AUTHOR=Morais Victor , Suarez Norma , Silveira Fernando TITLE=Methods of saponin purification from Quillaja sp. for vaccine adjuvant production JOURNAL=Frontiers in Natural Products VOLUME=3 YEAR=2025 URL=https://www.frontiersin.org/journals/natural-products/articles/10.3389/fntpr.2024.1524624 DOI=10.3389/fntpr.2024.1524624 ISSN=2813-2602