%0 Journal Article %T Positive and negative regulation of IkappaB kinase activity through IKKbeta subunit phosphorylation. %A Delhase, M %A Hayakawa, M %A Chen, Y %A Karin, M %J Science %V 284 %N 5412 %P 309-313 %@ 0036-8075 %D 1999-05-04 %~ DeepDyve