How to Use "allergen" with Example Sentences
- 1. Your body may have a threshold for a particular allergen , such as pollen or animal dander .
- 2. In many cases , asthma is triggered by exposure to an allergen in the environment ( allergy-induced asthma ) .
- 3. With food , he says , there 's often little consensus about what , exactly , the offending allergen is .
- 4. The placebo , identical except that it contains no allergen , is administered in the same way but on a different day .
- 5. Allergies are caused by an overactive immune system responding to an allergen such as pollen , mold , dust or pet dander .