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this study is designed to identify the genetic factors which can be implicated in the salbutamol responsiveness for asthmatic children in pediatric emergency department
Patients from 6 to 16 years old consulting for an acute asthma exacerbation and receiving a treatment by salbutamol according to the usual care could be recruited.Saliva from patient were collected using Oragen®.DNA OG-500 kit or swabs.Based on literature review, four SNP were chosen:ADBR2 gene), ARG gene, and GSNOR gene.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| salbutamol |
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| Measure | Description | Time Frame |
|---|---|---|
| pre- and post-bronchodilator FEV1 value (BDR = 100 x [post-FEV1 - pre-FEV1]/pre-FEV1) | comparison of acute response to salbutamol calculated as the percentage difference between the pre- and post-bronchodilator FEV1 value (BDR = 100 x [post-FEV1 - pre-FEV1]/pre-FEV1) between the different polymorphism | Day 0 |
| Measure | Description | Time Frame |
|---|---|---|
| polymorphism on the response delay | Day 0 |
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Inclusion Criteria:
Exclusion Criteria:
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children 6-16 years old asthmatic patients consulting for an exacerbation in a pediatric emergency department
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| Name | Affiliation | Role |
|---|---|---|
| Hélène Chappuy, MDPhD | APHP | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Necker Enfants Malades Hospital | Paris | 75015 | France |
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| ID | Term |
|---|---|
| D001249 | Asthma |
| ID | Term |
|---|---|
| D001982 | Bronchial Diseases |
| D012140 | Respiratory Tract Diseases |
| D008173 | Lung Diseases, Obstructive |
| D008171 | Lung Diseases |
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Saliva from patient were collected using Oragen®.DNA OG-500 kit, (DNA Genotek, Kanata, Canada) or swabs (Catch-All™ sample collection swabs from Epicentre Biotechnologies, Madison, WI), and stored at room temperature or -20°C, respectively.
| D012130 |
| Respiratory Hypersensitivity |
| D006969 | Hypersensitivity, Immediate |
| D006967 | Hypersensitivity |
| D007154 | Immune System Diseases |