Quinolizidine alkaloids isolated from various marine and terrestrial animals and plants are
primarily composed of lupinine-, matrine-, and sparteine-type alkaloids. Matrine,
phenanthroquinolizidines, bis-quinolizidines, and small molecules from amphibian skins are
representative compounds of such alkaloids. Quinolizidine alkaloids harbor anticancer,
antibacterial, antiinflammatory, antifibrosis, antiviral, and anti-arrhythmia. In this chapter, we
comprehensively outline the biological activity and pharmacological action of quinolizidine …