NCIt definition : A species of aerobic, Gram positive, rod shaped bacteria assigned to the phylum Actinobacteria.
This species is catalase and alkaline phosphatase positive, oxidase, gelatinase and
urease negative, and may be able to ferment ribose and rhamnose. Z. bifidus is not
a known human pathogen.;
Alternative definition : CDISC: Any bacterial organism that can be assigned to the species Zimmermannella bifida.;