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Table 1 Origin of Corynebacterium ulcerans field isolates investigated in this study as well as gross pathology results from respective necropsies (1.0: male, 0.0.1: undetermined sex)

From: Outbreak with clonally related isolates of Corynebacterium ulcerans in a group of water rats

Case no. Animal no. Isolate ID Year of isolation Tissue with positive proof (isolate not stored) Sex Clinical presentation, gross pathology and histopathology
1 I 131010012-1 2013 Skin at necropsy 1.0 Found dead with two 2 × 2 cm cutaneous ulcers on caudal dorsum and tail base; severe multifocal ulcerative necrosuppurative dermatitis with involvement of musculature; mild multifocal chronic lymphoplasmacytic tubulointerstitial nephritis; poor body condition; moderate postmortem changes
2 I 131010012-2 2013 Intestine at necropsy (liver, spleen, kidney, lung, intestinal lymph node)  
3 II 131011719 2013 Skin 1.0 Cutaneous ulcer on caudal dorsum
4 III 131013415-1 2013 Skin 0.0.1 Cutaneous ulcer on caudal dorsum
5 IV 131013415-2 2013 Skin 0.0.1 Cutaneous ulcer on caudal dorsum
6 V 131015432-10 2013 Skin 1.0 Cutaneous ulcer on caudal dorsum
7 VI 131015432-13 2013 Skin 1.0 Cutaneous ulcer 1 on caudal dorsum
8 VI 131015432-14 2013 Skin 1.0 Cutaneous ulcer 2 on caudal dorsum
9 VII 141001018 2014 Skin at necropsy 1.0 Multiple to coalescing cutaneous ulcers measuring up to 10 × 3 cm on caudal dorsum; multifocal ulcerative necrosuppurative dermatitis with involvement of musculature; focal chronic lymphoplasmacytic myocarditis; chronic lymphoplasmacytic tubulointerstitial nephritis; poor body condition; marked postmortem changes
10 VIII 141001548 2014 Skin 0.0.1 ~2 × 2 cm cutaneous ulcer on caudal dorsum