1. Editorial

   • Yechiel Becker Editor-in-Chief

   EditorialNotes Pages: 211 - 211

2. The 3′-nucleotide sequence of an ordinary strain of potato virus S

   • Gary D. Foster
   • Peter R. Mills

   OriginalPaper Pages: 213 - 220

3. Human oocytes express murine retroviral equivalents

   • B. Ove Nilsson
   • Per-Olof Kättström
   • Erik Larsson

   OriginalPaper Pages: 221 - 227

4. Expression of biologically active HIV glycoproteins using a T7 RNA polymerase-based eucaryotic vector system

   • Thomas Wilk
   • Heike Mierswa
   • Valerie Bosch

   OriginalPaper Pages: 229 - 246

5. Genetic mechanisms of antigenic variation in infectious bursal disease virus: Analysis of a naturally occurring variant virus

   • Dolores P. Lana
   • Christopher E. Beisel
   • Robert F. Silva

   OriginalPaper Pages: 247 - 259

6. MultipleCis-acting DNA elements that regulate transcription of the adenovirus 12E1A gene

   • Yoshihisa Yamazaki
   • Yuko Shimada
   • Yoshinobu Nakanishi

   OriginalPaper Pages: 261 - 271

7. Neutralizing monoclonal antibodies against α and β subunits of theUstilago maydis virus encoded toxin

   • I. Ginzberg
   • S. Rosenblum
   • N. I. Smorodinsky

   OriginalPaper Pages: 273 - 280

8. Quantitative assessment of poxvirus promoters in fowlpox and vaccinia virus recombinants

   • David B. Boyle

   OriginalPaper Pages: 281 - 290

9. A HSV-1 variant (1720) generates four equimolar isomers despite a 9200-bp deletion from TR_L and sequences between 9200 np and 97,000 np in inverted orientation being covalently bound to sequences 94,000–126,372 np

   • June Harland
   • S. Morira Brown

   OriginalPaper Pages: 291 - 299

10. Overexpression and purification of enzymatically active recombinant integrase protein of rous sarcoma virus

    • Ilona Marczinovits
    • János Molnár
    • István Fodor

    OriginalPaper Pages: 301 - 306

11. Nucleotide and deduced amino acid sequence of the canine adenovirus type 1 proteinase

    • Faxing Cai
    • Joseph M. Weber

    OriginalPaper Pages: 307 - 312