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Table 1 Details of studies about allergens suspected of causing CAFRs in cats

From: Critically appraised topic on adverse food reactions of companion animals (2): common food allergen sources in dogs and cats

Reference Number of dogs Number of individual rechallenges per dog Details of rechallenges Offending allergens and comments
Walton [2] 82 unclear unclear cow's milk (22), tinned food (16), beef (13), wheat (11), mutton (6), egg, pork (3 each), herring (2), cod, maize, rabbit, dog biscuits, kidney bean (1 each)
Chesney [4] 19 unclear, but only 9 owners rechallenged their dogs unclear beef (4), milk (3), chicken, dog biscuit (2 each), cheese, turkey, pork (1 each)
Guilford et al. [5] 8 3 to 6 rechallenge with corn, soy, cow's milk (8/8 each), wheat (2/8), lamb (7/8), beef (3/8) (14-16 g of each, once daily for 14 days) corn (2), wheat, milk (1 each)
Harvey [7] 25 at least 6 1 week of beef, milk, cheese, egg, mixer biscuit, bread in all dogs, additionally chicken, lamb and chocolate one each in 3 of the dogs bread and mixer biscuit (same 7 dogs), cheese and milk (same 7 dogs), beef (2), egg, lamb, chocolate (1 each)
Ishida et al. [8] 8 9 beef, chicken, chicken egg, wheat, corn, rice, tuna, cod, milk (increasing to 120 g daily for 7 days) beef (5), rice (3), egg, wheat, cod (1 each)
Jeffers et al. [9] 13 6 beef, cow's milk, chicken, chicken egg, soybean, wheat for 1 week each beef (12), milk (5), wheat (4), chicken, soybean (3 each), egg (2)
Jeffers et al. [10] 25 5 beef, chicken, chicken eggs, cow's milk, soy for 1 week each beef (15), soy (8), chicken, milk (7 each), wheat (6), 5 (egg)
Mueller and Tsohalis [11] 8 unclear unclear beef (7), dairy (1), chicken (1)
Ohmori et al. [12] 1 unclear unclear beef
Paterson [13] 20 at least 5 Beef, dairy products, wheat, lamb and chicken for one week each as one additional test meal while on elimination diet followed by other allergens based on diet history beef (13), lamb (5), gluten, egg (4 each), chicken, milk, pork (2 each), soy, corn (1 each)
Salzo [16] 20 unclear 7 days of rechallenge beef (11), chicken (7), rice (5), milk, wheat (1 each)
Vaden et al. [17] 6 7 1 meal containing a different allergen every other day chicken, corn (5 each), tofu (3), cottage cheese, wheat, lamb (2)
Coyner [18] 1 1 unclear beef
Mueller et al. [20] 1 5 rechallenge with beef, cow's milk, chicken, mutton, wheat, details unclear beef
Nicholls et al. [21] 2 unclear unclear beef (2)
Johansen et al. [23] 4 unclear unclear beef (2), pork, salmon (1 each)
Johansen et al. [24] 5 unclear unclear chicken (5), corn (3), but preselected out of a population with such allergies
Tarpataki and Nagy [25] 39 unclear unclear chicken (16), beef (12)
Fujimura et al. [26] 1 1 10 g of fresh tomato led to clinical signs within 30 minutes tomato