| 摘要 |
An inhalent allergen composition comprises an inhalent allergen and a saponin adjuvant. The inhalent allergen may be an extract of a grass pollen, such as rye grass, or a weed, such as ragweed. The saponin adjuvant may be an extract from the bark of the tree Quillaja Molina, and known as Quil-A.
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