University Chemistry ›› 2021, Vol. 36 ›› Issue (10): 2105024.doi: 10.3866/PKU.DXHX202105024

Special Issue: 化学科普(2021)

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Bacteria at Work: The War of Acid and Base in the Stomach

Senhai Zeng, Fangjun Chen, Zihan Chen, Kin Shing Chan()   

  • Received:2021-05-10 Accepted:2021-07-01 Published:2021-07-07
  • Contact: Kin Shing Chan


This article describes the whole process of Xiao Ming getting a Helicobacter pylori infection, detecting this bacterial infection and curing the disease. It tells how the gastric wall cells protect themselves from the harm of gastric acid, the survival strategies for Helicobacter pylori in stomach, the detection methods and the treatment of Helicobacter pylori infection.

Key words: Helicobacter pylori, Detection means, Treatment, Chemical principle


  • G64