The Lancefield Grouping System
A)depends on Serological Detection of Polysaccharide $\beta$

question 44

Multiple Choice

The Lancefield grouping system

• A)depends on serological detection of polysaccharide and teichoic acid antigens.
• B)is used to identify \(\beta\)-hemolytic streptococci.
• C)is based on a DNA fingerprinting assay specific for streptococci.
• D)depends on serological detection of polysaccharide and teichoic acid antigens and is used to identify \(\beta\) -hemolytic streptococci.

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