilibrium Solidified MC Carbide

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    Growth morphologies and mechanisms of the carbide of group IVB and VB elements (MC carbide), a typical faceted crystal, were studied with an estimated cooling rate from 102 to 105 K/s. Results showed that although the growth morphologies of the MC carbide vary remarkably with solidification cooling rate, the solid/liquid interface is always atomically smooth, and the growth mechanisms are always lateral growth. The growth mechanism transition from lateral to continuous growth mode, which was predicted by the classic crystal growth theory, was not observed for the TiC type MC carbide within the estimated cooling rate range of 102?105 K/s

    Ruth Klüger: la creatività per non “smarrirsi strada facendo”

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    R. Klüger, a jewish viennese, a US citizen and a germanist, is the Author of two autobiographies “weiter leben”and “unterwegs versore”. Written in a style which alternates between essay and poetry, account and recollection, they are the occasion for the Author to establish a dialogue with the women having as a focus the exchange of experiences and reflections over the status of the feminine emancipation

    Eutectic MC Carbide Growth Morphologies of a Laser Clad TiC/FeAl Composite Coating

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    In this paper, eutectic MC carbide growth morphology and its evolution with laser scanning speed were studied comprehensively of a laser clad MC carbide reinforced FeAl intermetallic matrix composite coating. As the laser scanning speed increased, the growth morphology of eutectic MC carbide was found to be needle-aligned annulation, butterfly-like and well-developed dendrite
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