passages.id: split_4_test_3446_passage
passages.type: progene_text
passages.text: 23S rRNA gene sequence analysis also classified strains EqF1T and EqF2 within the enterohepatic division of the genus Helicobacter , but only 94 % similarity was detected with H. pullorum and H. canadensis , which are helicobacters with unsheathed flagella .