Assertion: rickettsia | /r/PartOf | the alphaproteobacteria class
Facets:
value: helicobacter to the epsilobacteria class
type: OTHER
Source sentences:
text: Many common human pathogens are found in the Proteobacteria phylum: for example, the Brucella and Rickettsia genera belong to the Alphaproteobacteria class, Bordetella and Neisseria to the Betaproteobacteria class, while Escherichia, Shigella, Salmonella, and Yersinia to the Gammaproteobacteria class and, finally, Helicobacter to the Epsilobacteria class.