We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleUnicellular cyanobacteria fix N2 in the subtropical North Pacific Ocean.AuthorsZehr JP; Waterbury JB; Turner PJ; Montoya JP; Omoregie E; Steward GF; Hansen A; Karl DMPublicationNature, 2001, Vol 412, Issue 6847, p635ISSN0028-0836Publication typearticleDOI10.1038/35088063