Which of the following is specific to H. pylori strains associated with stomach cancer?
A) They are microaerophilic.
B) They have sheathed flagella.
C) The are acidophilic.
D) They produce CagA.
E) They produce VacA.

Question

Which of the following is specific to H. pylori strains associated with stomach cancer?
A) They are microaerophilic.
B) They have sheathed flagella.
C) The are acidophilic.
D) They produce CagA.
E) They produce VacA.

Quizplus · Accepted Answer

The presence of the CagA (cytotoxin-associated gene A) gene is associated with increased risk of stomach cancer in individuals infected with H. pylori.

Which of the Following Is Specific to H