title: Microbiota keep the intestinal clock ticking.
abstract: Daily metabolic patterns are regulated in a circadian manner often via the hypothalamic axis. Mukherji et al. now report a surprising role for commensal bacteria in the circadian regulation of glucocorticoid production by intestinal epithelial cells.
authors.affiliation: Department of Immunobiology, Yale University School of Medicine, New Haven, CT 06520, USA.
authors.forename: Jorge
authors.initials: J
authors.lastname: Henao-Mejia
authors.forename: Till
authors.initials: T
authors.lastname: Strowig
authors.forename: Richard A
authors.initials: RA
authors.lastname: Flavell