Immunoglobulin igg3 as a marker for protecting against infectious viral diseases, and the uses of the same

摘要

The invention relates to a novel variant of isolated and/or purified immunoglobulin IgG3 which can be used as a marker for protecting against infectious viral diseases such as AIDS, as a diagnostic tool, or as a preventive and curative medicament. The invention also relates to corresponding in vitro diagnostic methods.