1. Editorial

   • Yechiel Becker

   EditorialNotes Pages: 309 - 309

2. Isolation and analysis of vaccinia virus previrions

   • Judy K. Vanslyke
   • Peiyu Lee
   • Dennis E. Hruby

   OriginalPaper Pages: 311 - 324

3. Amplification and detection of a single molecule of human immunodeficiency virus RNA

   • Satoru Nakamura
   • Shigeru Katamine
   • Tsutomu Miyamoto

   OriginalPaper Pages: 325 - 338

4. Comparative sequence analysis of four complete primary structures of plum pox virus strains

   • László Palkovics
   • József Burgyán
   • Ervin Balázs

   OriginalPaper Pages: 339 - 347

5. Expression of the collagen-like putative oncoprotein ofHerpesvirus saimiri in transformed T cells

   • Maria M. Medveczky
   • Peter Geck
   • Peter G. Medveczky

   OriginalPaper Pages: 349 - 365

6. The 5′ untranslated region of PVY RNA, even located in an internal position, enables initiation of translation

   • Caroline Levis
   • Suzanne Astier-Manifacier

   OriginalPaper Pages: 367 - 379

7. Nucleotide sequence of a Singapore isolate of zucchini yellow mosaic virus coat protein gene revealed an altered DAG motif

   • Sor-Cheng Lee
   • Mian Wu
   • Sek-Man Wong

   OriginalPaper Pages: 381 - 387