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  • Microarrays have revolutionized gene expression studies and are set to do the same for genome-wide RNA interference screens.

    • Ben Lehner
    • Andrew G Fraser
    News & Views
  • Rapid and accurate identification of protein phosphorylation sites is achieved by a peptide library screen combining the advantages of chemistry in solution and analysis on solid support.

    • Michael B Yaffe
    News & Views
  • A new scanning approach to data acquisition in tandem mass spectrometry promises to increase sensitivity and accuracy of proteomic analysis.

    • Daniel C Liebler
    News & Views