Buscador de Tesis y publicaciones académicas

Microcrédito en Colombia: factores determinantes de la cartera y desafíos estructurales para la inclusión financiera de la economía informal

Giraldo-Tunjo, Anggie Ximena · Perozo-Martínez, Edison Enrique

El artículo analiza qué factores operativos, contractuales y regulatorios explican el riesgo de la cartera de microcrédito en Colombia y cómo condicionan el acceso de la economía informal al financiamiento formal. Se realizó una revisión documental narrativo-crítica de treinta y dos fuentes académicas, regulatorias y s...

Surface glycosylation of resveratrol-loaded PLGA nanoparticles modulates interfacial interactions with B lymphocytes

Estefania, Osorio-Muñoz · Esneyder, Ruiz · Víctor H, Orozco · Karen, Álvarez · y 4 más

Polymeric nanoparticles have emerged as promising platforms for improving the delivery and biological activity of immunomodulatory compounds. In this study, poly(lactic-co-glycolic acid) (PLGA) nanoparticles functionalized with the monosaccharides mannosamine and galactosamine were developed to explore their interactio...

Apego, vínculo afectivo y restauración emocional en contextos de cuidado alternativo familiar: una revisión crítica de la literatura sobre infancia y protección social

Fernández-Daza, Martha

Se presenta una revisión crítica de literatura sobre apego, vínculo y restauración emocional en cuidado alternativo familiar. La búsqueda se realizó en nueve bases de datos: Web of Science, Psycarticles, Redalyc, Scielo, Springer, Psicodoc, Science Direct, EBSCOhost y Proquest. Se emplearon descriptores sobre protecció...

A post-hypercritical accretion small-scale dynamo in newborn neutron stars

David F. Bambague · Cristian G. Bernal · J.A. Rueda

Hypercritical fallback accretion can advect the surface magnetic field of a newborn neutron star into the newly accreted outer layers. Before this material joins the solid crust and enters the Hall-Ohmic regime, part of it may remain hot, dense, and liquid, allowing turbulent magnetic amplification. We investigate whet...

Implementation of iron deficiency screening and treatment before cardiac surgery among cardiologists: determinants from a prespecified sub-analysis of the Interamerican Society of Cardiology survey

Joaquin Perea · María Inés Sosa-Liprandi · Ricardo Villarreal · Johanna Contreras · y 14 más

Iron deficiency is common in patients undergoing cardiac surgery and is associated with adverse perioperative outcomes. However, its systematic assessment and treatment remain inconsistently implemented in clinical practice.We performed a prespecified sub-analysis of a multinational electronic survey conducted by the I...

Cost-Effectiveness Analysis of the Messenger RNA Test (Aptima®) Compared With the Polymerase Chain Reaction DNA Test for Human Papillomavirus Screening From the Colombian Perspective

Paula, Benítez-Ospina · Jairo, Amaya-Guio · Cristian E, Navarro

To determine the cost-effectiveness of the Aptima® test compared with the polymerase chain reaction DNA test for the detection of human papillomavirus (HPV) infection in women over 30 years of age from the perspective of the Colombian health system.A decision tree model was developed from the perspective of the healthc...

Análisis del desarrollo de la economía campesina y familiar en la subregión del sur del Tolima en el marco de la implementación de los Programas de Desarrollo con Enfoque Territorial (PDET).

Varón, John

Neurocognitive effects of stress in higher education: Mechanisms, challenges, and opportunities

Julieta Esperanza, Ochoa-Amaya · Oscar Eugenio Tamayo, Alzate · Jose Ismael, Rojas-Peña

Stress is a key modulator of cognition with important consequences for learning and memory, particularly in university students. This systematic review integrates evidence from neuroscience, psychology, and selected theoretical contributions to clarify how acute and chronic stress shape cognitive processes relevant to...

Entre aroma, territorio y sostenibilidad: modelo de configuración para el diseño de una ruta turística cafetera en la provincia del Sumapaz, Colombia

María Cristina Velásquez Ardila · Nelson Enrique Fonseca Carreño · Pedro Luis Cifuentes Guerrero

Tourism has established itself as a strategic sector owing to its ability to boost rural economies and strengthen territorial identities. In Colombia, the recognition of the Coffee Cultural Landscape has promoted coffee tourism as an alternative for sustainable development. The province of Sumapaz holds advantages asso...

Integrating artificial intelligence into venous thromboembolism care: Predictive models, implementation challenges, and future directions

Oscar Moreno · Ruoliu Zhang · Andrew Huang · Yanqing Zhao · y 7 más

Artificial intelligence (AI) has the potential to support personalized, multidisciplinary, data-driven care for venous thromboembolism (VTE) prevention, detection, imaging, management, and follow-up. We reviewed 23 studies: 20 prediction or detection studies were assessed with PROBAST+AI, while 3 evaluated clinical-imp...