Morphology Identification v Gram-negative v Comma shape or curved rod &rG- v actively motile by means of a polar flagellum 10/14/2013 Vibrios helicobacter Campylobacters/ Junqi Zhang10/14/2013 Vibrios, Helicobacter & Campylobacters/ Junqi Zhang 8 Gram-negative Comma shape or curved rod actively motile by means of a polar flagellum Morphology & Identification