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Mycospitalomics: caracterización del micobioma de ambientes hospitalarios para prevenir las infecciones fúngicas invasivas.

Authors: Garcia-Gutierrez, Laura; Baena Rojas, B.; Ruiz, Maite; Mellado, Emilia; Lucio, José; Ruiz-Gaitán, Alba; Pemán, Javier; +3 Authors

Mycospitalomics: caracterización del micobioma de ambientes hospitalarios para prevenir las infecciones fúngicas invasivas.

Abstract

Los ambientes hospitalarios requieren una atención especial para proteger a los pacientes inmunodeprimidos frente a las infecciones nosocomiales. Los hongos patógenos oportunistas pueden causar infecciones fúngicas invasivas (IFI), las cuales matan anualmente a aproximadamente un millón y medio de personas en todo el mundo. Además, la creciente resistencia a los compuestos antimicrobianos, incluyendo la resistencia a los anti-fúngicos más usados para combatir los principales agentes causales de IFI (especies de Aspergillus y Candida) y otros patógenos emergentes (Mucorales, Fusarium, Scedosporium, Lomentospora and hongos dematiáceos), señala la necesidad de abordar estudios ambientales que permitan descubrir el origen de este problema. Teniendo en cuenta estos desafíos, el proyecto Mycospitalomics está estudiando la diversidad fúngica en tres hospitales españoles (Virgen del Rocío en Sevilla, La Fé en Valencia y Severo Ochoa en Leganés), con intensos muestreos ambientales (aire, superficies y sistemas de ventilación) y la aplicación de técnicas de cultivo y análisis del ADN ambiental; para abordar cuatro objetivos principales: (i) mejorar el conocimiento de las comunidades de hongos (micobioma) asociadas al ambiente hospitalario mediante el uso de técnicas modernas de ADN (“DNA metabarcoding” y qPCR), (ii) mejorar los métodos de detección/cuantificación fúngica para evaluar la exposición a los hongos presentes en hospitales, (iii) identificar los principales patógenos fúngicos oportunistas aislados de los hospitales de estudio y su resistencia a los compuestos anti-fúngicos, así como (iv) caracterizar las poblaciones de los principales patógenos identificados mediante genómica comparativa. En esta comunicación presentamos el progreso actual del proyecto, incluyendo los primeros resultados de los muestreos de enero a marzo de 2023, así como los desafíos futuros.

Resumen de la comunicación oral presentada en el XXIX Congreso Sociedad Española de Microbiología (SEM-XXIX), Burgos, Spain, June 2023.

Ministerio de Ciencia e Innovación (PID2021-123184OA-I00)

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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