Horizontal Gene Transfer in Mycoplasma agalactiae
Author Information
Author(s): Pascal Sirand-Pugnet, Carole Lartigue, Marc Marenda, Daniel Jacob, Aurélien Barré, Valérie Barbe, Chantal Schenowitz, Sophie Mangenot, Arnaud Couloux, Beatrice Segurens, Antoine de Daruvar, Alain Blanchard, Christine Citti
Primary Institution: Université Bordeaux 2, UMR1090, Villenave d'Ornon, France
Hypothesis
Can Mycoplasma agalactiae acquire genes through horizontal gene transfer from other mycoplasmas?
Conclusion
The study reveals that approximately 18% of the Mycoplasma agalactiae genome has undergone horizontal gene transfer, challenging the notion that mycoplasma evolution is solely driven by genome reduction.
Supporting Evidence
- Approximately 18% of the Mycoplasma agalactiae genome has undergone horizontal gene transfer.
- Horizontal gene transfer may involve genes that play a role in mycoplasma-host interactions.
- The study challenges the accepted view that mycoplasma evolution is driven solely by genome downsizing.
- Evidence of a conjugative element suggests that gene transfer may occur through a mechanism similar to sexual reproduction.
Takeaway
Mycoplasma agalactiae can share genes with other bacteria, which helps it adapt and survive better in its environment.
Methodology
The genome of Mycoplasma agalactiae was sequenced and analyzed for horizontal gene transfer events with other mycoplasmas.
Limitations
The study primarily focuses on a single strain of Mycoplasma agalactiae, which may not represent all strains.
Digital Object Identifier (DOI)
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