Reduction of wall degradability of clindamycin-treated staphylococci within macrophages

Author:

Wecke J1,Johannsen L1,Giesbrecht P1

Affiliation:

1. Robert Koch-Institut, Berlin, Federal Republic of Germany.

Abstract

Clindamycin treatment of Staphylococcus aureus caused a remarkable thickening of the bacterial cell wall and made the bacterial wall much more resistant against lytic enzymes within bone marrow-derived macrophages as revealed by electron microscopy and radiolabeling experiments. This reduced wall degradability resulted from an increased number of O-acetyl groups in the murein. Furthermore, such clindamycin-treated bacteria were ingested by adherent bone marrow-derived macrophages at a higher rate than untreated bacteria. The medical aspects of these results are discussed.

Publisher

American Society for Microbiology

Subject

Infectious Diseases,Immunology,Microbiology,Parasitology

Reference34 articles.

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4. Burghaus P. L. Johannsen D. Naumann H. Labischinski H. Bradaczek and P. Giesbrecht. 1983. The influence of different antibiotics on the degree of 0-acetylation of staphylococcal cell walls p. 317-322. In R. Hakenbeck J.-V. Holtje and H. Labischinski (ed.) The target of penicillin. Walter de Gruyter Berlin.

5. Cellular uptake of clindamycin and lincomycin;Easmon C. S. F.;Br. J. Exp. Pathol.,1984

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