Immunohistochemical Expression of Ornithine Decarboxylase, Diamine Oxidase, Putrescine, and Spermine in Normal Canine Enterocolic Mucosa, in Chronic Colitis, and in Colorectal Cancer

Table 1

Summary characteristics of enrolled dogs.

Group and race	Sex	Median age (range) in years
Group 1 (CTR) = 10 dogs
Labradors ()	m = 3, mn = 1, f = 2, fs = 4	6.3 (3–11)
Mix ()
Cocker (1)
Beagle ()
German sheph. ()
Group 2 (GC) = 10 dogs
Schnauzers ()	m = 2, mn = 3, f = 1, fs = 4	6.4 (1–12)
Cocker ()
Yorkie ()
Mix ()
Rottweiler (1)
Collie ()
Pekinese ()
Shih Tzu ()
Boxer ()
German sheph. ()
Group 3 (LPC) = 10 dogs
Labradors ()	m = 3, mn = 1, f = 1, fs = 5	4.9 (1–10)
Mix ()
Boxers ()
Rottweiler ()
Shih Tzu (1)
Boxer ()
Siberian Husky ()
Basset-hound ()
German sheph. ()
Group 4 (Carc) = 10 dogs
Shar pei ()	m = 4, mn = 1, f = 2, fs = 3	9.9 (6–14)
Chow chow ()
Labrador ()
Boxer ()
Belgian sheph. (1)
Staffordshire bull terrier ()
Mix ()

m  =  male, mn  =  neutered male, f  =  female, fs  =  spayed female; mix  = not pure breed.