title: Electrifying symbiosis.
authors.affiliation: Department of Biology, Pennsylvania State University, University Park 16802.
authors.forename: S M
authors.initials: SM
authors.lastname: Assmann
mesh_terms: D007887:Fabaceae / Q000382:microbiology*; D005798:Genes, Bacterial; D010946:Plants, Medicinal; D012230:Rhizobiaceae / Q000235:genetics / Q000502:physiology*; D012231:Rhizobium / Q000502:physiology; D013559:Symbiosis