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Table 1 Overview of bovine retrovirus CH15–positive cases

From: A novel Betaretrovirus discovered in cattle with neurological disease and encephalitis

Case # /Animal ID

Year

Location (Country)

Breed

Age (years)

Neurological signs

Neuropathology

1/25018

1996

Bern (CH)

n.k

8

Yes (not further defined)

Non-suppurative encephalitis

2/47417

2013

Bern (CH)

Simmental

11

Yes (recumbency)

Non-suppurative encephalitis

3/47621

2013

St. Gallen (CH)

Brown Swiss

18

n.k

No brain lesion

4/51185

2018

Grisons (CH)

Limousin

8

Yes (aggressiveness, nervousness, movement disorders)

Non-suppurative encephalitis

5/19140387

2019

Upper Austria (AT)

Fleckvieh

10

Yes (nervousness, overexcitability, reduced vision, seizure-like movement disorders)

Non-suppurative encephalitis

6/51410

2019

St. Gallen (CH)

Limousin

9

Yes (overexcitability, mandibular shaking, recumbency, loss of appetite)

Non-suppurative encephalitis

7/60162

2020

Bern (CH)

Tyrol Grey

9

Yes (head shaking, recumbency)

Non-suppurative encephalitis

  1. CH, Switzerland; n.k., not known; AT, Austria