METHOD FOR ISOLATING AND PURIFYING TRANSFERRIN AND LACTOFERRIN RECEPTOR PROTEINS FROM BACTERIA AND THE PREPARATION OF VACCINES CONTAINING THE SAME

摘要

This invention provides methods for isolating and purifyingtransferrin and lactoferrin receptor proteins from bacterialpathogens by affinity chromatography and provides thepreparation of vaccine antigens comprising the purifiedtransferrin and lactoferrin receptor proteins.