Symbiotic nitrogen fixation by rhizobia—the roots of a success story
C Masson-Boivin, JL Sachs - Current Opinion in Plant Biology, 2018 - Elsevier
Highlights•Nodulation of legumes is encoded by at least three genetic rhizobial
strategies.•The 'nod'strategy has been the most successful evolutionarily.•Evolution of nod …
strategies.•The 'nod'strategy has been the most successful evolutionarily.•Evolution of nod …
Legumes versus rhizobia: a model for ongoing conflict in symbiosis
Contents Summary 1199 I. Introduction 1199 II. Selecting beneficial symbionts: one problem,
many solutions 1200 III. Control and conflict over legume nodulation 1201 IV. Control and …
many solutions 1200 III. Control and conflict over legume nodulation 1201 IV. Control and …
Competitive interference among rhizobia reduces benefits to hosts
A Rahman, M Manci, C Nadon, IA Perez, WF Farsamin… - Current Biology, 2023 - cell.com
The capacity of beneficial microbes to compete for host infection—and the ability of hosts to
discriminate among them—introduces evolutionary conflict that is predicted to destabilize …
discriminate among them—introduces evolutionary conflict that is predicted to destabilize …
Evolutionary origin and ecological implication of a unique nif island in free-living Bradyrhizobium lineages
The alphaproteobacterial genus Bradyrhizobium has been best known as N2-fixing
members that nodulate legumes, supported by the nif and nod gene clusters. Recent …
members that nodulate legumes, supported by the nif and nod gene clusters. Recent …
Phylogeny and phylogeography of rhizobial symbionts nodulating legumes of the tribe Genisteae
T Stępkowski, J Banasiewicz, CE Granada, M Andrews… - Genes, 2018 - mdpi.com
The legume tribe Genisteae comprises 618, predominantly temperate species, showing an
amphi-Atlantic distribution that was caused by several long-distance dispersal events …
amphi-Atlantic distribution that was caused by several long-distance dispersal events …
Host investment into symbiosis varies among genotypes of the legume Acmispon strigosus, but host sanctions are uniform
Efficient host control predicts the extirpation of ineffective symbionts, but they are
nonetheless widespread in nature. We tested three hypotheses for the maintenance of …
nonetheless widespread in nature. We tested three hypotheses for the maintenance of …
Recurrent mutualism breakdown events in a legume rhizobia metapopulation
KA Gano-Cohen, CE Wendlandt… - … of the Royal …, 2020 - royalsocietypublishing.org
Bacterial mutualists generate major fitness benefits for eukaryotes, resha** the host
phenotype and its interactions with the environment. Yet, microbial mutualist populations are …
phenotype and its interactions with the environment. Yet, microbial mutualist populations are …
Fitness variation among host species and the paradox of ineffective rhizobia
Legumes can preferentially select beneficial rhizobial symbionts and sanction ineffective
strains that fail to fix nitrogen. Yet paradoxically, rhizobial populations vary from highly …
strains that fail to fix nitrogen. Yet paradoxically, rhizobial populations vary from highly …
Population genomics of Australian indigenous Mesorhizobium reveals diverse nonsymbiotic genospecies capable of nitrogen-fixing symbioses following horizontal …
Mesorhizobia are soil bacteria that establish nitrogen-fixing symbioses with various
legumes. Novel symbiotic mesorhizobia frequently evolve following horizontal transfer of …
legumes. Novel symbiotic mesorhizobia frequently evolve following horizontal transfer of …
Dynamic genomic architecture of mutualistic cooperation in a wild population of Mesorhizobium
Research on mutualism seeks to explain how cooperation can be maintained when
uncooperative mutants co-occur with cooperative kin. Gains and losses of the gene modules …
uncooperative mutants co-occur with cooperative kin. Gains and losses of the gene modules …