Mycobacterium tuberculosis Infection in a Domesticated Korean Wild Boar (Sus scrofa coreanus)

Tuberculosis, a chronic progressive disease, has been reported in bovine, swine, and primate species. Here, we report the first case of Mycobacterium tuberculosis infection in a Korean wild boar (Sus scrofa coreanus). The owners this domesticated boar brought it to the Gyeongbuk Veterinary Service Laboratory in Korea after it was found dead and severely emaciated. Demarcated yellowish white nodules were found around the larynx and retropharyngeal lymph node during necropsy. The lungs had diffuse fibrinous pleuritis, severe congestion, and scattered nodules. More nodules were found in the spleen. Tuberculosis is characterized by massive macrophage infiltration and central caseous necrosis; both characteristics were found in the lungs. Histopathologic examination revealed that the alveolar lumen had marked fibrosis and exudates. Examination of the fluid revealed extensive macrophage permeation. To confirm a Mycobacterium infection, PCR was performed using two primer sets specific to the rpoB gene of Mycobacterium; Mycobacterium was detected in the lungs and spleen. To identify the species of Mycobacterium, immunohistochemical evaluation was performed using antibodies against Mycobacterium tuberculosis and Mycobacterium bovis. The results revealed immunoreactivity against M. tuberculosis but not against M. bovis. The consumption of undercooked or raw meat from game animals may expose humans and other animals to sylvatic infection. Consequently, Koreans who ingest wild boar may be at risk of a tuberculosis infection. To reduce the risk of foodborne infection and maintain public health, continuous monitoring and control strategies are required..

Medienart:

Artikel

Erscheinungsjahr:

2017

Erschienen:

2017

Enthalten in:

Zur Gesamtaufnahme - volume:80

Enthalten in:

Journal of food protection - 80(2017), 6, Seite 1009

Sprache:

Englisch

Beteiligte Personen:

Min-Goo Seo [VerfasserIn]
In-Ohk Ouh [Sonstige Person]
Munki Kim [Sonstige Person]
Jienny Lee [Sonstige Person]
Young-Hoan Kim [Sonstige Person]
Jae-Cheul Do [Sonstige Person]
Dongmi Kwak [Sonstige Person]

Links:

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Themen:

Alveoli
Animals
Antibodies
Autopsy
Beef
Cattle
Congestion
Consumption
Deoxyribonucleic acid--DNA
Disease
Enzymes
Epidemiology
Evaluation
Exposure
Exudates
Exudation
Fibrosis
Food
Food-borne diseases
Game animals
Games
Hogs
Immunoreactivity
Infections
Infiltration
Laboratories
Larynx
Livestock
Lungs
Lymph
Lymphatic system
Meat
Milk
Monitoring
Monkeys & apes
Necrosis
Nodules
Penetration
Permeation
Phylogenetics
Pleurisy
Polymerase chain reaction
Public health
RNA polymerase
Risk
Risk reduction
RpoB protein
Spleen
Surveillance
Swine
Tuberculosis
Veterinary
Veterinary medicine
Zoonoses

doi:

10.4315/0362-028X.JFP-16-468

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

OLC1994522526