PT - JOURNAL ARTICLE AU - Day, Jeremy J. TI - Extracellular Signal-Related Kinase Activation During Natural Reward Learning: A Physiological Role for Phasic Nucleus Accumbens Dopamine? AID - 10.1523/JNEUROSCI.0776-08.2008 DP - 2008 Apr 23 TA - The Journal of Neuroscience PG - 4295--4297 VI - 28 IP - 17 4099 - http://www.jneurosci.org/content/28/17/4295.short 4100 - http://www.jneurosci.org/content/28/17/4295.full SO - J. Neurosci.2008 Apr 23; 28