Vaccine development and new attempts of treatment for ragweed allergy.

摘要: Ragweeds are flowering plants in the genus Ambrosia aster family, Asteraceae. They distributed tropical and subtropical regions of New World, especially North America. Short ragweed is most important weed. The occurs late summer pollination period extends from beginning August to mid-October. Sensitization pollen has risen United States past decade probably worldwide. major allergenic compound been identified as Amb a 1. Ragweed allergies usually cause allergic rhinitis asthma. patients may show signs oral allergy syndrome caused by crossreactivity between allergens food allergens. In present article, an update about vaccine development new knowledge for exhaustively revised.