1. The template properties of tetranucleoside triphosphoramidates having cytosine-guanosine residues

   • Wojciech S. Zielinski
   • Leslie E. Orgel

   OriginalPaper Pages: 281 - 283

2. Manganese-catalyzed oligomerizations of nucleotide analogs

   • J. Visscher
   • Alan W. Schwartz

   OriginalPaper Pages: 284 - 287

3. The extension reached by the minimization of the polarity distances during the evolution of the genetic code

   • Massimo Di Giulio

   OriginalPaper Pages: 288 - 293

4. Nucleotide sequences of the 5.8S rRNA gene and internal transcribed spacer regions in carrot and broad bean ribosomal DNA

   • Yukihiko Yokota
   • Takefumi Kawata
   • Shigeyuki Tanifuji

   OriginalPaper Pages: 294 - 301

5. Intraspecific evolution of a gene family coding for urinary proteins

   • Raya Al-Shawi
   • Peter Ghazal
   • John O. Bishop

   OriginalPaper Pages: 302 - 313

6. Structural analysis of the uEGF gene in the sea urchinStrongylocentrotus purpuratus reveals more similarity to vertebrate than to invertebrate genes with EGF-like repeats

   • María Guadalupe Delgadillo-Reynoso
   • David R. Rollo
   • Rudolf A. Raff

   OriginalPaper Pages: 314 - 327

7. Indexes to the reassociation and stability of solution DNA hybrids

   • Frederick H. Sheldon
   • Anthony H. Bledsoe

   OriginalPaper Pages: 328 - 343

8. Amphibian albumins as members of the albumin, alpha-fetoprotein, vitamin D-binding protein multigene family

   • Denise Nardelli Haefliger
   • John E. Moskaitis
   • Walter Wahli

   OriginalPaper Pages: 344 - 354

9. Identification of a locality in snake venomα-neurotoxins with a singificant compositional similarity to marine snailα-conotoxins: Implications for evolution and structure/activity

   • Mark J. Dufton
   • Peter Bladon
   • Alan L. Harvey

   OriginalPaper Pages: 355 - 366

10. Polymerization of a monomeric guanosine derivative in a hydrogen-bonded aggregate

    • Wojciech S. Zielinski
    • Leslie E. Orgel

    Letter to the Editor Pages: 367 - 369