Le khithi isetyenziselwa ukufumanisa i-in vitro qualitative antibodies ye-Helicobacter pylori kwi-serum yabantu, i-plasma, igazi elipheleleyo le-venous okanye iisampulu zegazi elipheleleyo lomnwe, kunye nokubonelela ngesiseko soxilongo oluncedisayo losulelo lwe-Helicobacter pylori kwizigulane ezinezifo zesisu sekliniki.