Izi zida ntchito m`galasi qualitative kuzindikira kwa helicobacter pylori nucleic acid mu chapamimba mucosal biopsy minofu zitsanzo kapena malovu zitsanzo za odwala amene amaganiziridwa kuti ali ndi kachilombo helicobacter pylori, ndipo amapereka njira wothandiza kwa matenda a odwala helicobacter pylori.