The Lancefield Collection of Streptococcus Strains

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T28/150A/4 

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Group: A   M-type: 28    

Hemolysis:     Sheep blood = alpha, beta    Rabbit blood = beta 

 

Original Source: 


 

Clinical: 

 

 

Inventory: 

Stock typing strain.    Serum available: Rabbit 

 

Comments: "A" signifies a second series of mouse passages from the original T28. The M-antigen was lost in the first series 

of passages.