737 resultados para IDA


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The crystal structure of the title complex salt has been determined by single-crystal X-ray structure analysis. The crystal data areas follows; Monoclinic, P2(1)/c, a=15.6480(10)Angstrom, b=16.7870(10)Angstrom, c=10.347(2)Angstrom, beta=90.790(10), V=2717.7(6)Angstrom(3), Z=3, and R=0.0333 for 4789 unique reflections. The complex anion has a pseudo-octahedral structure distorted more than the Cr-III and Co-III analogs, in which each, iminodiacetato ligand (ida(2-)) is coordinated in a facial fashion with the two N atoms in a cis configuration, resulting in an unsym-fac structure.

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This paper describes the approach to the modelling of experiential knowledge in an industrial application of Case-Based Reasoning (CBR). The CBR involves retrieval techniques in conjunction with a relational database. The database is especially designed as a repository of experiential knowledge, and includes qualitative search indices. The system is intended to help design engineers and material engineers in the submarine cable industry. It consists of three parts: a materials database; a database of experiential knowledge; and a CBR system used to retrieve similar past designs based upon component and material qualitative descriptions. The system is currently undergoing user testing at the Alcatel Submarine Networks site in Greenwich.

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Acute leukaemias in relapse after allogeneic stem cell transplantation (SCT) respond poorly to donor leucocyte infusions (DLI) compared with chronic myeloid leukaemia (CML), at least in part because of faster disease kinetics. Fludarabine-containing 'non-myeloablative' chemotherapy followed by further allo SCT may offer more rapid and effective disease control. We report 14 patients with relapse after allo SCT for acute leukaemia [seven acute myeloid leukaemia (AML), five acute lymphoblastic leukaemia (ALL)] or refractory anaemia with excess blasts in transformation (RAEB-t, n = 2) treated with fludarabine, high-dose cytosine arabinoside (ara-C) and granulocyte colony-simulating factor (G-CSF) with (n = 10) or without (n = 2) idarubicin (FLAG +/- Ida) or DaunoXome (FLAG-X) (n = 2) and second allo SCT from the original donor. Donors were fully human leucocyte antigen (HLA) -matched in 13 cases with a single class A mismatch in one. Actuarial overall survival was 60% and disease-free survival was 26% at 58 months. Remissions after the second SCT were longer than those after the first bone marrow transplantation (BMT) in eight of the 13 assessable patients to date. Haematopoietic recovery was rapid. Transplants were well tolerated with no treatment-related deaths. The major complication was graft-versus-host disease (GvHD, acute >/= grade II-2 cases, chronic - eight cases, two limited, six extensive) although there have been no deaths attributable to this. FLAG +/- Ida and second allo SCT is a safe and useful approach and may be more effective than DLI in the treatment of acute leukaemias relapsing after conventional allo SCT.

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Disfrutar y entender la m??sica son conceptos inseparables que, a su vez, enlazan con la manera y la frecuencia con que se escucha la misma. Hace falta establecer la mejor manera de percibirla o el mejor momento para hacerlo, no existiendo una edad para iniciar el acercamiento a este fascinante y maravilloso mundo, si bien cuanto antes se empiece este proceso, m??s enriquecedor resultar??.

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Se pone de manifiesto la desorientación de las familias en cuento a su responsabilidad educativa. Dicha desorientación viene motivada o por la falta de recursos, o por la falta de apoyos sociales. A su vez, se pone de manifiesto la idea de que los cambios producidos en el mundo laboral y en la movilidad social, motivan que las familias no sepan o no puedan desenvolverse en un marco social distinto al de antaño. Todo ello conduce a una reflexión sobre los cambios producidos en el binomio escuela-familia.

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Una representación gallega de Educación sin Fronteras visita El Salvador para conocer el sistema de escuelas rurales administradas por padres y construidas sobre los pilares de la educación popular. Se detecta que es necesario establecer programas de formación para estas personas, con el objetivo de que conozcan el entorno legal y técnico y aprendan a manejar las herramientas de gestión. Por otro lado, se observa que la educación camina pareja a una realidad social caracterizada por la violencia. Por último, un maestro salvadoreño y una experta en educación de El Salvador visitan Galicia para intercambiar experiencias con sus homólogos.