A unique genomic structure with an unusual sensitivity to neuronal activity

*Correspondence to: Haruhiko Bito; Email: hbito@m.u-tokyo.ac.jpAddendum to: Kawashima T, Okuno H, Nonaka M, Adachi-Morishima A, Kyo N, Okamura M, et al. Synaptic activity-responsive element in the Arc/Arg3.1 promoter essential for synapse-to-nucleus signaling in activated neurons. Proc Natl Acad Sci USA 2009; 106:316–21; PMID: 19116276; DOI: 10.1073/pnas.0806518106.