In a completely and adequately immunized child against Diphtheria, the throat swab was collected. It showed the presence of Corynaebacterium diphtheriae like organisms on Albert staining. These orgainisms can have one of the following properties on further laboratory processing -

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Accepted Answer

It can grow on Potassium tellurite medium

Answer

It would show a positive Elek's gel precipitation test

Answer

It can be pathogenic to experimental guinea pigs

Answer

It can produce cytotoxicity in tissue cultures

In a completely and adequately immunized child against Diphtheria, the throat swab was collected. It showed the presence of Corynaebacterium diphtheriae like organisms on Albert staining. These orgainisms can have one of the following properties on further laboratory processing -

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