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| − | *Usually long filamentous branching Gram positive rods
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| − | *Anaerobic or facultativlyy anaerobic and capnophilic
| + | |pagetitle =Actinomyces |
| − | *Live in nasopharyngeal and oral mucosa
| + | |pagebody =The ''Actinomyces'' species are usually long, filamentous, branching Gram positive rods. They live in the nasopharyngeal and oral mucosa and can cause pyogranulomatous lesions. |
| − | *Cause pyogranulomatous lesions
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| | + | |contentbody =<big><b> |
| | + | <categorytree mode=pages>Actinomyces</categorytree> |
| | + | </b></big> |
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| − | **''[[Actinomyces bovis]]''
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| − | **''Actinomyces viscosus''
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| − | ***Commensal of oral cavity of dogs and humans
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| − | ***Canine actinomycosis
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| − | ***Causes localised subcutaneous pyogranulomatous lesions and fibrovascular proliferation of peritoneal ([[Peritoneal Cavity Inflammatory - Pathology#In dogs|peritonitis]]) and pleural surfaces in dogs
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| − | ***Leads to [[Pleural Cavity & Membranes Inflammatory - Pathology#Pyothorax (Thoracic empyema)|pyothorax]]
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| − | ***Respiratory distress
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| − | ***[[Bacterial skin infections - Pathology#Bacterial granulomatous dermatitis|Cutaneous pustules]] in horses
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| − | ***Abortion in cattle
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| − | ***Rods contained in soft grey granules which release the organism when squashed
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| − | ***Two types of colonies: large and smooth colonies with V, Y and T configurations or small and rough colonies with short branching filaments
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| − | ***Grow in 10% carbon dioxide
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| − | ***Usually responds to penicillin
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| − | **''Actinomyces hordeovulneris''
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| − | ***Organism found in seed heads of certain grasses
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| − | ***Colonies adhere to agar and are non-haemolytic
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| − | ***Filamentous, branching organisms
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| − | ***Cause [[Bacterial skin infections - Pathology#Bacterial granulomatous dermatitis|cutaneous]] and visceral abscessation, pleuritis, peritonitis and arthritis in dogs
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| | [[Category:Actinomycetes]][[Category:Gram positive bacteria]] | | [[Category:Actinomycetes]][[Category:Gram positive bacteria]] |
| | + | [[Category:Rods]] |