Purified P5 protein of non-typable Haemophilus influenzae as vaccine against a non-typable Haemophilus influenzae strain

摘要

The present invention relates to P5 outer membrane protein of the Haemophilus influenzae bacterial strain and antibodies directed to P5 protein. The invention also relates to a method of isolating P5 protein and a vaccine composition for use in the treatment of Haemophilus influenzae infection.