[Species reactivity]:Betula pendula (European white birch) (Betula verrucosa);[Alternative Names]:BETVIA, BETVI, Major pollen allergen Bet v 1-A, Allergen Bet v 1-A, Betula pendula (European white birch) (Betula verrucosa);[Host species]:Human;[Isotype]:VHH-hFc;[Applications]:ELISA,SPR