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Original Article

Rapid germination of Aspergillus fumigatus conidia in mouse kidneys and a kidney extract

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Pages 203-209 | Published online: 09 Jul 2009
 

Abstract

Intravenously injected conidia of Aspergillus fumigatus germinated rapidly in the kidneys of untreated and cortisone-treated specific-pathogen-free (SPF) mice and in the livers of cortisonetreated SPF mice. Extracts of kidneys from untreated and cortisone-treated mice stimulated germination of A. fumigatus conidia in vitro. The possible roles of a germination stimulant and host defences in the kidney localisation of A. fumigatus infection are discussed.

Résumé

Des conidies d'Aspergillus fumigatus, injectées par voie intra-veineuse, germent rapidement dans les reins de souris non traitées et de souris exemptes de germes pathogènes (SPF) traitées par la cortisone, ainsi que dans le foie de souris SPF traitées par la cortisone. Des extraits de reins de souris non traitées et de souris traitées par la cortisone, stimulent la germination des conidies d'A. fumigatus in vitro. Le rôle possible, d'une part d'un stimulant de la germination et d'autre part des défenses de l'hôte, sur la localisation rénale de l'infection à A. fumigatus, est discutée.

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