Thayer-Martin agar typically contains a combination of antibiotics: vancomycin, colistin, nystatin, and trimethoprim. Please select the True statement.
A) The antibiotics in Thayer-Martin agar do not kill Gram-negative cells.
B) The antibiotics in the Thayer-Martin medium lyse the sheep RBCs.
C) Neisseria gonorrhoeae is not sensitive to the included antibiotics.
D) Fastidious bacteria are never impacted by common antibiotics.
E) Sheep blood cell in a growth medium protects bacteria from the impact of antibiotics.

Question

Thayer-Martin agar typically contains a combination of antibiotics: vancomycin, colistin, nystatin, and trimethoprim. Please select the True statement.
A) The antibiotics in Thayer-Martin agar do not kill Gram-negative cells.
B) The antibiotics in the Thayer-Martin medium lyse the sheep RBCs.
C) Neisseria gonorrhoeae is not sensitive to the included antibiotics.
D) Fastidious bacteria are never impacted by common antibiotics.
E) Sheep blood cell in a growth medium protects bacteria from the impact of antibiotics.

Quizplus · Accepted Answer

Thayer-Martin agar is specifically designed to isolate Neisseria gonorrhoeae, which is not inhibited by the antibiotics (vancomycin, colistin, nystatin, and trimethoprim) in the medium. These antibiotics are chosen to suppress the growth of other bacteria, allowing N. gonorrhoeae to grow.

Thayer-Martin Agar Typically Contains a Combination of Antibiotics: Vancomycin, Colistin