Blood and saliva test for detection of delayed food allergy and intolerance against modified foods

2- The method according to claim 1, wherein the level of antibodies is determined by antigen-antibody reaction methodology such as enzyme-linked immunosorbent assay (ELISA), dot blot, Western blot, radioimmunoassay, agglutination, flow cytometry, proteomic assay and others.

3- The method according to claim 1, wherein the level of antibodies is determined by the antibodies' abilities to bind to antigens prepared from processed or modified foods, including denatured proteins after being purified.

4- The method according to claim 1, wherein the dietary antigen is obtained from a food category selected from the group consisting of milk and products thereof, eggs and products thereof, meat and products thereof, fish, mollusks, and crustaceans and products thereof, oils, fats and products thereof, grains and products thereof, pulses, seeds kernels, nuts and products thereof, vegetables and products thereof, fruits and products thereof, sugar, sugar products, chocolate products and confectionery;

• and spices and herbs.

6- The method according to claims 4 and 5, wherein the milk and products thereof are selected from American cheese, cheddar cheese, cottage cheese, cow's milk, goat's milk, Swiss cheese, or yoghurt.

7- The method according to claims 4 and 5, wherein the eggs and products thereof are cooked egg and products containing cooked egg such as cake, mayonnaise, potato salad and others.

8- The method according to claims 4 and 5, wherein the meat and products thereof is selected from beef, chicken, pork or turkey and products containing them such as buffalo wings, fried chicken, hamburger, hotdog, sausage and steak.

9- The method according to claims 4 and 5, wherein the fish, mollusks, crustaceans and products thereof are salmon, shrimp, tuna, whitefish and their modified product forms such as canned, fried or baked.

10- The method according to claims 4 and 5, wherein the oils, fats and products thereof are butter, vegetable oil, soybean oil, palm oil and products containing them such as french fries, fried chicken, mayonnaise, tater tots, whipped cream and others.

11- The method according to claims 4 and 5, wherein the grains and products thereof are barley, wheat, corn, oat, rice, and products containing them such as doughnut, cake, cereal, pasta, pizza and others.

12- The method according to claims 4 and 5, wherein the pulses, seeds, kernels, nuts and products thereof are beans, coffee beans, lentils, peanuts, pecans, mustard seed, soybean and products containing them such as chili, coffee, boiled lentils, peanut butter, roasted peanuts, roasted pecans, mustard, tofu and others.

13- The method according to claims 4 and 5, wherein the vegetables and products thereof are corn, tomato, onion, potato, cucumber, spinach, mushroom, broccoli, pumpkin, carrot, celery, beet, parsley, lettuce and products containing them such as vegetarian chili, french fries, ketchup, potato salad, vegetable juice and others.

14- The method according to claims 4 and 5, wherein the fruits and products thereof are apple, orange, cranberry, strawberries, olives, lemon, coconut, grape and products containing them such as apple cider, cranberry sauce, orange chicken, ice cream, wine and others.

15- The method according to claims 4 and 5, wherein the sugar, sugar products, chocolate products and confectionery are sugar, sugar dextrose, cocoa and products containing them such as food coloring, doughnuts, cake, cereal and others.

16- The method according to claims 4 and 5, wherein the spices and herbs are garlic, seasoning, vinegar, mustard, turmeric, paprika, parsley and products containing them such as chili, hamburger, pickles, potato salad and others.