title: Fueling memories.
abstract: A hallmark of the adaptive immune response is rapid and robust activation upon rechallenge. In the current issue of Immunity, van der Windt et al. (2012) provide an important link between mitochondrial respiratory capacity and the development of CD8(+) T cell memory.
authors.affiliation: Department of Oncology, Sidney Kimmel Comprehensive Cancer Center, Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA. poweljo@jhmi.edu
authors.forename: Jonathan D
authors.initials: JD
authors.lastname: Powell
authors.forename: Kristen
authors.initials: K
authors.lastname: Pollizzi