Neurobiology. In the article “Growth factor-mediated Fyn signaling regulates α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid (AMPA) receptor expression in rodent neocortical neurons” by Mako Narisawa-Saito, Alcino J. Silva, Tsuyoshi Yamaguchi, Takashi Hayashi, Tadashi Yamamoto, and Hiroyuki Nawa, which appeared in number 5, March 2, 1999, of Proc. Natl. Acad. Sci. USA (96, 2461–2466), due to a printer’s error, there were several errors in the author and affiliations lines. The correct affiliations are as follows:

Mako Narisawa-Saito*^†, Alcino J. Silva^‡, Tsuyoshi Yamaguchi*, Takashi Hayashi^§, Tadashi Yamamoto^§, and Hiroyuki Nawa*^†‡

*Department of Molecular Neurobiology, Brain Research Institute, Niigata University, Niigata 951-8585, Japan; ^‡Cold Spring Harbor Laboratory, Cold Spring Harbor, NY 11724; and ^§Institute of Medical Science, University of Tokyo, Tokyo 108-8639, Japan^† To whom reprint requests should be addressed.