As bacterias sao os principais agentes etiologicos da mastite infecciosa ovina, com destaque para Staphylococcus aureus, Mannheimia haemolytica, Streptococcus spp., Escherichia coli, Pseudomonas spp.,
Arcanobacterium pyogenes, estafilococos coagulase negativa, Corynebacterium spp.
Other potentially pathogenic bacteria isolated occasionally included
Arcanobacterium progenes, [alpha]-hemolytic streptococci, and several Enterobacteriaceae, but they could not be correlated with either the clinical signs or the presence of P.
Arcanobacterium pyogenes, Escherichia coli, Fusobacterium spp.
O genero Corynebacterium pertence aos actinomicetos aerobicos, que tambem contempla outros microrganismos patogenicos para animais incluindo: Nocardia sp, Rhodococcus equi, Mycobacterium sp e
Arcanobacterium pyogenes (12), visto que compartilham certas caracteristicas da parede celular, incluindo espessura, presenca de acidos micolicos, acidos graxos saturados e insaturados (4, 11).
The vanA gene cluster is located on transposons or related elements (6) and has also been found in nonenterococcal species such as
Arcanobacterium (Corynebacterium) haemolyticum, Oerskovia turbata, Bacillus circulans, and Streptococcus gallolyticus (13-16).
The main endometritis causing bacterial pathogens are mixed cultures that include
Arcanobacterium, Staphylococcus, Streptococcus, Escherichia, Klebsiella and anaerobic bacteria such as Fusobacterium necrophorum and Bacteroides species.
The species was originally known as Corynebacterium pyogenes and Actinomyces pyogenes and then as
Arcanobacterium pyogenes.
After reclassification to the genus
Arcanobacterium, this organism is now recognized as a member of the recently designated genus Trueperella [11].
La bacteria mas frecuentemente aislada fue
Arcanobacterium haemolyticum con un 20,14% de manera individual y un 0,7% en coinfecciones.
*
Arcanobacterium pyogenes Sepsis in Farmer, Brazil
For example, pharyngitis caused by
Arcanobacterium haemolyticum can have a similar clinical syndrome as group A strep, including fever, exudative pharyngitis, and accompanying rash.
The gene Arch_1773 in the Bacterial pathogen
Arcanobacterium haemolyticum was analyzed using standard bioinformatics tools during a gene annotation project.