Keywords Helicobacter pylori;Metronidazole;Resistant strains;Susceptible strains;Laggera pterodonta;Pomegranate Rind;Taraxacum mongolicum;In vitro experiment;In vivo experiment;

• 幽门螺杆菌;甲硝唑;耐药株;敏感株;臭灵丹;石榴皮;蒲公英;体外实验;体内实验;