We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePositive and negative regulation of IkappaB kinase activity through IKKbeta subunit phosphorylation.AuthorsDelhase, Mireille; Yi ChenPublicationScience, 1999, Vol 284, Issue 5412, p309ISSN0036-8075Publication typearticleDOI10.1126/science.284.5412.309