Delftia tsuruhatensis | |
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Scientific classification ![]() | |
Domain: | Bacteria |
Kingdom: | Pseudomonadati |
Phylum: | Pseudomonadota |
Class: | Betaproteobacteria |
Order: | Burkholderiales |
Family: | Comamonadaceae |
Genus: | Delftia |
Species: | D. tsuruhatensis |
Binomial name | |
Delftia tsuruhatensis Shigematsu et al. 2003, sp. nov. [1] | |
Type strain | |
ATCC BAA-554, DSM 17581, IFO 16741, NBRC 16741, T7 [2] |
Delftia tsuruhatensis is a Gram-negative, rod-shaped, catalase- and oxidase-positive, motile bacterium from the Comamonadaceae family. It was first isolated from a wastewater treatment plant in Japan in 2003. [3] D. tsuruhatensis is an opportunistic and emergent pathogen. [4] All documented human infections are healthcare-associated. [4] [5] [6]
Cells are slightly curved, short rod-shaped cells that occur singly or in pairs. Cells are 0.7–1.2 μm wide and 2.4–4.0 μm long. [3]
D. tsuruhatensis can degrade phenolic compounds [7] and aniline, [8] which are often pollutants of soil and water.
D. tsuruhatensis can inhibit quorum sensing and biofilm formation, which could inform new therapeutic drugs against antibiotic-resistant bacteria. [9] D. tsuruhatensis inhibits quorum sensing and suppresses biofilm formation against Pseudomonas aeruginosa and other pathogens. [9] [10] These activities increase P. aeruginosa's susceptibility to antibiotics by 2 to 3 times. [11]
In 2023, researchers published evidence in Science that D. tsuruhatensis prevents the development of malaria in mosquitos by secreting harmane. Mosquitos infected by the bacteria had 75% fewer Plasmodium oocysts and featured infection rates one third those of uninfected mosquitoes. [12] [13] [14] [15]