Setsi sena se sebelisetsoa ho lemoha boleng ba in vitro ea li-antibodies tsa Helicobacter pylori serum ea motho, plasma, mali a venous kapa menoana ea mali, le ho fana ka motheo oa tlhahlobo e thusang ea ts'oaetso ea Helicobacter pylori ho bakuli ba nang le mafu a kliniki a mala.