Which indicator systems are used to detect group A carbohydrate antigens in the workup of group A streptococcal (GAS) infections?

Updated: Sep 07, 2018
  • Author: Zartash Zafar Khan, MD, FACP; Chief Editor: Pranatharthi Haran Chandrasekar, MBBS, MD  more...
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Most kits use antibodies for the detection of group A carbohydrate antigen. The indicator systems used are latex agglutination or enzyme immunoassay. Tests can be completed in a matter of minutes.

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