Miguel Barajas is a professor of Biochemistry and Molecular Biology at the Public University of Navarre (tenured); was a research fellow at the University of Minnesota (2004-2006); obtained a PhD from the University of Navarre (2002); and obtained a BSc in Biological Sciences (1997) from the University of Barcelona. Interests: probiotics, gut microbiota, diabetes mellitus, obesity, gene expression, nuclear receptors, and drug development.