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Hoffmann, R. A wiki for the life sciences where authorship matters. Nature Genetics (2008)
 
 
 

Modification of phagocytosis and cytokine production in peritoneal and splenic murine cells by erythromycin A, azithromycin and josamycin.

OBJECTIVES: The aim of this study was to determine whether pre-incubation of peritoneal or splenic cells with different doses of the macrolides erythromycin A (14-membered ring), azithromycin (15-membered ring) and josamycin (16-membered ring) affects their phagocytic activity or cytokine production. METHODS: Peritoneal and splenic cells from BALB/c mice were pre-incubated with different concentrations of these antibiotics, those similar to serum levels attained with the treatment schedules used in human therapy. RESULTS: From our observations of phagocytic activity and IL-12 production by peritoneal cells, these macrolide antibiotics seem to act mainly as immunosuppressive agents, although they induce peritoneal cells to increase IL-18 production and splenic cells IL-4 production. CONCLUSIONS: Macrolide antibiotics can interfere with the Th1 cell-amplifying activity of IL-18 in conjunction with IL-12 and, in contrast, may induce a Th2 cell response in an IL-4-dependent manner. These results could improve their therapeutic use especially in immunosuppressed patients.[1]

References

  1. Modification of phagocytosis and cytokine production in peritoneal and splenic murine cells by erythromycin A, azithromycin and josamycin. Ortega, E., Escobar, M.A., Gaforio, J.J., Algarra, I., Alvarez De Cienfuegos, G. J. Antimicrob. Chemother. (2004) [Pubmed]
 
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