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Table 1 Characteristics of dog breeds examined

From: Screening of the arrestin gene in dogs afflicted with generalized progressive retinal atrophy

Breed (abbreviation)

Number of dogs

Diagnosis

Onset forms of gPRA

Age distribution (year)f

Afghan Hound (AW)

1

gPRA-affected

lateb

6

 

4

normal

 

2–12

Australian Cattle dogs (AC)

2

gPRA-affected

latea

10

 

19

normal

 

2–4

Berger des Pyrénées (BDP)

1

gPRA-affected

mid-onsetb

5

 

42

normal

 

1–10

Berner Sennenhund (BS)

1

gPRA-affected

lateb

10

Bolognese (Bo)

1

gPRA-affected

lateb

9

Collie (Co)

3

gPRA-affected

earlycd

4–8

 

1

normal

 

8

Curly Coated Retriever (CCR)

1

gPRA-affected

lateb

6

Dachshund (wire; D)

20

gPRA-affected

variableb

1–13

 

49

normal

 

6–13

Engl. Cocker Spaniel (ECS)

6

gPRA-affected

latecd

3–11

 

6

normal

 

6–14

English Springer Spaniel (SP)

1

gPRA-affected

 

7

Entlebucher Mountain Dog (EM)

17

gPRA-affected

latee

5–13

 

10

normal

 

1–7

Giant Schnauzer (GS)

1

gPRA-affected

lateb

10

Golden Retriever (GR)

2

gPRA-affected

lateb

5–10

 

8

normal

 

3–6

Irish Setter (IRS)

2

gPRA-affected

earlycd/lateb

0.6–7

 

1

normal

 

3–13

Labrador Retriever (LR)

5

gPRA-affected

latecd

8–12

 

140

normal

 

3–13

Miniature poodle (MP)

28

gPRA-affected

latecd

5–12

 

15

normal

 

1–12

Newfoundland Dog (NF)

1

gPRA-affected

mid-onsetb

3

Polski Owczarek Nizinny (PON)

1

gPRA-affected

lateb

9

Rottweiler (Ro)

1

gPRA-affected

lateb

3

Saarloos/Wolfhond (Sa)

7

gPRA-affected

lateb

7–9

 

118

normal

 

2–10

Schapendoes (SD)

3

gPRA-affected

earlyd

2–6

 

7

normal

 

3–6

Sloughi (Sl)

5

gPRA-affected

mid-onsetb

2

 

183

normal

 

0.1–12

Tibetan Terrier (TT)

3

gPRA-affected

mid-onsetcd

7–8

 

93

normal

 

2–10

  1. a[34]. b owners report/certificate of eye examination. c classifications of the different onset forms of gPRA in the reviews [1] and [2]. d online information among PRA Today http://www.sheepdog.com/diseases/pra/clinical. e[35]. f at the time when blood was taken for DNA analysis.