Evidencia metataxonómica y metabolómica de la alteración de la homeostasis del biofilm oral relacionada con la caries: un estudio in vitro
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2025
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31/10/2024
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Universidad Complutense Madrid
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Abstract
La disbiosis ecológica de un biofilm incluye no solo cambios bacterianos, sino también cambios en su metabolismo. En relación con los biofilms orales, los cambios en la actividad metabolómica son un punto crucial, directamente relacionado con la patogenicidad de las enfermedades orales. A pesar de los avances en la investigación de la caries y en su etiología microbiana, la evidencia científica de los cambios taxonómicos y metabolómicos que acontecen, aún no están bien establecidos. Para avanzar en este conocimiento, se utiliza un enfoque meta-taxonómico basado en la secuenciación del gen 16 rRNA y un enfoque metabolómico no dirigido basado en un análisis de cromatografía liquida de ultra alta resolución y espectrometría de masas de tiempo de vuelo en cuádruplo (UHPLC/Q-TOF-MS)...
The ecological dysbiosis of a biofilm includes not only bacterial changes but also changes in their metabolism. Related to oral biofilms, changes in metabolic activity are crucial endpoint, linked directly to the pathogenicity of oral diseases. Despite the advances in caries research, detailed microbial and metabolomic etiology is yet to be fully clarified. To advance this knowledge, a metataxonomic approach based on 16S rRNA gene sequencing and an untargeted metabolomic approach based on an ultra-high performance liquid chromatography-quadrupole time-of-flight mass spectrometry analysis (UHPLC/Q-TOF-MS) were conducted...
The ecological dysbiosis of a biofilm includes not only bacterial changes but also changes in their metabolism. Related to oral biofilms, changes in metabolic activity are crucial endpoint, linked directly to the pathogenicity of oral diseases. Despite the advances in caries research, detailed microbial and metabolomic etiology is yet to be fully clarified. To advance this knowledge, a metataxonomic approach based on 16S rRNA gene sequencing and an untargeted metabolomic approach based on an ultra-high performance liquid chromatography-quadrupole time-of-flight mass spectrometry analysis (UHPLC/Q-TOF-MS) were conducted...
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Tesis inédita de la Universidad Complutense de Madrid, Facultad de Odontología, leída el 31/10/2024