103 research outputs found

    Diseño de un modelo de referenciación a personas en emergencia social víctimas del conflicto armado residentes en Bogotá

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    Tesis de GradoEl propósito de la investigación fue diseñar la estructura conceptual de un modelo de referenciación para víctimas del conflicto armado atendidas en el servicio Enlace Social de la Secretaria Distrital de Integración Social residentes Bogotá. Así como, realizar la caracterización de 361 registros de la ficha del sistema de registro de beneficiarios SIRBE aplicada a VCA participantes en el servicio ES de la SDIS desde el año 2013 hasta Septiembre del 2017 y caracterización 18 instituciones y 29 programas o servicios dirigidos a VCA con el fin de identificar la oferta de servicios sociales disponibles para este grupo poblacional.1. Resumen 2. Antecedentes conceptuales y empíricos 3. Justificación 4. Objetivos 5. Método 6. Resultados 7. Discusión y conclusiones 8. Referencias 9. ApéndicesMaestríaMagister en Psicologí

    Evidence for a local control of prostaglandins within the pregnant human uterus

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    Prostaglandin F (PGF) and 13,14-dihydro-15-keto-PGF (PGFM) have been measured in amniotic fluid in late human pregnancy. The method used to obtain amniotic fluid greatly influenced the levels of prstaglandins: fluid obtained by vaginal amniotomy contained significantly higher levels of both PGF and PGFM than samples taken at amniocentesis, reflecting an increase in synthesis and/or release of prostaglandin rather than a decrease in the rate of metabolism. After 36 weeks gestation there was no increase in levels of either PGF or PGFM if samples obtained by amniotomy and amniocentesis were considered separately, although if such samples were considered together a significant increase could be obtained. The apparently rapid change in prostaglandin concentrations in amniotic fluid in response to amniotomy strongly supports a local control of these compounds within the pregnant uterus

    Concentrations of the prostacyclin metabolite, 6-keto-prostaglandin F1 alpha, in amniotic fluid during late pregnancy and labour

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    Concentrations of 6-keto-prostaglandin F1α (6-keto-PGF1a, the stable metabolite of prostacyclin, PGI2) have been measured in amniotic fluid obtained during late pregnancy and labour. Samples taken at amniotomy during spontaneous labour contained a significantly greater concentration of 6-keto-PGF1α than samples taken at amniotomy before the onset of labour (p 0.1). It is suggested that prostacyclin may have a functional role in the mechanism of parturition in man

    Changes in prostaglandin F and 13,14-dihydro-15-keto-prostaglandin F concentrations in amniotic fluid at the onset of and during labour

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    Concentrations of prostaglandin F (PGF) and its major circulating metabolite 13,14-dihydro-15-keto-PGF (PGFM) have been measured in amniotic fluid during spontaneous labor at term. Levels of both PGF and PGFM were significantly higher during early spontaneous labour, at a cervical dilatation of less than 4 cm, than before the onset of labour. Patients who started labour spontaneously but later required oxytocin therapy for failure to progress in first stage had lower levels of PGF and PGFM than patients who progressed adequately without oxytocin therapy. During spontaneous labour, concentrations of both PGF and PGFM increased significantly with advancing cervical dilatation. These data indicate that the accumulation of prostaglandins in amniotic fluid during labour is not due to decreased metabolism. They furthermore provide the strongest evidence available so far for an increase in intrauterine prostaglandin synthesis during human parturition

    Increase of the prostaglandin precursor, arachidonic acid, in amniotic fluid during spontaneous labour

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    Concentrations of free arachidonic acid were measured by gas liquid chromatography in amniotic fluid obtained during spontaneous labour at term. Levels of arachidonic acid ranged from 0.14 to 2.2 μg/ml and increased significantly (
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