Definitions for "Allergen"
Any substance that can induce an allergic reaction.
a foreign substance to the body's immune system that may cause an allergic reaction.
substances that can cause reactions to peoples within the respiratory system or skin.  Particles typically in the .5-micron size that can cause allergies.
Keywords:  polymyxin
Keywords:  jen
Fungus Pharyngitis
Fungus Phenotype
Keywords:  ocular
Fluorescence Phenylephrine
Keywords:  polypeptide, hormonal
Hormonal Polypeptide
A food allergen is the part of a food (a protein) that stimulates the immune system of food allergic individuals. A single food can contain multiple food allergens. Carbohydrates or fats are not allergens.
Keywords:  facial, penis
Facial Penis