Helicobacter typhlonius is a Gram-negative bacterium and opportunistic pathogen found in the genus Helicobacter. Only 35 known species are in this genus...

Helicobacter is a genus of gram-negative bacteria possessing a characteristic helical shape. They were initially considered to be members of the genus...

JM, Vanderford DA, Myles MH, Hale LP (December 2008). "Helicobacter typhlonius and Helicobacter rodentium differentially affect the severity of colon inflammation...

later attributed to the outgrowth Gram-negative bacteria, namely Helicobacter typhlonius. The dysbiosis appears to be a consequence of multiple factors...