We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAmino-acid cycling drives nitrogen fixation in the legume-Rhizobium symbiosis.AuthorsLodwig EM; Hosie AH; Bourdès A; Findlay K; Allaway D; Karunakaran R; Downie JA; Poole PSPublicationNature, 2003, Vol 422, Issue 6933, p722ISSN0028-0836Publication typearticleDOI10.1038/nature01527