In vivo tracking of grape marc biomarkers, bioconversion, metabolic tracers, and microbiota modulation in swine fed a polyphenol-rich extract diet. - Castillo, Aly; Celeiro, Maria; Martínez-Vallespín, Beatriz; Rubio, Laura; Gonzalez-Iglesias, Diego; Facorro, Rocío; Garcia-Jares, Carmen; Zentek, Jürgen; Lores, Marta (PLoS ONE, 2025)