Yersinia enterocolitica

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Yersinia enterocolitica


Yersinia enterocolitica is a species of gram-negative, coccobacillus-shaped bacterium, oxidase-negative, and non–lactose-fermenting bacilli responsible for several zoonotic disease (cattle, deer, pigs, and birds). The spectrum of disease caused by it ranges from asymptomatic to life-threatening sepsis, especially in infants.


Scientific classification
Kingdom Eubacteria
Phylum Proteobacteria
Class Gammaproteobacteria
Order Enterobacteriales
Family Enterobacteriaceae
Genus Yersinia
Species Y. enterocolitica
Binomial Yersinia enterocolitica


Surface Characteristics

Y. enterocolitica has increased surface charge and hydrophobicity due to presence of a 40- to 48-megadalton plasmid. The concentration of calcium in the growth medium had a moderate effect on the expression of the cell surface properties. Cell surface properties are greatly reduced among plasmid-bearing cells grown on tryptic soy agarose regardless of growth temperatures. eatly reduced among plasmid-bearing cells grown on tryptic soy agarose regardless of growth temperatures.


Transmission

References

Wikipedia

Plasmid-associated cell surface charge and hydrophobicity of Yersinia enterocolitica