Volume 23 Issue 1, January 2005

Volume 23 Issue 1

A color-enhanced scanning electron micrograph of red blood cells. Fully mature red blood cells have been generated in culture from hematopoietic stem cells (Giarratana et al., p 69). Credit: Biophoto Associates/Photo Researchers, Inc.



Opinion and Comment


  • Feature |

    Genetically modified crops are often framed as the products of multinational corporations, but in poorer nations it is public research that is vibrant and attempting their development.

    • Joel I Cohen

News and Views

  • News & Views |

    The bulk production of human red blood cells in culture is a first step toward an alternative source of transfusible blood.

    • Narla Mohandas
  • News & Views |

    An ingenious screening method exploiting substrate induction of gene expression provides a rapid means of identifying new catabolic pathways in unculturable microorganisms.

    • Jo Handelsman
  • News & Views |

    The complete genome sequence of the ethanol-producing bacterium Zymomonas mobilis provides new opportunities for industrial alcohol fermentation.

    • Thomas W Jeffries



Computational Biology


    Careers and Recruitment