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Isotopic tracing of glucose metabolites in human monocytes to assess changes in inflammatory conditions

Differences in metabolic profiles can link to functional changes of immune cells in disease conditions. Here, we detail a protocol for the detection and quantitation of 19 metabolites in one analytical run. We provide the parameters for chromatographic separation and mass spectrometric analysis of i...

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Detalles Bibliográficos
Autores principales: Giacomello, Ginevra, Böttcher, Chotima, Parr, Maria Kristina
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Elsevier 2022
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9519621/
https://www.ncbi.nlm.nih.gov/pubmed/36152304
http://dx.doi.org/10.1016/j.xpro.2022.101715
Descripción
Sumario:Differences in metabolic profiles can link to functional changes of immune cells in disease conditions. Here, we detail a protocol for the detection and quantitation of 19 metabolites in one analytical run. We provide the parameters for chromatographic separation and mass spectrometric analysis of isotopically labeled and unlabeled metabolites. We include steps for incubation and sample preparation of PBMCs and monocytes. This protocol overcomes the chromatographic challenges caused by the chelating properties of some metabolites.