NCIt definition : A species of facultatively anaerobic, Gram-negative, rod shaped bacteria in the phylum
Proteobacteria. This species is motile, oxidase, catalase, ornithine and lysine decarboxylase,
and arginine dihydrolase positive, Voges-Proskauer test negative, reduces nitrate,
but does not hydrolyze urea or liquefy gelatin. P. shigelloides is naturally found
in fresh water and other marine environments as well as on their inhabitants and causes
gastroenteritis in humans and other types of infections in immunocompromised individuals.;
Alternative definition : CDISC: Any bacterial organism that can be assigned to the species Plesiomonas shigelloides.;