Xanthomonas citri

Xanthomonas citri
Scientific classification
Domain: Bacteria
Phylum: Proteobacteria
Class: Gammaproteobacteria
Order: Xanthomonadales
Family: Xanthomonadaceae
Genus: Xanthomonas
Binomial name
Xanthomonas citri
(Hasse 1915) Gabriel et al. 1989

Xanthomonas citri is a Gram-negative, rod-shaped proteobacteria. Although it is harmless for humans, it is a phytopathogen, known for being the causing agent of citrus canker.

Defense against predators

X. citri uses type VI secretion system in defense against predatory amoeba Dictyostelium discoideum.[1]

References

  1. Bayer-Santos, Ethel; Lima, Lídia dos Passos; Ceseti, Lucas de Moraes; Ratagami, Camila Yuri; de Santana, Eliane Silva; da Silva, Aline Maria; Farah, Chuck Shaker; Alvarez-Martinez, Cristina Elisa (2018). "Xanthomonas citri T6SS mediates resistance to Dictyostelium predation and is regulated by an ECF σ factor and cognate Ser/Thr kinase". Environmental Microbiology. 20 (4): 1562–1575. doi:10.1111/1462-2920.14085. ISSN 1462-2912.


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