The main objective is to study the feasibility of a new specific IgE assay using a bioluminescence technique in a pediatric and adult allergic population. For this, we will collect blood, and urine during a blood test scheduled for the follow-up of the patient.
Allergy is a raising public health problem. Specific IgE assays are useful tools to investigate the physiopathology of allergies. This method is achieved mainly by the ImmunoCAP enzyme immunoassay technique. This is an expensive test that requires a significant amount of blood. This is a limitation particularly in children. The time to get the results is long and a second consultation has to be scheduled in order to communicate the results to the patients. The main objective of this study is to assess the feasibility of a new specific IgE assay, named LuLISA, using a bioluminescence technique in urine and blood samples from pediatric and adult allergic population. This technique was recently published for the quantification of IgE against two peanut allergens and needs to be extended for the detection of other major allergens. A secondary objective is the evaluation of the time needed to obtain results.
Study Type
OBSERVATIONAL
Enrollment
1,376
blood and urine will be collected during a blood test scheduled for the follow-up of the patient
University Hospital
Toulouse, France
RECRUITINGLarrey hospital
Toulouse, France
RECRUITINGEstimation of the the correlation of specific IgE concentrations for a given allergen analyzed using two different methods
specific IgE concentrations for a given allergen will be measured by both LuLISA and ImmunoCAP and the results will be compared
Time frame: Day 0
To study the correlation between the results of specific serum and urinary IgE dosages by LuLISA
specific IgE concentrations for a given allergen will be measured in the sera and the urine from the same patient and the results will be compared
Time frame: Day 0
To study the correlation between the results of specific IgE dosages in the venous blood and the capillary blood
specific IgE concentrations for a given allergen will be measured in the venous blood and the capillary blood from the same patient and the results will be compared
Time frame: Day 0
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