Vaccine Compositions Comprising Virosomes and a Saponin Adjuvant

摘要

This invention provides virosome preparations from an enveloped virus, in particular from influenza virus, containing from said virus, and a saponin adjuvant. In particular the invention provides a virosome preparation from influenza virus 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.