Table of Contents

Research Article

• Research Article

  Control of dihydrofolate reductase messenger ribonucleic acid production.

  E J Leys, R E Kellems
• Research Article

  Organization and closing of mitochondrial deoxyribonucleic acid from Paramecium tetraaurelia and Paramecium primaurelia.

  D J Cummings, J L Laping
• Research Article

  Cellular titers and subcellular distributions of abundant polyadenylate-containing ribonucleic acid species during early development in the frog Xenopus laevis.

  M B Dworkin, J W Hershey
• Research Article

  Nonlytic simian virus 40-specific 100K phosphoprotein is associated with anchorage-independent growth in simian virus 40-transformed and revertant mouse cell lines.

  S Chen, M Verderame, A Lo, R Pollack
• Research Article

  Coordinate control of syntheses of ribosomal ribonucleic acid and ribosomal proteins during nutritional shift-up in Saccharomyces cerevisiae.

  D R Kief, J R Warner
• Research Article

  Hierarchy of elements regulating synthesis of ribosomal proteins in Saccharomyces cerevisiae.

  D R Kief, J R Warner
• Research Article

  Comparison between the viral transforming gene (src) of recovered avian sarcoma virus and its cellular homolog.

  T Takeya, H Hanafusa, R P Junghans, G Ju, A M Skalka
• Research Article

  Induction of cellular deoxyribonucleic acid synthesis in butyrate-treated cells by simian virus 40 deoxyribonucleic acid.

  S Kawasaki, L Diamond, R Baserga
• Research Article

  Genetic regulation: yeast mutants constitutive for beta-galactosidase activity have an increased level of beta-galactosidase messenger ribonucleic acid.

  R C Dickson, R M Sheetz, L R Lacy