Article
[The biochemical and immunological properties of group A type M 29 streptococci cultured in the presence of a bovine blood serum preparation].
Zhurnal mikrobiologii, epidemiologii i immunobiologii - 1 May 1991
Bitko S A, Dynga L O
Abstract excerpt
The influence of the preparation of cattle blood serum on group A streptococcus, type M 29, has been studied. The study has revealed that the addition of 17% of dialysis water obtained from a fraction of cattle blood serum to the standard culture medium (3% Todd-Hewitt broth) produces changes in the amino acid composition of the cell walls of M+ variant without altering the antiphagocytic resistance of the mutant...
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