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Serologic grouping by agglutination with antisera

Serologic grouping by agglutination with antisera
Isolates of Salmonella and Shigella can be presumptively identified by agglutination with appropriate antisera. A positive agglutination is on the left, a negative agglutination on the right.
Courtesy of Harriet Provine.
Graphic 71759 Version 3.0