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Assessment of Gut Barrier Integrity in Mice Using Fluorescein-Isothiocyanate-Labeled Dextran
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November 18, 2022
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1Nutrition and Microbiome Laboratory, Institut du cancer de Montréal,Centre de recherche du Centre hospitalier de l’Université de Montréal (CRCHUM), 2Digestive Surgery Service, Centre hospitalier de l’Université de Montréal (CHUM), Faculty of Medicine,Université de Montréal, 3Department of Medicine, Faculty of Medicine,Université de Montréal
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In the present study, fluorescein-isothiocyanate-labeled (FITC) dextran is administered to mice via oral gavage to evaluate intestinal permeability both in vivo and in plasma and fecal samples. As gut barrier function is affected in many disease processes, this direct and quantitative assay can be used in diverse research areas.
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Gerkins, C., Hajjar, R., Oliero, M., Santos, M. M. Assessment of Gut Barrier Integrity in Mice Using Fluorescein-Isothiocyanate-Labeled Dextran. J. Vis. Exp. (189), e64710, doi:10.3791/64710 (2022).
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