Key points are not available for this paper at this time.
John A. Lindbo, Laura Silva-Rosales, William M. Proebsting, William G. Dougherty, Induction of a Highly Specific Antiviral State in Transgenic Plants: Implications for Regulation of Gene Expression and Virus Resistance, The Plant Cell, Vol. 5, No. 12 (Dec., 1993), pp. 1749-1759
Lindbo et al. (Wed,) studied this question.