Analysis of suspected allergens for allergic diseases in Haikou.

Objective:To investigate the allergen distribution in Haikou for a better allergic disease prevention and treatment.Methods:The inhalation allergens are dust mites,histamine,house dust mites,cockroach,dog hair /dog epithelium,cat hair /cat epithelium,mugwort pollen,corn pollen,Saccharomyces,Penicillium chrysogenum;food allergens are egg white,egg yolk,soy,beef,milk,scallops,octopus,crab,shrimp,peanut,apple,mango,banana etc.(23 all together).A small amount of the allergen solution(Wolwo Biotechnology Co.,Ltd.Shanghai)was pricked into flexor aspect of both forearms to induce allergic reactions,while normal saline and histamine dihydrochloride(10 g/L)were used for negative and positive control separately.Results:Out of the 98 participants,83(84.7%)were tested as positive.Main allergens for urticaria and eczema were beef in 48 cases(70.6%),sea crab in 37 cases(67.3%),shrimp in 57 cases(75.0%).Conclusions:Allergens responsible for allergic diseases in Haikou are mainly consisted of mites,dust mites,histamine,house dust mites,cockroach,sea crab,shrimp and beef.Avoid contacting with these allergens can prevent allergic diseases.