title: Toll-like receptor 9, what o'clock is it?
abstract: In this issue of Immunity, Silver et al. (2012) provide evidence that murine Toll-like receptor 9 (TLR9) expression and function in innate and adaptive immunity is controlled by the circadian cycle.
authors.affiliation: Institute for Immunology, Philipps-University Marburg, BMFZ, Hans-Meerweinstr. 2, 35043 Marburg, Germany.
authors.forename: Hannah-Lena
authors.initials: HL
authors.lastname: Obermann
authors.forename: Stefan
authors.initials: S
authors.lastname: Bauer