title: A call to arms: interferons prepare bone marrow cells to battle peripheral infections.
abstract: Viral infection leads to the rapid production of type I interferons within infected tissues. In this issue of Cell Host & Microbe, Hermesh et al. (2010) demonstrate that interferons produced following respiratory viral infection program leukocytes in the bone marrow to resist infection before trafficking to the lung.
authors.affiliation: Trudeau Institute, 154 Algonquin Avenue, Saranac Lake, NY 12983, USA.
authors.forename: Jacob E
authors.initials: JE
authors.lastname: Kohlmeier
authors.forename: David L
authors.initials: DL
authors.lastname: Woodland