This is a differential test used to distinguish between organisms sensitive to the antibiotic optochin and those not. This test is used to distinguish Streptococcus pneumoniae (optochin sensitive ...
Place a taxos P disc (impregnated with optochin) on the Streptococcus pneumoniae and Streptococcus ... after the addition of Zn this indicates a positive test. In today's lab we will begin the ...