New developments in dry powder pulmonary vaccine
2011-4-1u2002·u2002The feasibility of dry powder aerosol vaccines has been demonstrated in several studies ().Dry powder influenza subunit vaccines prepared by spray-freeze-drying were shown to induce superior systemic and mucosal humoral and cell-mediated immune responses in mice after pulmonary delivery when compared with liquid vaccines administered via either the pulmonary or the i.m. route 8, 50.
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