The Role of Biomarkers in the Occurrence and Development of Asthma

All participants will be extracted 5ml peripheral blood into the anticoagulant tube by nurses and the peripheral blood will be detected for biomarkers of asthma. Children with asthma will take pulmonary function, blood test and specific IgE test etc. The lung function test will be performed by professional technicians and the results will be interpreted by specialists. The blood test and specific IgE test will be collected by specialist nurses and the results will be issued by professional inspectors. Children with asthma and their guardians will be asked for filling the questionnaire of Childhood Asthma Control Test (C-ACT). And then the doctor will check and calculate the scores after completion.