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Morphology of virus particles. Virions in the perinuclear cisterna after primary envelopment: EHV-1 (A), HSV-1 (B), ILTV (C), and PrV (D); virions in Golgi vesicles after secondary envelopment: EHV-1 (E), HSV-1 (F), ILTV (G), and PrV (H); extracellular virions after virus egress: EHV-1 (I), HSV-1 (J), ILTV (K), and PrV (L). Bars, 150 nm.
