title: Adenosine: essential for life but licensed to kill.
abstract: In this issue of Molecular Cell,Long and Crighton (2013) report a cell death priming mechanism activated by p53 that senses extracellular adenosine accumulated following chemotherapy or hypoxia, providing a novel connection between adenosine signaling and apoptosis.
authors.affiliation: Neuroscience Center, University of North Carolina, Chapel Hill, NC 27599, USA.
authors.forename: Vivian
authors.initials: V
authors.lastname: Gama
authors.forename: Mohanish
authors.initials: M
authors.lastname: Deshmukh