QUILLAJA SAPONIN ADJUVANT AND VACCINE FORMULATION CONTAINING SAME

摘要

A novel saponin component having a molecular weight of about 956 daltons, a process for isolating the saponin component from the bark of Quillaja saponaria Molina, a vaccine formulation comprising the saponin component as an immune adjuvant, a method for increasing the immune response to an antigen by employing an adjuvant compos ition comprising saponin component and a second adjuvant .