What test is performed to determine if Corynebacterium diphtheriae is a toxigenic strain of an organism?
A) Elek test
B) Schick test
C) Lancefield group test
D) Coagulase

Question

Quizplus · Accepted Answer

The Elek test is performed to determine if Corynebacterium diphtheriae is a toxigenic strain of the organism. This test measures the ability of the bacterium to produce the diphtheria toxin, which is the primary virulence factor responsible for the symptoms of diphtheria. The test involves inoculating the bacterium into a gel containing equine antitoxin and observing for the formation of a white precipitate, which indicates the presence of the toxin.

What Test Is Performed to Determine If Corynebacterium Diphtheriae Is