Hamiltonella

Hamiltonella
Scientific classification
Domain:	Bacteria
Phylum:	Pseudomonadota
Class:	Gammaproteobacteria
Order:	Enterobacterales
Family:	Enterobacteriaceae
Genus:	CandidatusHamiltonella

Last updated June 09, 2025

Hamiltonella is a genus of Enterobacteria in the Gammaproteobacteria. Hamiltonella defensa is a model organism for defensive symbiosis, protecting pea aphids from parasitoid wasps.^[1] Hamiltonella has also been found as a nutritional mutualistic endosymbiont in Whiteflies.^[2]

References

↑ "Oliver K.M., Campos J., Moran N.A., and Hunter M.S. 2008. "Population dynamics of defensive symbionts in aphids." Proc. R Soc. B, 275(1632): 293-299
↑ Qi Su, Wen Xie, Shaoli Wang, Qingjun Wu, Baiming Liu, Yong Fang, Baoyun Xu, Youjun Zhang. 2014. "The Endosymbiont Hamiltonella Increases the Growth Rate of Its Host Bemisia tabaci during Periods of Nutritional Stress." PLoS ONE. doi : 10.1371/journal.pone.0089002

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[1] "Oliver K.M., Campos J., Moran N.A., and Hunter M.S. 2008. "Population dynamics of defensive symbionts in aphids." Proc. R Soc. B, 275(1632): 293-299

[2] Qi Su, Wen Xie, Shaoli Wang, Qingjun Wu, Baiming Liu, Yong Fang, Baoyun Xu, Youjun Zhang. 2014. "The Endosymbiont Hamiltonella Increases the Growth Rate of Its Host Bemisia tabaci during Periods of Nutritional Stress." PLoS ONE. doi : 10.1371/journal.pone.0089002

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