Table of Contents

Research Article

• Research Article

  Isolation and characterization of dominant mutations resistant to carbon catabolite repression of galactokinase synthesis in Saccharomyces cerevisiae.

  K Matsumoto, A Toh-e, Y Oshima
• Research Article

  Cellular and extracellular siderophores of Aspergillus nidulans and Penicillium chrysogenum.

  G Charlang, B Ng, N H Horowitz, R M Horowitz
• Research Article

  Post-translational regulation of the 54K cellular tumor antigen in normal and transformed cells.

  M Oren, W Maltzman, A J Levine
• Research Article

  Deoxyribonucleic acid-mediated gene transfer in mammalian cells: molecular analysis of unstable transformants and their progression to stability.

  G A Scangos, K M Huttner, D K Juricek, F H Ruddle
• Research Article

  Excision of pyrimidine dimers from nuclear deoxyribonucleic acid in ultraviolet-irradiated Dictyostelium discoideum.

  J M Clark, R A Deering
• Research Article

  Membrane phase state and the rearrangement of hematopoietic cell surface receptors.

  P L Williamson, W A Massey, B M Phelps, R A Schlegel
• Research Article

  Electron microscopy of Achlya deoxyribonucleic acid sequence organization.

  M Pellegrini, W E Timberlake, R B Goldberg
• Research Article

  55,000-dalton, retrovirus-associated, cell membrane glycoprotein: purification and quantitative measurements of expression in viruses, cells, and tissues.

  D A Scheinberg, M Strand
• Research Article

  RAD6+ gene of Saccharomyces cerevisiae codes for two mutationally separable deoxyribonucleic acid repair functions.

  M F Tuite, B S Cox
• Research Article

  Glutamate synthase levels in Neurospora crassa mutants altered with respect to nitrogen metabolism.

  N S Dunn-Coleman, E A Robey, A B Tomsett, R H Garrett
• Research Article

  Changes in protein phosphorylation in Rous sarcoma virus-transformed chicken embryo cells.

  J A Cooper, T Hunter
• Research Article

  Large heterogeneous nuclear ribonucleic acid has three times as many 5' caps as polyadenylic acid segments, and most caps do not enter polyribosomes.

  M Salditt-Georgieff, M M Harpold, M C Wilson, J E Darnell
• Research Article

  Chinese hamster polyadenylated messenger ribonucleic acid: relationship to non-polyadenylated sequences and relative conservation during messenger ribonucleic acid processing.

  M M Harpold, M C Wilson, J E Darnell