Vaccine compositions comprising virosomes and a saponin adjuvant

摘要

The invention provides virosome preparations from an enveloped virus, in particular from influenza virus, containing an antigen from said virus, and a saponin adjuvant. In particular the invention provides a virosome preparation from influenza virus containing an influenza antigen a QS21, optionally with a sterol. The invention also provides vaccine compositions containing said virosome preparations, methods of preparing said virosome preparations and vaccine containing them.