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Table 2 Breed, genotype, and allele frequencies by breed (American sample of dogs)

From: Characterization of a dopamine transporter polymorphism and behavior in Belgian Malinois

Breed

n(% male)

Genotype (% each breed)

Allele frequency (% each breed)

1/1

1/2

2/2

1

2

Belgian Malinois

      

 Belgian Malinois

144 (59)

61 (42)

60 (42)

23 (16)

182 (63)

106 (37)

Closely related breeds

      

 Belgian Laekenois

4 (25)

2 (50)

1 (25)

1 (25)

5 (63)

3 (38)

 Belgian Sheepdog

16 (50)

 

8 (50)

8 (50)

8 (25)

24 (75)

 Belgian Tervuren

26 (50)

 

7 (27)

19 (73)

7 (13)

45 (87)

 Dutch Shepherd

2 (100)

 

2 (100)

 

2 (50)

2 (50)

Other breeds

      

 Bearded Collie

6 (83)

  

6 (100)

 

12 (100)

 Border Collie

6 (33)

 

3 (50)

3 (50)

3 (25)

9 (75)

 Boxer

3 (67)

  

3 (100)

 

6 (100)

 Cocker Spaniel

1 (0)

  

1 (100)

 

2 (100)

 Collie

1 (0)

  

1 (100)

 

2 (100)

 English Mastiff

6 (67)

  

6 (100)

 

12 (100)

 German Shepherd

2 (0)

  

2 (100)

 

4 (100)

 Giant Schnauzer

11 (36)

  

11 (100)

 

22 (100)

 Great Dane

6 (33)

  

6 (100)

 

12 (100)

 Labrador Retreiver

2 (50)

 

1 (50)

1 (50)

1 (25)

3 (75)

 Miniature Poodle

2 (50)

  

2 (100)

 

4 (100)

 Mixed Breed

6 (50)

 

1 (17)

5 (83)

1 (8)

11 (92)

 Pitbull

10 (50)

  

10 (100)

 

20 (100)

 Portuguese water dog

2 (50)

  

2 (100)

 

4 (100)

 Rhodesian Ridgeback

4 (75)

  

4 (100)

 

8 (100)

 Rottweiler

1(0)

  

1 (100)

 

2 (100)

 Silkie Terrier

3 (33)

  

3 (100)

 

6 (100)

 Soft Coated Wheaten Terrier

1 (100)

 

1 (100)

 

1 (50)

1 (50)

 Springer Spaniel

2 (50)

  

2 (100)

 

4 (100)

 Standard Poodle

11 (55)

 

1 (9)

10 (91)

1 (5)

21 (95)

 Toy Poodle

2 (50)

  

2 (100)

 

4 (100)

Total

280 (54)

63 (23)

85 (30)

132 (47)

211 (38)

349 (62)