Correction

Lindholm et al. Vol. 122, No. 2, July 1993. Pages 443–450.In the author line of this paper, Dr. Tessarollo's name appears mispelled as Tesarollo. The correct citation appears below.Lindholm, D., E. Castren, P. Tsoulfas, R. Kolbeck, M. da Penha Berzaghi, A. Leingartner, C.P. Heisenberg, L. Tessarollo, L.F. Parada, and H. Thoenen. 1993. J. Cell Biol. 122:443–450.