Les bactéries du genre Corynebacterium sont des bacilles immobiles à Gram positif disposés en palissades et en lettres V, extrémités souvent renflées (aspect de "lettres chinoises"), coloration souvent granuleuse.
Leur GC% est compris entre 51 et 63.
Ces bactéries sont très répandues dans l'environnement (air, sol, eau douce), chez l'animal (volailles, poissons) et l'Homme où elles abondent dans le microbiote cutané et dans certaines muqueuses.
Corynebacterium
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)
Corynebacterium", coloration de Gram.
.
Genre
Corynebacterium
Lehmann et Neumann, 1896
Caractères morphologiques
Ces bactéries sont de forme irrégulière, en général de forme renflée à une extrémité (en massue). Leur mode de groupement particulier (en V, N, L ou en idéogrammes, en palissades) témoigne de leur division par fission binaire inégale. De plus, ils possèdent des granulations métachromatiques mises en évidence par la coloration de Gram (absence de coloration).
Leur paroi contient de l'acide méso-diaminopimélique (méso-DAP) comme acide aminé de jonction dans son peptidoglycane. Les principaux glucides présents dans la paroi sont l'arabinose et le galactose.
Les acides gras cellulaires sont majoritairement les suivants : 18,1 ; 16 et 18,0.
Caractères culturaux
![https://upload.wikimedia.org/wikipedia/commons/thumb/3/3a/Corynebacterie_cutan%C3%A9e.JPG/220px-Corynebacterie_cutan%C3%A9e.JPG](data:image/png;base64,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)
Culture de Corynebacterium sur GTS
Les Corynebacterium sont peu exigeants, ils cultivent mieux sur gélose au sang, donnant des colonies de type R.
Certaines espèces sont lipophiles (nécessitent des lipides pour leur croissance).
Caractères biochimiques
Ils possèdent une catalase et sont, pour la plupart, aéro-anaérobies facultatifs.
Certaines espèces sont anaérobies strictes, notamment C. acnes (Propionibacterium acnes) et 'C. minutissimum'
L'identification s'effectue par les méthodes habituelles (API Coryne, Vitek2, spectrométrie de masse).
Pouvoir pathogène
Attention, les corynébactéries sont souvent des agents de contamination des hémocultures, il faut alors discuter de leur implication dans une bactériémie éventuelle en fonction de l'espèce (Corynebacterium jeikeium est un agent d'endocardite) et du contexte clinique.
Considérations taxonomiques
Le genre Corynebacterium comprend plusieurs espèces :