Gil, Rosario Plasmids in the aphid endosymbiont Buchnera aphidicola with the smallest genomes. A puzzling evolutionary story. [electronic resource] - Gene Mar 2006 - 17-25 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0378-1119 Standard No.: 10.1016/j.gene.2005.10.043 doi Subjects--Topical Terms: Amino Acids--biosynthesisAnimalsAphids--physiologyBuchnera--geneticsEvolution, MolecularGenome, Bacterial--geneticsPlasmids--geneticsRec A Recombinases--geneticsRecombination, Genetic--geneticsSymbiosis--physiology