The Scientist Staff | Sep 1, 1991 | 1 min read
S. Ghosh, D. Baltimore, "Activation in vitro of NF-kB by phosphorylation of its inhibitor IkB," Nature, 344:678-82, 1990. Sankar Ghosh (Whitehead Institute for Biomedical Research, Cambridge, Mass.): "This paper brings together two areas of rapidly moving research: the role of protein phosphorylation and control of transcriptional regulation. The inhibitor IkB not only keeps the transcription factor NF-kB in the cytoplasm--away from DNA--but also directly prevents it from binding to DNA. By sh