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Symptoms in transgenic tomato plants infected with CMV/D satRNA. (A) Nontransgenic plants with systemic necrosis. (B) Plants expressing bcl-xL (G138A) with systemic necrosis. (C) Plants expressing bcl-xL, with no symptoms or with delayed symptoms (arrow). (D) Plants expressing ced-9, with no symptoms or with delayed cell death in the stem (arrow).
