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Ganglioside and monosaccharide inhibition of nonspecific lymphocyte mitogenicity by group A streptococcal pyrogenic exotoxins
Journal article   Open access   Peer reviewed

Ganglioside and monosaccharide inhibition of nonspecific lymphocyte mitogenicity by group A streptococcal pyrogenic exotoxins

Patrick M Schlievert, Diane J Schoettle and Dennis W Watson
Infection and immunity, Vol.27(1), pp.276-279
01/1980
DOI: 10.1128/IAI.27.1.276-279.1980
PMCID: PMC550757
PMID: 6987174
url
https://doi.org/10.1128/IAI.27.1.276-279.1980View
Published (Version of record) Open Access

Abstract

Group A streptococcal pyrogenic exotoxins (SPE) types A, B, and C are potent nonspecific lymphocyte mitogens. The mitogenicity of these exotoxins was inhibited by gangliosides and sialic acid, whereas concanavalin A was unaffected. The capacity of both concanavalin A and SPE-A to stimulate lymphocytes was suppressed by alpha-methyl-D-mannopyranoside. Galactose reduced the activity of SPE-C. The sugars, glucose, N-acetylglucosamine, alpha-methyl-D-glucopyranoside, and fucose, did not affect SPE mitogenicity.
Lymphocyte Activation - drug effects Streptococcus pyogenes - immunology T-Lymphocytes - drug effects Pyrogens - immunology Monosaccharides - pharmacology Exotoxins - pharmacology Gangliosides - pharmacology Mitogens

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